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Howard M. Snyder, III, M.D.
Pediatric Surgery - Urology

  
  • Profile Home
  • Appointments
  • Education
  • Memberships
  • Research
  • Publications

Administrative Office:
Children's Hospital of Philadelphia
3rd Floor Wood Center
34th Street & Civic Center Blvd.
Philadelphia, PA 19104-4399
Administrative Assistant: Sharon Brown
Administrative Telephone: 215-590-2754
Administrative Fax: 215-590-3985

snyderh@email.chop.edu

Link to Children's Hospital of Philadelphia
 
Complex congenital urinary tract/urogenital anomalies:
  • hypospadias
  • exstrophy/epispadias
  • cryptorchidism (undescended testis)
  • continent reconstruction
  • urinary tract infection
  • neurogenic bladder and urinary incontinence
  • vesicoureteral reflux
  • hydronephrosis/ureteropelvic junction obstruction
  • posterior urethral valves
  • laparoscopy and minimally invasive surgery
  • kidney and bladder stones
 
Faculty Appointments
1980-1986 Assistant Professor of Surgery in Urology
University of Pennsylvania School of Medicine
Philadelphia, Pennsylvania
 
1986-1992 Associate Professor of Surgery in Urology
University of Pennsylvania School of Medicine
Philadelphia, Pennsylvania
 
1992 - present Professor of Surgery in Urology
Perelman School of Medicine
Philadelphia, Pennsylvania
 
1996 - present Adjunct Professor of Surgery
F. Edward Hebert School of Medicine
Uniformed Services University of the Health Sciences
Bethesda, Maryland
 
Hospital and Administrative Appointments
1980 - 1989 Assistant Surgeon/Associate Director
Division of Urology, Department of Surgery
The Children’s Hospital of Philadelphia
Philadelphia, Pennsylvania
 
1989 - present Senior Surgeon, Associate Director
Division of Urology, Department of Surgery
The Children’s Hospital of Philadelphia
Philadelphia, Pennsylvania
 
1980 - present Medical/Surgical Staff
Hospital of the University of Pennsylvania
Philadelphia, Pennsylvania
 
1981 - present Medical/Surgical Staff
Penn Presbyterian Medical Center
Philadelphia, Pennsylvania
 
1987 - present Medical/Surgical Staff
Department of Surgery Urology
A.I. duPont Children’s Hospital
Wilmington, Delaware
 
1996 - present Medical/Surgical Staff, Bryn Mawr Hospital
Bryn Mawr, Pennsylvania
 
1997 - 1999 Medical/Surgical Staff, Chester County Hospital
West Chester, Pennsylvania
 
1999 - present Medical/Surgical Staff, Department of Surgery
Urology, Pennsylvania Hospital
Philadelphia, Pennsylvania
 
Education/Training
1965 B.A. Princeton University w/Honors (Biology)
 
1969 M.D. Harvard Medical School (Medicine)
 
Postgraduate Training and Fellowship Appointments
1969 - 1970 Intern in Surgery, Peter Bent Brigham Hospital
Boston, Massachusetts
 
1970 - 1972 Junior Assistant Resident in Surgery
Peter Bent Brigham Hospital
Boston, Massachusetts
 
1972 - 1973 Senior Assistant Resident in Surgery
Peter Bent Brigham Hospital
Boston, Massachusetts
 
1973 - 1974 Senior Assistant Resident in Pediatric Surgery
Children’s Hospital Medical Center
Boston, Massachusetts
 
1974 - 1974 Chief Resident in Pediatric Surgery
Children’s Hospital Medical Center
Boston, Massachusetts
 
1974 - 1975 Chief Resident in Surgery
Tufts University – New England Medical Center
Boston, Massachusetts
 
1975 - 1975 Pediatric Urologic and General Surgery with Hardy Hendren, M.D.
Chief of Pediatric Surgery Massachusetts General Hospital
Boston, Massachusetts
 
1975 - 1976 Honorary Clinical Assistant to Mr. D.I. Williams
Hospital for Sick Children
London, England
 
1976 - 1976 Senior Houseman to Mr. J.H. Johnston, Alder Hey Children’s Hospital
Liverpool, England
 
1978 - 1980 Senior and Chief Resident in Urology, Harvard Program in Urology
Peter Bent Brigham Hospital
Boston, Massachusetts
 
1978 - 1980 Clinical Assistant in Surgery, Children’s Hospital Medical Center
Instructor in Surgery (Urology)
Harvard Medical School
Boston, Massachusetts
 
Military Service
1976 - 1978 Active Duty, U.S. Army Surgeon:
General and Pediatric, U.S. Army Hospital,
Fort McPherson, Atlanta, Georgia
 
1984 - present Colonel, Active Reserves, U.S. Army
Chief of Surgical Services
348th Army General Hospital, Ft. Dix, New Jersey
 
March 2003 -
June 2003		 Active Duty, U.S. Army Medical Corp
Operation Iraqi Freedom
December 31, 2004 Retired
 
Memberships/Societies
International Societies
  • British Association of Urological Surgeons (Affiliate Member)
  • Confederation Americana De Urologia
  • European Society of Pediatric Urology
  • Fellow of the Royal Society of Medicine, London
  • Societe Internationale d’Urologie, United States Section
National Societies
  • American Academy of Pediatrics, Surgical Section
    • Program Committee (1987-1988)
  • American Academy of Pediatrics, Urology Section
    • Program Committee (1987-1988)
    • Chairman, Public Policy Committee (1988-present)
    • Consultant on Pediatrics, Program Committee (1989-1991)
  • American Board of Clinical Urologists
  • American Board of Surgery
    • Examination Consultant (1998)
  • American Board of Urology
    • Examination Committee (1986-1990)
    • Chairman, Pediatric Examination Committee (1989-1990)
    • Guest Examiner, Oral Boards (1989)
    • Examination Consultant, Consultant Committee for Qualifying Examination (1998)
    • Board Trustee (2002-2008)
    • Examiner (2002-present)
  • American College of Surgeons, Fellow
    • Committee on Video-Based Education (1998-2004)
    • Governor, Pediatric Urology (2002-2008)
    • Chairman, Advisory Committee on Urology (2003-2007)
    • Regent (2007-Present)
    • Advisory Board, Health Policy Institute (2008-Present)
  • American Medical Association
  • American Pediatric Surgical Association
    • Publications Committee (1985-1986)
    • Urology Committee (1984-1989)
    • Urology Committee (1995-present)
  • American Trauma Society
    • Member (1995-present)
  • American Urological Association
    • International Relations Committee (1993-1995), (2002-2003)
    • Guidelines Panels Project - Vesicoureteral Reflux (1990-present)
    • Terminology Committee (1991-present)
  • Boyleston Medical Society
  • Eastern Pediatric Urological Society
  • Massachusetts Medical Society
  • National Kidney Foundation
    • Board of Directors (1992-1994)
    • Scientific Advisory Board (1988-1994)
    • Executive Committee of Scientific Advisory Board (1992-1994)
    • Scientific Council Chairmen Committee (1992-1994)
    • Grant Review, Urology Review Committee (1989-1992)
    • Council on Pediatric Nephrology/Urology (1988-present)
    • Chairman (1988-1994)
    • Distinguished Service Award (1993)
  • Society of Genitourinary Reconstructive Surgeons
    • Board of Directors (1990-1995)
    • President (1995-1996)
  • Society for Pediatric Urology
    • Chairman, Public Policy Committee (1988-present)
    • Program Chairman (1990)
    • President (1998-1999)
  • Society of Sigma Xi
  • Society of University Urologists
Local/Regional Societies
  • Pennsylvania Medical Society
  • Philadelphia Academy of Surgery
  • Philadelphia Chapter, American College of Surgeons
  • Philadelphia County Medical Society
  • Philadelphia Urologic Society
    • Chairman of Committee for Revision of the Constitution and By-Laws (1983-1984)
    • Secretary-Treasurer (1986-1992)
    • President (1992-1993)
    • The College of Physicians of Philadelphia (Fellow - 1981)
    • Committee on Administration (1991-1994)
    • Task Force for Membership Criteria (1993)
    • Member, Committee on Fellowship (1994)
    • Member, Executive Committee (1994)
    • Chair, Committee on Admissions (2 terms, 1994)
    • Council of College of Physicians (1991)
    • Committee on Nominations (1997-2002)
    • Committee on Program (1997-present)
    • Trustee (2000-2009)
    • By-Laws Committee (2005-present)
  • The John Morgan Society
National Scientific Committees
  • National Institutes of Health, Special Study Section (Consultant 1986)
International Scientific Committees
  • 1st International Consultation on Incontinence, Sponsored by World Health Organization, Morocco (2000) – Chairperson, Surgical Treatment in Children Committee
  • 2nd International Consultation on Incontinence, Sponsored by World Health Organization, Paris (2001) – Member, Surgical Treatment in Children Committee
 
Research
 
 
 
 
 
 
 
 
 
 
Publications
Research Publications, peer reviewed
  1. Snyder HM, Ceccarini C: Interspecific spore inhibition in the cellular slime moulds. Nature 209:1152, Mar. 1966.
  2. Snyder HM, Nana OF, Smith PD: The effect of provision of medical facilities in use by the migrant workers of California. Medical Care 6:394-399, Sep.-Oct. 1968.
  3. Habal MB, Snyder HM, Murray JE: Chondrosarcoma of the hand. American Journal of Surgery 125:775-776, Jun. 1973.
  4. Snyder HM, Harrison NW, Whitfield HN, Williams DI: Urodynamics in the prune belly syndrome. British Journal of Urology 48:663-670, 1976.
  5. Williams DI, Snyder HM: Anterior detrusor tube repair of urinary incontinence in children. British Journal of Urology 48:671-674, 1977.
  6. Evans JP, Snyder HM: Idiopathic scrotal edema. Urology 9-549-551, May 1977.
  7. Snyder HM, Johnston JH: Orthotopic ureteroceles in children. Journal of Urology 119:543-546, Apr. 1978.
  8. Yalla SV, Blute RD, Snyder HM, Yap W, Fraser L, Friedman E: Isolated bladder neck obstruction of undetermined etiology (primary) in adult males. Urology 17:99-108 (XVII), Jan. 1981.
  9. Yalla SV, Waters WB, Snyder HM, Varady S, Blute R: Urodynamic localization of isolated bladder neck obstruction in men: studies with micturitional vesicourethral static pressure profile. Journal of Urology 125:677-684, May 1981.
  10. Yalla SV, Blute R, Waters WB, Snyder HM, Fraser, L: Urodynamic evaluation of prostatic enlargements with micturitional vesicourethral static pressure profiles. Journal of Urology 25:685-689, May 1981.
  11. Snyder HM Lack EE, Chetty-Baktavizian A, Bauer SB, Colodny AH, Retik AB: Congenital mesoblastic nephroma: relationship to other renal tumors of infancy. Journal of Urology 126:513-516, Oct. 1981.
  12. Charney EB, Kalichman MA, Snyder HM: Multiple benefits of CIC for children with myelomeningocele. Kinderchirurgie 37:145-147, Dec. 1982.
  13. Snyder HM, Retik AB, Bauer SB, Colodny AH: Feminizing genitoplasty: A synthesis. Journal of Urology 129:1024-1026, May 1983.
  14. Snyder HM, Kalichman MA, Charney EB, Duckett JW: Vesicostomy for neurogenic bladder with spina bifida: Follow up. Journal of Urology 130:724-726, Oct. 1983.
  15. Howell C, Caldamone A, Snyder HM, Ziegler M, Duckett JW: Optimal management of cloacal exstrophy. Journal of Pediatric Surgery 18:365-369, Dec. 1983.
  16. Caldamone AA, Snyder HM, Duckett JW: Ureteroceles in children: Follow up of management with upper tract approach. Journal of Urology 131:1130-1132, Jun. 1984.
  17. Rosenberg HK, Snyder HM, Duckett JW: Abdominal mass in a young infant: multicystic dysplasia of crossed fused renal ectopia – Ultrasonic demonstration. Journal of Urology 131:1160-1161, Jun. 1984.
  18. Weiss JP, Duckett JW, Snyder HM: Single unilateral vaginal ectopic ureter: Is it really a rarity? Journal of Urology 132:1177-1170, Dec. 1984.
  19. Granowetter L, Snyder HM, Raney RB, et al: Malignant tumor of the pelvis. edical & Pediatric Oncology 12:247-251, 1984.
  20. Charney EB, Witzleben CL, Douglas S, Kamani N, Kalishman M, Norman M, Snyder HM: Medical management of bilateral renal malakoplakia. Archives of Disease in Childhood 60:254-256, 1985 (London).
  21. Duckett JW, Snyder HM: Use of the Mitrofanoff principle in urinary reconstruction. World Journal of Urology 3:191-193, 1985.
  22. Weiss JP, Rosenberg HK, Borden S, Meadows A, Chatten J, Duckett JW, Snyder HM: CPC: Rapidly expanding right renal mass in a 12 year old boy. Journal of Urology 133:254-257, Feb. 1985.
  23. Woodhouse CR, Snyder HM, Duckett JW: Testicular and sexual function in adults with prune belly syndrome. Journal of Urology 133:607-609, Apr. 1985.
  24. Arger PH, Coleman BG, Mintz MD, Snyder HM, Camardese T, Arenson RL, Gabbe SG, Aquino L: An analysis of routine fetal GU tract screening. Radiology 156:485-489, Jun. 1985.
  25. Duckett JW, Snyder HM: Continent urinary diversion: Variations on the Mitrofanoff principle. Journal of Urology 136:58-62, 1986.
  26. Finkelstein MS, Rosenberg HK, Snyder HM, Duckett JW: Ultrasound evaluation of the scrotum in pediatrics. Urology 27(1):1-9, Jan. 1986.
  27. Mandell GA, Snyder HM, Heyman S, Keller M, Kaplan JM, Norman ME: Association of congenital megacalycosis and primary obstructive megaureter with review of the literature. Pediatric Radiology 17:28-33, May 1986.
  28. Hadziselimovic F, Snyder HM, Duckett JW, Howards S: Testicular histology following unilateral testicular torsion in children. Journal of Urology 136:208-210, Jul. 1986.
  29. Kremer SL, Rosenberg HK, Sherman NH, Tarry WF, Duckett JW, Snyder HM: Rapidly expanding mass in a neonate. Journal of Clinical Ultrasound 14:569-573, Sep. 1986.
  30. Siegel AL, Snyder HM, Duckett JW: Outpatient pediatric urological surgery: Techniques for a successful and cost-effective practice. Journal of Urology 136:879-881, Oct. 1986.
  31. Raney RB, Snyder HM, Schnaufer L, Mahboubi S, Carey A, Duckett JW, Rosenberg HK, Chatten J: Primary site as a prognostic variable for children with pelvic soft-tissue sarcomas. Journal of Urology 136:874-878, Oct. 1986.
  32. Rosenberg HK, Sherman NH, Tarry WF, Duckett JW, Snyder HM: Mayer-Rokitansky-Kuster-Hauser syndrome: Ultrasonic aid to diagnosis. Radiology 161:815-819, Nov. 1986.
  33. Caro PA, Rosenberg HK, Snyder HM: Congenital urethral polyp. American Journal of Radiology 147:1041-1042, Nov. 1986.
  34. Hadziselimovic F, Huff D, Duckett JW, Herzog B, Elder J, Snyder HM, Buser M: Treatment of cryptorchidism with low doses of Buserelin over a six month period. The European Journal of Pediatrics 146(2):S56-S58, 1987.
  35. Huff DS, Hadziselimovic F, Duckett JW, Elder JS, Snyder HM: Germ cell counts in semi-thin sections of biopsies of 115 unilaterally cryptorchid testes: The experience from the Children's Hospital of Philadelphia. European Journal of Pediatrics 146(2):25-27, 1987.
  36. Choi H, Snyder HM, Duckett JW: Urolithiasis in childhood: Current management. Journal of Pediatric Surgery 22:158-164, Feb. 1987.
  37. Griffin GC, Raney RB, Snyder HM, Duckett JW: Yolk sac carcinoma of the testes in children. Journal of Urology 137:954-957, May 1987.
  38. Nakayama DK, Snyder HM, Schnaufer L, Ziegler MM, Templeton JM, Duckett JW: Posterior sagittal exposure for reconstructive surgery for cloacal anomalies. Journal of Pediatric Surgery 22:588-592, Jul. 1987.
  39. Elder JS, Duckett JW, Snyder HM: Onlay island flap in the repair of mid- and distal penile hypospadias without chordee. Journal of Urology 138:376-379, Aug. 1987.
  40. Evans AE, D’Angio GJ, Snyder HM: Selecting initial therapy for pediatric genitourinary cancers. Cancer 60:480-489, Aug. 1987.
  41. Hadziselimovic F, Duckett JW, Snyder HM, Schnaufer L, Huff D: Omphalocele, cryptorchidism and brain malformations: A new syndrome? Journal of Pediatric Surgery 22:854-856, Sep. 1987.
  42. Tarry WF, Duckett JW, Snyder HM: Urologic complications of sickle cell disease in a pediatric population. Journal of Urology 138:592-594, Sep. 1987.
  43. Siegel A, Snyder HM, Duckett JW: Epididymitis in infants and boys: Underlying urogenital anomalies and efficacy of imaging modalies. Journal of Urology 138:1100-1103, Oct. 1987.
  44. Oreland SM, Snyder HM, Duckett JW: The dorsal lumbotomy incision in pediatric urologic surgery. Journal of Urology 138:963-966. Oct. 1987.
  45. Hadziselimovic F, Huff DS, Duckett JW, Herzog B, Elder JS, Snyder HM, Buser M: Long-term effect of LHRH-analogue (Buserelin) on cryptorchid testes. Journal of Urology 138:1043-1045, Oct. 1987.
  46. Elder JS, Duckett JW, Snyder HM: Intervention for fetal obstructive uropathy: Has it been effective? Lancet 1007-1010, Oct. 1987.
  47. Rittenberg MH, Hulbert WC, Snyder HM, Duckett JW: Protective factors in posterior urethral valves. Journal of Urology 140:993-996, Nov. 1988.
  48. Elder JS, Snyder HM, Hulbert WC, Duckett JW: Perforation of the augmented bladder in patients undergoing clean intermittent catheterization (CIC): Journal of Urology 140:1159-1162, Nov. 1988.
  49. Altadonna V, Snyder HM, Rosenberg HK, Duckett JW: Simple cysts of the testis in children: Preoperative diagnosis by ultrasound and excision with testicular preservation. Journal of Urology 140:1505-1507, Dec. 1988.
  50. VanArsdalen KN, Smith JE, Shortliffe LD, Snyder HM: Pediatric ureteroscopy for calculus extraction. Journal of Endourology 3:375-381, 1989.
  51. Cunningham LN, Keating MA, Snyder HM, Duckett JW: Urologic manifestations of the popliteal-pterygium syndrome. Journal of Urology 141:910-912, Apr. 1989.
  52. Hollowell JG, Altman H, Snyder HM, Duckett JW: Co-existing ureteropelvic junction obstruction and vesicoureteral reflux: Diagnostic and therapeutic implications. Journal of Urology 142:490-493, Aug. 1989.
  53. Huff DS, Hadziselimovic F, Snyder HM, Duckett JW, Keating MA: Postnatal testicular maldevelopment in unilateral cryptorchidism. Journal of Urology 142:546-548, Aug. 1989.
  54. Cendron M, Keating MA, Huff DS, Koop CE, Snyder HM, Duckett JW: Cryptorchidism, orchiopexy and infertility: A critical long-term retrospective analysis. Journal of Urology 142:559-562, Aug. 1989.
  55. Keating MA, Escala J, Snyder HM, Heyman S, Duckett JW: Changing concepts in management of primary obstructive megaureter. Journal of Urology 142:636-640, Aug. 1989.
  56. Forman HP, Rosenberg HK, Snyder HM: Fractured penis: Ultrasound aid to diagnosis. Radiology 153:1009-1090, Nov. 1989.
  57. Rich MA, Keating MA, Snyder HM Duckett JW: “Hinging” the urethral plate in hypospadias meatoplasty. Journal of Urology 142:1551-1553, Dec. 1989.
  58. Zderic SA, Plzak JE, Duckett JW, Snyder HM, Wein AJ, Levin RM: Developmental factors in the contractile response of the rabbit bladder to both autonomic and non-autonomic agents. Pharmacology 41:119-123, 1990.
  59. Zderic SA, Plzak JE, Duckett JW, Snyder HM, Wein AJ, Levin RM: The effect of pregnancy on rabbit urinary bladder physiology. I. The effects of extracellular calcium. Pharmacology 41:124-129, 1990.
  60. Zderic SA, Duckett JW, Snyder HM, Wein AJ, Levin RM: Ontogeny of bladder compliance. Neurourology and Urodynamics 9:595-600, 1990.
  61. Hollowell JG, Keating MA, Snyder HM, Duckett JW: Preservation of urethral plate in hypospadias repair: Extended applications and further experience with the onlay island flap urethroplasty. Journal of Urology 143:98-101, Jan. 1990.
  62. Snyder HM: Evolving themes in the continent reconstruction of the lower urinary tract. Festschrift in honor of DI Williams: Postgraduate Medical Journal. London: MacMillan Press, Mar. 1990, S54-S61.
  63. Rich MA, Keatin MA, Snyder HM, Duckett JW: Low transurethral incision of single system intravesical ureteroceles in children. Journal of Urology 144:120-121, Sep. 1990.
  64. Keating MA, Duckett JW, Snyder HM, Wein AJ, Potter L, Levin RM: Ontogeny of bladder function in the rabbit. Journal of Urology 144:766-769, Sep. 1990.
  65. Cendron M, Whitmore KE, Carpiniello V, Kurzweil SJ, Hanno PM, Snyder HM, Duckett JW: Traumatic rupture of the corpus cavernosus: Evaluation and management. Journal of Urology 144:987-991, Oct. 1990.
  66. Berkovitz GD, Fechner PY, Zacur HW, Rock JA, Snyder HM, Migeon CJ, Perlman EJ: Clinical and pathologic spectrum of 46,XY gonadal dysgenesis: Its relevance to the understanding of sex differentiation. Medicine 70(6):375-383, 1991.
  67. Zderic SA, Hypolyte J, Duckett JW, Snyder HM, Wein AJ, Levin RM: Developmental aspects of bladder contractile function: Sensitivity to extracellular calcium. Pharmacology 43:61-68, 1991.
  68. Duckett JW, Snyder HM: The MAGPI hypospadias repair in 1,111 patients. Annals of Surgery, 213(6):620-626, Jun. 1991.
  69. Huff DS, Hadziselimovic F, Snyder HM, Blyth B, Duckett JW: Early postnatal testicular maldevelopment in cryptorchidism. Journal of Urology 146:624-626, Aug. 1991.
  70. Huff DS, Wu H-Y, Snyder HM, Hadziselimovic F, Blyth B, Duckett JW: Evidence in favor of the mechanical (intrauterine torsion) theory over the endocrinopathy (cryptorchidism) theory in the pathogenesis of testicular agenesis. Journal of Urology 146 (2 Pt 2):630-631, Aug. 1991.
  71. Duckett JW, Snyder HM: Meatal advancement and glanuloplasty hypospadias repair after 1,000 patients: Avoidance of meatal stenosis and regression. Journal of Urology 147:665-669, Mar. 1992.
  72. Hulbert WC, Rosenberg HK, Cartwright PC, Duckett JW, Snyder HM: Predictive value of ultrasound in evaluation of infants with posterior urethral valves. Journal of Urology 148:122-124, Jul. 1992.
  73. Ewalt DH, Howard PS, Blyth B, Snyder HM, Duckett JW, Levin RM, Macarak EJ: Is lamina propia matrix responsible for normal bladder compliance? Journal of Urology 148:544-549, Aug. 1992.
  74. Blyth B, Ewalt DH, Duckett JW, Snyder HM: Lithogenic properties of enterocytoplasties. Journal of Urology 148:575-577, Aug. 1992.
  75. Huff DS, Snyder HM, Hadziselimovic F, Blyth B, Duckett JW: An absent testis is associated with contralateral testicular hypertrophy. Journal of Urology 148:627-628, Aug. 1992.
  76. Cartwright PC, Duckett JW, Keating MA, Snyder HM, Escala J, Blyth B, Heyman S: Managing apparent ureteropelvic junction obstruction in the newborn. Journal of Urology 148:1224-1228, 1992.
  77. Sheldon CA, Duckett JW, Snyder HM: Evolution in the management of infant pyeloplasty. Journal of Pediatric Surgery 27(4):501-505, Apr. 1992.
  78. Baskin LS, Howard PS, Duckett JW, Snyder HM, Macarak EJ: Bladder smooth muscle cells in culture: I. Identification and characterization. Journal of Urology 149:190-197, Jan. 1993.
  79. Blyth B, Passerini-Glazel G, Camuffo C, Snyder HM, Duckett JW: Endoscopic incision of ureteroceles: Intravesical versus ectopic. Journal of Urology 149:556-560, Mar. 1993.
  80. Cendron M, Huff DS, Keating MA, Snyder HM, Duckett JW: Anatomic, morphologic and volumetric analysis: A review of 759 cases of testicular maldescent. Journal of Urology 149:570-573, Mar. 1993.
  81. Cartwright PC, Velagupudi S, Snyder HM, Keating MA: A surgical approach to reoperative orchiopexy. Journal of Urology 149:817-818, 1993.
  82. Blyth B, Snyder HM, Duckett JW: Antenatal diagnosis and subsequent management of hydronephrosis. Journal of Urology 149:693-698, 1993.
  83. Daskalopoulos EI, Baskin L, Duckett JW, Snyder HM: Congenital penile curvature: Chordee without hypospadias. Urology 42:708-712, Aug. 1993.
  84. Zderic SA, Sillen U, Liu G-H, Snyder HM, Duckett JW, Wein AJ, Levin RM: Developmental aspects of urinary bladder contractile function: Evidence for an intracellular calcium pool. Journal of Urology 150:623-625, Aug. 1993.
  85. Baskin LS, Constantinescu S, McAninch JW, Howard PS, Ewalt D, Duckett JW, Snyder HM, Macarak EJ: Biochemical characterization and quantitation of the collagenous components of urethral stricture disease. Journal of Urology 150:642-647, Aug. 1993.
  86. Levy JB, Baskin LS, Ewalt DH, Zderic SA, Bellah R, Snyder HM, Templeton J, Duckett JW: Nonoperative management of blunt pediatric major renal trauma. Urology 42:418-424, Oct. 1993.
  87. Snyder HM: Bilateral undescended testes. European Journal of Pediatrics 152, 1993.
  88. Huff DS, Hadziselimovic F, Snyder HM, Blyth B, Duckett JW: Histologic maldevelopment of unilaterally cryptorchid testes and their descended partners. European Journal of Pediatrics 152:S11-S14, 1993.
  89. Baskin LS, Macarak EJ, Duckett JW, Snyder HM, Howard PS: Culture of urethral fibroblasts: Cell morphology, proliferation and extracellular matrix synthesis. Journal of Urology 150:1260-1266, Oct. 1993.
  90. Baskin LS, Duckett JW, Ueoka K, Seibold J, Snyder HM: Changing concepts of hypospadias curvature leads to more onlay island flap procedures. Journal of Urology 151:191-196, Jan. 1994.
  91. Turek PJ, Ewalt DH, Snyder HM, Stampfers D, Blyth B, Huff DS, Duckett JW: The absent cryptorchid testis. Surgical findings and their implications for diagnosis and etiology. Journal of Urology 151:718-720, Mar. 1994.
  92. Turek PJ, Ewalt DH, Snyder HM, Duckett JW: Normal epididymal anatomy in boys. Journal of Urology 151:726-727, Mar. 1994.
  93. Schoor RA, Canning DA, Bella RD, Snyder HM, Duckett JW, Krasnapolski L, Wein AJ, Levin RM: Ultrasound diagnosis of bladder outlet obstruction in rabbits. Neurourology and Urodynamics 13(5):559-569, 1994.
  94. Baskin LS, Zderic SA, Snyder HM, Duckett JW: Primary dilated megaureter: Long-term follow-up. Journal of Urology 152:618, Aug. 1994.
  95. Zderic SA, Sillen U, Liu G-H, Snyder HM, Duckett JW, Gong C, Levin, RM: Developmental aspects of excitation contraction coupling of rabbit urinary bladder smooth muscle. Journal of Urology [Pediatric Supplement]152:679-681, Aug. 1994.
  96. Baskin LS, Constantinescu S, Duckett JW, Snyder HM, Macarek E: Type III collagen decreases in normal fetal bovine bladder development. Journal of Urology 152:688-691, Aug. 1994.
  97. Coplen DE, Howard PS, Duckett JW, Snyder HM, Macarak EJ: Characterization of a fibroblast cell from the urinary bladder wall. In Vitro Cellular Development Biology 30-A:604-608, Sep. 1994.
  98. Rosenberg HK, Eggli KD, Zerin M, Ortega W, Wallach MT, Kolberg H, Lebowitz R, Snyder HM: Benign cystitis in children mimicking rhabdomyosarcoma. Journal of Ultrasound Medicine 13:921-932, 1994.
  99. Mozley PD, Heyman S, Duckett JW, Turek P, Snyder HM, Maislin G, Basheim H: Direct vesicoureteral scintigraphy: Quantifying the early predictors of outcome in children with mild to moderate urinary reflux. Journal of Nuclear Medicine 35:1602-1608, Oct. 1994.
  100. Snyder HM 3rd. Current developments in the treatment of genitourinary rhabdomyosarcoma. Pediatrik Cerrahi Dergisi, Official Journal of the Turkish Association of Pediatric Surgeons. 9(1):283-5, 1995.
  101. Canning DA, Seibold J, Saito M, Zderic SA, Snyder HM, Duckett JW, Levin RM: Use of injectable fat to obstruct the urethra in rabbits. Neurourology and Urodynamics 14:259-267, May 1995.
  102. Yoon J-Y, Zderic SA, Duckett JW, Snyder HM, Levin RM: Developmental factors in contractile response of the rabbit bladder: Effect of anorexia and extracellular acidosis. Biology of the Neonate 67(5):370-375, Jun. 1995.
  103. Koo HP, Macarak EJ, Zderic SA, Duckett JW, Snyder HM, Levin RM: The ontogeny of bladder function in the fetal calf. Journal of Urology 154:283-287, Jul. 1995.
  104. Baskin LS, Canning DA, Snyder HM, Duckett JW: Treating complications of circumcision. Pediatric Emergency Care 12(1):62-68, Feb. 1996.
  105. Smith GH, Canning DA, Schulman SL, Snyder HM, Duckett JW: The long-term outcome of posterior urethral valves with primary valve ablation and observation. Journal of Urology 155(5):1730-1734, May 1996.
  106. Zderic SA, Rohrmann D, Gong C, Snyder HM, Duckett JW, Wein AJ, Levin RM: The decompensated detrusor II: Evidence for loss of sarcoplasmic reticulum function after bladder outlet obstruction in the rabbit. Journal of Urology 156(2 Pt 2):587-592, Aug. 1996.
  107. Avolio L, Koo HP, Bescript AC, Snyder HM, Canning DA, Duckett JW: The long-term outcome in men with exstrophy/epispadias: Sexual function and social integration. Journal of Urology 156(2 Pt 2):822-825, Aug. 1996.
  108. Coplen DE, Hare JY, Zderic SA, Canning DA, Snyder HM, Duckett JW: 10-year experience with prenatal intervention for hydronephrosis. Journal of Urology 156(3):1142-1145, Sep. 1996.
  109. Robin NH, Neidich JA, Bason LD, Whitaker LA, McDonald-McGinn D, Hunger J, Snyder HM, Zackai EH: Frontonasal malformation and cloacal exstrophy: A previously unreported association. American Journal of Medical Genetics 61:75-78, 1996.
  110. Snyder HM, Kirsch AJ: Trends in continent reconstruction of the lower urinary tract. Contemporary Urology 9:61, 1997.
  111. Kennedy WA, Snyder HM: The undescended testis: An update. Dialogues in Pediatric Urology 20:6, 1997.
  112. Elder JS, Peters CA, Arant Jr. BS, Ewalt DH, Hawtrey CE, Hurwitz RS, Parrott TS, Snyder HM, Weiss RA, Woolf SH, Hasselblad V: Pediatric vesicoureteral reflux guidelines summary report on the management of primary vesicoureteral reflux in children. Journal of Urology 157(5):1846-1851, May 1997.
  113. Kirsch AJ, Duckett JW, Snyder HM, Canning DA, Harshaw DW, Howard P, Macarak EJ, Zderic SA: Skin flap closure by dermal laser soldering: A wound healing model for sutureless hypospadias repair. Urology 50(2):262-273, Aug. 1997.
  114. Dean G, Cargill RS, Macarak E, Snyder HM, Duckett JW, Levin RM: Active and passive compliance of the fetal bovine bladder. Journal of Urology 158(3 Pt 2):1094-1099, Sep. 1997.
  115. Rohrmann D, Snyder HM, Duckett JW, Canning DA, Zderic SA: The operative management of recurrent ureteropelvic junction obstruction. Journal of Urology 158(3):1257-1259, Sep. 1997.
  116. Baskin LS, Canning DA, Snyder HM, Duckett JW: Surgical repair of urethral circumcision injuries. Journal of Urology 158(6):2269-2271, Dec. 1997.
  117. Kirsch WJ, Escala J, Duckett JW, Smith GHH, Zderic SA, Canning DA, Snyder HM: Surgical management of the nonpalpable testis: The Children’s Hospital of Philadelphia experience. Journal of Urology 159:1340-1343, 1998.
  118. Suh DD, Schwartz IP, Canning DA, Snyder HM, Zderic SA, Kirsch AJ: Comparison of dermal and epithelial approaches to laser tissue soldering for skin flap closure. Lasers in Surgery & Medicine 22(5):268-274, 1998.
  119. Kirsch AJ, Cooper CS, Snyder HM: The onlay island flap procedure. Current Surgical Techniques in Urology 11(4):2-8, 1998.
  120. Noh PH, Cooper CS, Winkler AC, Zderic SA, Snyder HM, Canning DA: Prognostic factors for long-term renal function in boys with the prune belly syndrome. Journal of Urology 162(4):1399-1401, Oct. 1999.
  121. Noh PH, Cooper CS, Snyder HM: Conservative management of cystic dysplasia of the testis. Journal of Urology 162: 2145, 1999.
  122. Finn LS, Viswanatha DS, Belasco JB, Snyder HM, Huebner D, Sorbara L, Raffeld M, Jaffe ES, Salhany KE: Primary follicular lymphoma of the testis in childhood. Cancer, Journal of the American Cancer Society. 85(7) 1626-1635, 1999.
  123. Cooper CS, Jaffe WI, Huff DS, Canning DA, Zderic SA, Meadows AT, D’Angio GJ, Snyder HM: The role of renal salvage procedures for bilateral Wilms tumor: A 15 year review. Journal of Urology 163(1):265-268, Jan. 2000.
  124. Cooper CS, Chung BI, Kirsch AJ, Canning DA, Snyder HM: The outcome of stopping prophylactic antibiotics in older children with vesicoureteral reflux. Journal of Urology 163(1):269-273, Jan. 2000.
  125. Noh PH, Cooper CS, Snyder HM, Zderic SA, Canning DA, Huff DS: Testicular volume does not predict germ cell in patients with cryptorchidism. Journal of Urology 163:593-596, Feb. 2000.
  126. Hagg MJ, Mourachov PV, Snyder HM, Canning DA, Kennedy WA, Zderic SA, Duckett JW: The modern endoscopic approach to ureterocele. Journal of Urology 163(3):940-943, Mar. 2000.
  127. Harris CF, Cooper CS, Hutcheson JC, Snyder HM: Appendicovesicostomy: The Mitrofanoff procedure-A 15 year prospective. Journal of Urology 163(6):1922-1925, Jun. 2000.
  128. Cooper CS, Passerini-Glazel G, Hutcheson JC, Iafrate M, Camuffo C, Milani C, Snyder HM: Long term follow-up of endoscopic incision of ureteroceles: Intravesical versus extravesical. Journal of Urology 164:1097-1100, Sep. 2000.
  129. Hutcheson JC. Cooper CS. Snyder HM 3rd. The anatomical approach to inguinal orchiopexy. Journal of Urology. 164(5):1702-4, Nov.2000.
  130. Cooper CS, Noh PH, Snyder HM: Preservation of urethral plate spongiosum: technique to reduce hypospadias fistulas. Urology 57(2):351-354, 2001.
  131. Kirsch AJ, Cooper CS, Gatti J, Scherz HC, Canning DA, Zderic SA, Snyder HM: Laser tissue soldering for hypospadias repair: results of a controlled prospective clinical trial. Journal of Urology 165:574-577, Feb. 2001.
  132. Fenig DM, Snyder HM, Wu HY, Canning DA, Carr MC, Zderic SA, Huff DS: The histopathology of iatrogenic cryptorchid testes: An insight into etiology. Journal of Urology 165:1258-1261. Apr. 2001.
  133. Zenni MK, Cooper CS, Hutcheson JC, Fenig DM, Snyder HM, Hawtrey CE: Intravesical Jackson-Pratt drain for urinary diversion after augmentation cystoplasty. Journal of Urology 165:1233-1234, April 2001.
  134. Austin PF, Lockhart JL, Bissada NK, Hutcheson JC, Snyder HM, Rink RC: Multi-institutional experience with gastrointestinal composite reservoir. Journal of Urology 165:2018-2021, Jun. 2001.
  135. Metro MJ, Wu HY, Snyder HM, Zderic SA, Canning DA: Buccal mucosal grafts: Lessons learned from an eight year experience. Journal of Urology 166:1459-1461, Oct. 2001.
  136. Huff DS. Fenig DM. Canning DA. Carr MG. Zderic SA. Snyder HM 3rd: Abnormal germ cell development in cryptorchidism. Hormone Research. 55(1):11-17, 2001.
  137. Huff DS, Snyder HM 3rd, Rusnack SL, Zderic SA, Carr MC, Canning DA: Hormonal therapy for the subfertility of cryptorchidism. Hormone Research. 55(1):38-40, 2001.
  138. Hutcheson JC. Cooper CS. Canning DA. Zderic SA. Snyder HM 3rd: The use of vesicostomy as permanent urinary diversion in the child with myelomeningocele. Journal of Urology 166(6):2351-3, Dec. 2001.
  139. Rusnack SL, Hsi-Yang W, Huff DS, Snyder HM 3rd, Zderic SA, Carr MC, Canning DA: The ascending testis and the testis undescended since birth share the same histopathology. Journal of Urology 168(6):2590-2591, Dec. 2002.
  140. Schwab CW, Wu H-Y, Selman H, Smith GHH, Snyder HM and Canning DA: Spontaneous Resolution of Vesicoureteral Reflux: 15-Year Perspective. Journal of Urology 168:2594-2599. Dec. 2002.
  141. Thomas AD, Wu H-Y, Canning DA and Snyder HM: Spontaneous regression of cystic dysplasia of the testis. Journal of Urology 169, 645 February 2003.
  142. Rusnack SL, Wu H-Y, Huff DS, Snyder HM, Carr MC, Bellah RD, Zderic SA and Canning DA: Testis histopathology in cryptorchid boys correlates with future fertility potential. Journal of Urology 169:659-662, Feb 2003.
  143. Delaney DP, Carr MC, Kolon TF, Snyder HM, Zderic SA: The physical characteristics of young males with varicocele. BJU Int. 94(4):624-626, 2004.
  144. Shukla AR. Woodard C. Carr MC. Huff DS. Canning DA. Zderic SA. Kolon TF. Snyder HM 3rd: Experience with testis sparing surgery for testicular teratoma. Journal of Urology. 171(1):161-3, Jan. 2004.
  145. Shukla AR, Huff DS, Canning DA, Filmer RB, Snyder HM, Carpintier D, Carr MC: Juvenile granulosa cell tumor of the testis: Contemporary clinical management and pathological diagnosis. Journal of Urology. 171:1900-1902, May 2004.
  146. Carr MC, Snyder HM: Urethral valves, fate of the bladder and upper urinary tract: Urologe A. 43(4): 408-413, April 2004.
  147. Patel, RP, Shukla, AR, Snyder, HM: The Island Tube and Island Onlay Hypospadias Repairs Offer Excellent Long-Term Outcomes: A 14-Year Follow-up. Journal of Urology 172, 1717-1719 October 2004.
  148. Shukla AR, Bellah RA, Canning DA, Carr MC, Snyder HM, Zderic SA: Giant bladder diverticula causing bladder outlet obstruction in children: Journal of Urology. 172(5, Part 1 of 2):1977-1979, November 2004.
  149. Shukla AR, Cooper J, Patel RP, Carr MC, Canning DA, Zderic SA and Snyder HM: Prenatally detected primary megaureter: a role for extended followup. Journal of Urology, 173(4):1353-1356, April 2005.
  150. Shukla, A.R., Huff, D.S., Canning, D.A., Filmer, R.B., Snyder H.M. III, Carpintieri, D., Carr, M.C.: Juvenile granulosa cell tumor of the testis: new paradigms for management. Review Series Oncology, 10:16-17, 2005.
  151. Patel RP, Kolon TF, Huff DS, Carr MC, Zderic SA, Canning DA, Snyder HM 3rd: Testicular microlithiasis and antisperm antibodies following testicular biopsy in boys with cryptorchidism. Journal of Urology 174(5):2008-2010, Nov. 2005.
  152. Kiddoo DA, Canning DA, Snyder HM 3rd, Carr MC. Urethral dilation as treatment for neurogenic bladder. Journal of Urology 176(4S):1831-1834, Oct. 2006.
  153. Towbin R, Hurh P, Baskin K, Cahill AM, Carr M, Canning D, Snyder H, Kaye R. Priapism in children: treatment with embolotherapy. Pediatric Radiology 37(5):483-487, May 2007.
Chapters
  1. Snyder HM, Caldamone AA, Duckett JW. Scrotal pain swelling. Chapter 34 in Fleisher G, Ludwig S (eds.): Pediatric Emergency Medicine. Baltimore: Williams and Wilkins Co., 1983, 237-242.
  2. Snyder HM: Urological emergencies. Chapter 63 in Fleisher G, Ludwig S (eds.): Pediatric Emergency Medicine. Baltimore: Williams and Wilkins Co., 1983, 921-929.
  3. Snyder HM: Ambiguous genitalia. Chapter 49 in Libertino J (ed.): Reconstructive Urologic Surgery: Children and Adult. Baltimore: Williams and Wilkins, 1985, 627-647.
  4. Snyder HM: Ureteral duplication, ureterocele and ectopic ureter. In Whitfield H, Hendry WH (eds.): Textbook of Genitourinary Surgery. London: Churchill Livingstone Publishing Co., 1985, 150-177.
  5. Snyder HM: Vesicoureteral reflux. In Resnick MI (ed.): Current Trends in Urology, Volume 3. Baltimore: Williams and Wilkins Co.,1985, 116-134.
  6. Snyder HM: Ureteropelvic junction obstruction. In Resnick MI, Caldamone AA, Spirnak JP (eds.): Decision Making in Urology. Philadelphia: BC Decker Co., 1985, 30-31.
  7. Snyder HM, Filmer RB, Duckett JW: Cystic disease of the kidney, dysplasia and agenesis. In Welch, Randolph, Ravitch, O’Neill, Rowe (eds.): Pediatric Surgery, 4th Edition, Volume 2. Chicago: Yearbook Medical Publishers, 1986, 1127-1134.
  8. Snyder HM, D’Angio GJ, Evans AE, Raney RB: Pediatric oncology. Chapter 57 in Walsh, Gittes, Perlmutter, Stamey (eds.): Campbell’s Urology, 5th Edition. Philadelphia: WB Saunders Co., 1986, 2244-2296.
  9. Snyder HM, Caldamone AA: Genitourinary injuries. Chapter 19 in Welch, Randolph, Ravitch, O’Neill, Rowe (eds.): Pediatric Surgery, 4th Edition. Chicago: Yearbook Medical Publishers Inc., 1986,174-185.
  10. Snyder HM, Caldamone AA, Duckett JW: Scrotal pain/swelling. Chapter 40 in Fleisher G, Ludwig S (eds.): Pediatric Emergency Medicine, 2nd Edition. Baltimore: Williams and Wilkins, 1986.
  11. Snyder HM: Urologic emergencies. Chapter 76 in Fleisher G, Ludwig S(eds.): Pediatric Emergency Medicine, 2nd Edition. Baltimore: Williams and Wilkins, 1986.
  12. Snyder HM: Ambiguous genitalia. Chapter 49 in Libertino J (ed.): Reconstructive Urologic Surgery, 2nd Edition. Baltimore: Williams and Wilkins Co., 1987, 627-647.
  13. Snyder HM: The duplex system, ectopic ureter and ureterocele. Chapter 39, in Holliday MA, Vernier RL, Barratt TM (eds.): Paediatric Nephrology, 2nd Edition. Baltimore: Williams and Wilkins Co., 1987.
  14. Tarry WF, Snyder HM: Urology and the primary care doctor. In Schwartz W, Curry T, Charney E, Ludwig S (eds.): Principles and Practices of Clinical Pediatrics, 2nd Edition. Chicago: Yearbook Medical Publishers, 1987, 786-792.
  15. Tarry WF, Snyder HM, Duckett JW: Intersex. In Hanno P, Wein A (eds.): Clinical Manual of Urology. E. Norwalk: Appleton/Century/Crofts Co., 1987, 543-562.
  16. Tarry WF, Snyder HM, Duckett JW: Enuresis and voiding dysfunction. In Hanno P, Wein A (eds.): Clinical Manual of Urology. E. Norwalk: Appleton/Century/Crofts Co, 1987, 583-590.
  17. Tarry WF, Snyder HM, Duckett JW: Congenital anomalies. In Hanno P, Wein A (eds.): Clinical Manual of Urology. E. Norwalk: Appleton/Century/Crofts Co, 1987, 591-628.
  18. Tarry WF, Snyder HM, Duckett JW: Oncology. In Hanno P, Wein A (eds.): Clinical Manual of Urology. E. Norwalk: Appleton/Century/Crofts Co, 1987, 563-582.
  19. Snyder HM: Reconstruction of the lower urinary tract: Emergence of a theme. Preface for textbook, in King L, Stone AR, Webster GD (eds.): Bladder Reconstruction and Continent Urinary Diversion. Chicago: Yearbook Medical Publishers, 1987, xi-xiii.
  20. Snyder HM: Anomalies of the ureter. Chapter 48 in Gillenwater JY, Grayhack JT, Howards SS, Duckett JW (eds.): Adult and Pediatric Urology, Volume 2. Chicago: Yearbook Medical Publishers, 1987, 1623-1652.
  21. Snyder HM, Sheldon CA: Principles of pediatric urinary reconstruction: A synthesis. Chapter 52 in Gillenwater JY, Grayhack JT, Howards SS, Duckett JW (eds.): Adult and Pediatric Urology, Volume 2. Chicago: Yearbook Medical Publishers, 1987, 1726-1781.
  22. Snyder HM: Management of ambiguous genitalia in the neonate and young infants. Chapter 19 in King LR (ed.): Urologic Surgery in Neonates. Philadelphia: WB Saunders Co., 1988, 346-385.
  23. Snyder HM, Hulbert WC: Home study course on testicular problems in children. (Series IX, Course # 4). In Wein AJ (ed.). Houston, American Urological Association, Apr. 1988.
  24. Snyder HM: Surgical management of urinary incontinence in children. In Resnick MI (ed.): Surgical Clinics of North America, Volume 68, Number 5. Philadelphia: WB Saunders Co., Oct. 1988, 909-943.
  25. Snyder HM: Continent reconstruction of the lower urinary tract: Variations in the theme. In Lytton B, McGuire EJ (eds.): Advances in Urology, Volume 2. Chicago: Yearbook Medical Publishers, 1989, 191-226.
  26. Tarry WF, Snyder HM: Urology. In Schwartz W, Charney EB, Curry TA, Ludwig S (eds.): Pediatric Primary Care: A Problem-Oriented Approach, 2nd Edition. Chicago: Yearbook Medical Publishers,1990, 858-865.
  27. Snyder HM: The surgery of bladder exstrophy and epispadias. Chapter 15 in Frank JD, Johnston JH (eds.): Operative Paediatric Urology (The Practice of Surgery). London: Churchill Livingstone Co., May 1990, 153-185.
  28. Snyder HM: Ureteropelvic junction obstruction. In Resnick MI, Caldamone AA, Spirnak JP (eds.): Urologic Decision Making, 2nd Edition. Philadelphia: BC Decker Inc., 1990.
  29. Snyder HM: Anomalies of the ureter. Chapter 48 in Gillenwater JY, Grayhack JT, Howards SS, Duckett JW (eds.): Adult and Pediatric Urology, 2nd Edition. Chicago: Mosby Yearbook Medical Publishers, 1991, 1831-1862.
  30. Snyder HM: Principles of pediatric urinary reconstruction: A synthesis. Chapter 52 in Gillenwater JY, Grayhack JT, Howards SS, Duckett JW (eds.): Adult and Pediatric Urology, 2nd Edition. Chicago: Mosby Yearbook Medical Publishers, 1991, 1939-1994.
  31. Snyder HM: Mitrofanoff principle in continent reconstruction of the lower urinary tract. Chapter 32 in Marshall FF (ed.): Operative Urology. Philadelphia: WB Saunders Co., 1991, 221-231.
  32. Snyder HM: Reconstruction of the lower urinary tract: Emergence of a theme. Preface. In King L, Stone AR, Webster GD (eds.): Bladder Reconstruction and Continent Urinary Diversion, 2nd Edition. Chicago: Mosby Yearbook Co., 1991, ix-x.
  33. Brown MF, Duckett JW, Hollowell JG, Robertson WW, Ross AJ, Snyder HM, Sutton LN: Basic concepts in surgery. In D’Angio GJ, Sinniah D, Meadows AT, Evans AE, Pritchard J (eds.): Practical Pediatric Oncology. London: Edward Arnold Co., 1992, 166-181.
  34. Snyder HM, Passerini-Glazel G: Feminizing genitoplasty for intersex disorders. Chapter 59 in Fowler, Jackson E (ed.): Mastery of Surgery: Urology. Boston: Little, Brown and Co., 1992, 473-484.
  35. Snyder HM: Overview: Ambiguous genitalia. In Whitehead M, Douglas E (ed.): Current Operative Urology. Philadelphia: JB Lippincott Co., 1992, 225-235.
  36. Snyder HM, D’Angio GJ, Evans AE, Raney RB: Pediatric oncology. Chapter 57 in Walsh, Gittes, Perlmutter, Stamey (eds.): Campbell’s Urology, 6th Edition. Philadelphia: WB Saunders Co., 1992, 1967-2014.
  37. Snyder HM: Adrenal, sympathetic chain and retroperitoneal tumors. Chapter 34 in Kelalis P, King L, Belman A (eds.): Clinical Pediatric Urology, 3rd Edition. Philadelphia: WB Saunders Co., 1992, 1379-1414.
  38. Snyder HM: Tratamiento de los genitales ambiguos en el neonato. In King LR (ed.): Cirugia Urologica Pediatrica. Philadelphia: WB Saunders Co., 1992, 352.
  39. Tarry WF, Snyder HM, Duckett JW: Congenital anomalies. Chapter 31 in Hanno P, Wein A: Clinical Manual of Urology, 2nd Edition. New York: McGraw-Hill, Inc., Jan. 1993, 763-797.
  40. Schulman SL, Snyder HM: Vesicoureteral reflux and reflux nephropathy. In Harmon, W (ed.): Current Opinion in Pediatrics, Volume 5, Number 2, Apr. 1993.
  41. Snyder HM: Epispadias and exstrophy. In Whitfield HN (ed.): Rob and Smith’s Operative Surgery, 5th Edition. London: Butterworth-Heineman Ltd., 1993, 786-813.
  42. Snyder HM: Urological emergencies. Chapter 116 in Ludwig S, Fleisher G (eds.): The Textbook of Pediatric Emergency Medicine, 3rd Edition. Baltimore: Williams and Wilkins Publishin Co., Aug. 1993, 1387-1395.
  43. Snyder HM, Caldamone AA, Duckett JW: Scrotal pain/swelling. Chapter 55 in Ludwig S, Fleisher G (eds.): The Textbook of Pediatric Emergency Medicine, 3rd Edition. Baltimore: Williams and Wilkins Publishing Co., Aug. 1993, 382-387.
  44. Snyder HM: Thoracoabdominal approach in children (commentary). In Hinman F (ed.): Atlas of UroSurgical Anatomy. Philadelphia: WB Saunders, 1993.
  45. Blyth B, Snyder HM: Ureteropelvic junction obstruction in children. In Krane RJ, Siroky MD, Fitzpatrick J (eds.): Clinical Urology. Philadelphia: JB Lippincott Co., 1994, 468-480.
  46. Blyth B, Duckett JW, Snyder HM: Intersex. Chapter 28 in Hanno P, Wein A (eds.): Clinical Manual of Urology, 2nd Edition. New York: McGraw-Hill, Inc., 1994, 719-736.
  47. Blyth B, Snyder HM, Duckett JW: Pediatric oncology. Chapter 29 in Hanno P, Wein A (eds.): Clinical Manual of Urology, 2nd Edition. New York: McGraw-Hill, Inc., 1994, 737-754.
  48. Snyder HM, Duckett JW: Enuresis and voiding dysfunction. Chapter 30 in Hanno P, Wein A (eds.): Clinical Manual of Urology, 2nd Edition. New York: McGraw-Hill, Inc., 1994, 755-762.
  49. Snyder HM: Feminizing genitoplasty for low vaginal entry into the urogenital sinus. In Horton Sr. SE, Elder JS. Reconstructive surgery of the External Genitalia. Boston: Little, Brown and Co., 1994.
  50. Snyder HM: Thoracoabdominal Incision. Chapter 16 in Hinman F (ed.): Atlas of Pediatric Urologic Surgery. Philadelphia: W.B. Saunders Company, 1994, 102-107.
  51. Snyder HM, Caldamone AA, Duckett JW: Pain-scrotal. Chapter 41 in Fleisher GR, Ludwig S (ed.): Synopsis of Pediatric Emergency Medicine. Baltimore: Williams and Wilkins Co., 1995, 197-200.
  52. Snyder HM: Urologic emergencies. Chapter 92 in Fleisher GR, Ludwig S (ed.): Synopsis of Pediatric Emergency Medicine. Baltimore: Williams and Wilkins Co., 1995, 749-754.
  53. Coplen DE, Howard PS, Duckett JW, Snyder HM, Macarak EJ: Cultured bladder cells and their response to mechanical strain. In Zderic SA (ed.): Muscle, Matrix and Bladder Function. New York: Plenum Press, 1995, 207-214.
  54. Howard SS, Ewalt DH, Duckett JW, Snyder HM, Macarek EJ: Alterations in extracellular matrix gene expression in normal versus noncompliant human bladders. In In Zderic SA (ed.): Muscle, Matrix and Bladder Function. New York: Plenum Press, 1995, 215-222.
  55. Koo HP, Macarek EJ, Duckett JW, Snyder HM, Wein AJ, Levin RM: Fetal bovine bladder: Physiology and pharmacology. In Zderic SA (ed.): Muscle, Matrix and Bladder Function. New York: Plenum Press, 1995, 251-253.
  56. Macarak EJ, Ewalt DH, Baskin L, Coplen D, Koo HP, Levin R, Duckett JW, Snyder HM, Rosenbloom J, Howard PS: The collagens and their urologic implications. In Zderic SA (ed.): Muscle, Matrix and Bladder Function. New York: Plenum Press, 1995, 173-177.
  57. Kogan S, Hadziselimovic F, Howards SS, Snyder HM, Huff D: Pediatric andrology. Chapter 57 in Gillenwater JY, Grayhack JT, Howards SS, Duckett JW (eds.): Adult and Pediatric Urology, 3rd Edition. St. Louis: Mosby Yearbook, Inc., 1996, 2623-2647.
  58. Sheldon CA, Snyder HM: Principles of pediatric urinary reconstruction. Chapter 50 in Gillenwater JY, Grayhack JT, Howards SS, Duckett JW (eds.): Adult and Pediatric Urology, 3rd Edition. St. Louis: Mosby Yearbook, Inc., 1996, 2317-2410.
  59. Snyder HM: Anomalies of the ureter. Chapter 46 in Gillenwater JY, Grayhack JT, Howards SS, Duckett JW (eds.): Adult and Pediatric Urology, 3rd Edition. St. Louis: Mosby Yearbook, Inc., 1996, 2197-2231.
  60. Snyder HM: Endoscopic treatment of ureteroceles. Chapter 87 in Bagley DH, Badlani GH, Clayman RV, Jordan GH, Kavoussi LR, Lingeman JE, Preminger GM, Segura JW (eds.): Smith’s Textbook of Endourology. St. Louis: Quality Medical Publishing, Inc., 1996, 1376-1385.
  61. Snyder HM, D’Angio GJ, Evans AE, Raney RB: Pediatric oncology. In Walsh PC, Vaughan Ed, Retik AB, Wein AJ (eds.): Campbell’s Urology,7th Edition. Philadelphia: WB Saunders Co.
  62. Snyder HM: Feminizing genitoplasty for intersex disorders. Chapter 65 in Libertino J (ed.): Reconstructive Urologic Surgery. St. Louis: Mosby Yearbook Inc.
  63. Snyder HM: Principles of urinary tract reconstruction. Chapter 101 in Walsh PC, Vaughan ED, Retik AB, Wein AJ (eds.): Campbell’s Urology,7th Edition. Philadelphia: WB Saunders Co.
  64. Sheldon CA, Snyder HM: Structural disorders of the bladder and urethra and augmentation. In O’Neill JA, Rowe MI, Grosfeld JL, Fonkalsrud EW, Coran AG: Pediatric Surgery, 5th Edition.
  65. Snyder HM, Duckett JW: Mitrofanoff principle in continent reconstruction of the lower urinary tract. Chapter 56 in Marshall FF (ed.): Textbook of Operative Urology. Philadelphia: WB Saunders Co.
  66. Snyder HM: Implantation of the artificial genitourinary sphincter in men and women. Chapter 36 in Barrett DM, Licht MR (eds.): Campbell’s Urology,7th Edition, Volume 1. Philadelphia: WB Saunders Co, 1997, 1121-1134.
  67. Snyder HM: Augmentation cystoplasty. Chapter 102 in Rink RC, Adams MA (eds.): Campbell’s Urology,7th Edition, Volume 3. Philadelphia: WB Saunders Co, 1997, 3167-3189.
  68. Canning DA, Snyder HM: Mitrofanoff principle in reconstruction of the lower urinary tract. Chapter 41 in Libertino, JA (ed.): Reconstructive Urologic Surgery, 3rd Edition. St. Louis: Mosby-Year Book, Inc., 1998, 403-414.
  69. Frank JK, Snyder HM: Congenital abnormalities of the ureter. Chapter 13 in Whitfield HN, Hendry WF, Kirby RS and Duckett JW (eds.): Textbook of Genitourinary Surgery, 2nd Edition. London: Blackwell Science Ltd., 1998, 178-204.
  70. Kennedy 2nd WA, Snyder HM: Paediatric andrology: The impact of environmental pollutants. In British Journal of Urology International. 83(2):195-200, Jan. 1999.
  71. Kirsch AJ, Cooper CS, Snyder HM: Hypospadias repair: Current techniques. In Progress in Paediatric Urology, Volume 2. Istanbul, 1999, 32-48.
  72. Snyder HM, Arap S, Bloom D, Fisch M, Gonzalez R, Mitchell M, Nijman R, Woodhouse C: Surgical treatment of urinary incontinence in children. Chapter 13 in Abrams P, Khoury S, Wein AJ (eds.): Incontinence. Monaco: Health Publications Ltd., 1999, 551-578.
  73. Macarak EJ, Zderic SA, Snyder HM, Canning DA, Howard PS: The response of the bladder smooth muscle to increased bladder neck resistance. Chapter 5 in Gearhart JP, Mathews R (eds.): The Exstrophy-Epispadias Complex: Research Concepts and Clinical Applications. New York: R. Kluwer Academic/Plenum Publishers, 1999, 25-32.
  74. Canning DA, Lanchoney T, McKitty S, Zderic SA, Snyder HM, Duckett JW: Bladder exstrophy closure without osteotomy in Philadelphia. Chapter 13 in Gearhart JP, Mathews R (eds.): The Exstrophy-Epispadias Complex: Research Concepts and Clinical Applications. New York: R. Kluwer Academic/Plenum Publishers, 1999, 77-82.
  75. Snyder HM: Urologic Emergencies. Chapter 122 in Fleisher GR and Ludwig S (eds.): Textbook of Pediatric Emergency Medicine, Fourth Edition. Philadelphia: Lippincott Williams & Wilkins, 2000, 1585-1593.
  76. Coplen DE, Snyder HM: Ureteral obstruction and malformations. Chapter 53 in Ashcraft KW, Murphy JP, Sharp RJ, Sigalet DL, Snyder CL (eds.): Pediatric Urology, 3rd Edition. 2000, 690-705.
  77. Wu HY, Bellah R, Snyder HM: Radiologic evaluation of the pediatric urinary tract. In E-Medicine, Inc., Pediatric Section, Aug. 2000.
  78. Canning DA, Tarry WF, Snyder HM: Congenital anomalies. Chapter 30 in Hanno PM, Malcowitz SB, Wein AJ (eds.): Clinical Manual of Urology, 3rd Edition. New York: McGraw-Hill, Inc., 2001, 813-848.
  79. Kirsch AJ and Snyder HM: Paediatric urogynaecology. Chapter 61 in Cardozo L, Staskin D (eds.): Textbook of Female Urology and Urogynaecology. London: The Livery House, 2001, 791-805.
  80. Cooper CS and Snyder HM: Pediatric neoplasia. Chapter 16 in Weiss RM, George NJR, O’Reilly PH (eds.): Comprehensive Urology, Section 3. London: Mosby, 2001, 219-232.
  81. Cooper CS and Snyder HM: Ureteral Duplication, Ectopy and Ureteroceles. Chapter 28 in Gearhart JP, Rink RC and Mouriquand P (eds): Pediatric Urology. Philadelphia: W.B. Saunders Company, 2001, 430-449.
  82. Snyder HM: Urologic Emergencies. Chapter 107 in Fleisher GR and Ludwig S (eds.): Synopsis of Pediatric Emergency Medicine, Fourth Edition. Philadelphia: Lippincott Williams & Wilkins, 2002, 582-587.
  83. Snyder HM: Bladder surgery for ureterocele reconstruction. Chapter 17 in Frank JD, Gearhart JP and Snyder HM (eds.): Operative Pediatric Urology, Second Edition. London: Churchill Livingstone/Harcourt Publishers Limited, 2002, 187-196.
  84. Wu H-Y, Snyder HM: Childhood Rhabdomyosarcoma. Chapter 97 in Graham SD, Keane TE, Glenn J (eds.): Glenn’s Urologic Surgery, 6th Edition. Philadelphia: Lippincott, Wilkins & Williams, 2002, 749-752.
  85. Cooper, CS and Snyder HM: Ureteral anomalies. Chapter 48A in Gillenwater JY, Grayhack JT, Howards SS and Mitchell ME (eds): Adult and Pediatric Urology. Philadelphia: Lippincott Williams & Wilkins, 2002, 2155-2187.
  86. Stanley JK, Hadziselimovic F, Howards SS, Huff D and Snyder HM: Chapter 53 in Gillenwater JY, Grayhack JT, Howards SS and Mitchell ME (eds): Adult and Pediatric Urology. Philadelphia: Lippincott Williams & Wilkins, 2002, 2565-2621.
  87. Canning DA, Snyder HM: Bladder exstrophy. Chapter 78 in Ziegler MM, Azizkhan RG, Weber TR (eds): Operative Pediatric Surgery. New York: McGraw-Hill Companies, Inc, 2003, 887-902.
  88. Wu H-Y, Snyder HM: Vesicoureteral Reflux. In The 5-Minute Pediatric Consult, Third Edition. Philadelphia: Lippincott Williams & Wilkins, 2003, 872-873.
  89. Snyder HM: The Island Onlay Hypospadias Repair. Chapter 16.1 in Hadidi AT and Azmy AF (eds.): Hypospadias Surgery An Illustrated Guide. Springer 2004, 163-168.
  90. Wu, H-Y and Snyder HM: Pediatric urologic oncology: bladder, prostate, testis. In Canning, DA and Kolon, TF (eds): Urologic Clinics of North America. Pediatric Urology for the General Urologist. Vol 31 (3) Aug 2004, 619-627.
  91. Wu, H-Y, Snyder HM: Childhood Rhabdomyosarcoma. Chapter 97 in Graham Jr. SD (ed) Keane TE, Glenn J (consultant eds.): Glenn’s Urologic Surgery, 6th Edition. Philadelphia: Lippincott, Williams & Wilkins, 2004, 749-752.
  92. Wu, H-Y and Snyder HM: Intersex Disorders. Chapter ___ in Docimo, SG, Canning, DA, Khoury, AE (eds): Clinical Pediatric Urology, 5th Edition. (Accepted)
  93. Wu, H-Y and Snyder HM: Developmental and Positional Anomalies of the Kidneys. In Ashcraft, K, Holcomb, W and Murphy, P (eds): Pediatric Surgery 4th Edition. Philadelphia: Elsevier Saunders, 2005, 723-731.
  94. Cooper, CS and Snyder HM: The Mitrofanoff principle in continent urinary diversion. Chapter 26 in Stone, AR and Kreder, S (eds): Urinary Diversion (In Press)
  95. Coplen, D, Snyder, HM: Pediatric Procedures: Endoscopic Treatment of Ureteroceles. Chapter __ in Smith, A, et al (eds): Smith’s Textbook of Endourology, 2nd Edition. (In Press)
  96. Wu, Y-H, Snyder, HM: Rhabdomyosarcoma of the Pelvis and Paratesticular Structures. Chapter 48 in Richie, JP and D’Amico, A (eds.): Urologic Oncology. W.B. Saunders. Philadelphia: Elsevier Saunders, 2005, 773-779.
  97. Snyder HM: Urologic Emergencies. Chapter 122 in Fleisher GR, Ludwig S and Henretig, FM (eds.): Textbook of Pediatric Emergency Medicine, Fifth Edition. Philadelphia: Lippincott Williams & Wilkins, 2006, 1679-1687.
  98. Wu, Y-H, Snyder HM and D’Angio GJ: Wilms’ tumor management. Current Opinion in Urology. (Accepted)
  99. Kirsch, A J, Snyder HM: Pediatric urogynecology. Chapter 94 in Cardozo L and Staskin D (eds.): Textbook of Female Urology and Urogynecology, Second Edition. Informa Healthcare, 2006, 1329-1344.
  100. Carr MC, Snyder H: Wilms’ tumor. In Hanno, Malkowicz, Wein (eds.): Penn Clinical Manual of Urology, Chapter 26. Philadelphia: Elsevier Saunders, 2007, 853-875.
  101. Wu H-Y, Snyder HM: Vesicoureteral Reflux. In The 5-Minute Pediatric Consult, Fifth Edition. Philadelphia: Lippincott Williams & Wilkins, 2008, 904-905.
Research Publications, non peer reviewed:
  1. Snyder HM, Lebowitz RL, Colodny AH, Bauer SB, Retik AB: Ureteropelvic junction obstruction in children. Urology Clinics of North America 7:273-290, Jun. 1980.
  2. Snyder HM, Duckett JW: Prune belly syndrome. In Duckett JW (ed.): Dialogues in Pediatric Urology 3:1-8, Sep. 1980.
  3. Duckett JW, Snyder HM: Ureteropelvic junction obstruction. AUA Weekly Urological Update Series 1:1-8 Nov. 1981.
  4. Snyder HM, Duckett JW: Vesicoureteral reflux and pregnancy. Society for Pediatric Urology Newsletter. Nov. 1981.
  5. Snyder HM, Duckett JW: Fetal diagnosis and intervention. Urologists’ Correspondence Club. Mar. 1982.
  6. Snyder HM: Management of the child with masculinized female genitalia in management of CAH: Vaginoplasty. In Bauer S (ed.): Dialogues in Pediatric Urology 5:4-5, Jul. 1982.
  7. Snyder HM, Klauber G, Bauer S, Cromie W: Vesicoureteral reflux and neurogenic bladder dysfunction. Dialogues in Pediatric Urology 6(1):1-8, 1983.
  8. Snyder HM, Belman AB, Cendron J, Colodny A, Duckett JW, Kaplan MD: Techniques of orchiopexy. In Snyder HM (ed.): Dialogues in Pediatric Urology 6:1-8, Sep. 1983.
  9. Snyder HM, Duckett JW: Vesicoureteral reflux: The urodynamic dimension. In Homsy YL (ed.): Dialogues in Pediatric Urology 6:1-8, Dec. 1983.
  10. Snyder HM, Duckett JW: Management of congenital adrenogenital syndrome. In Bauer SB (ed.): Dialogues in Pediatric Urology 6:6-8, Dec. 1983.
  11. Duckett JW, Snyder HM: Hypospadias ‘pearls’. Society for Pediatric Urology Newsletter. May 1984.
  12. Snyder HM, Pollack H, Duckett JW: Percutaneous intervention in children: State of the art, vesicoureteral reflux and the older child. In Bloom DA (ed.): Dialogues in Pediatric Urology 7:6-8, Aug. 1984.
  13. Snyder HM: Modified Fowler-Stephens technique best manages abdominal undescended testes. Urology Times 13:22-33, Jul. 1985.
  14. Duckett JW, Snyder HM, Turner WR: The dysfunctional voider (Hinman syndrome). AUA Update Series 5(11):1-8, 1986.
  15. Snyder HM: Chordee without hypospadias. In Hurwitz R (ed.): Dialogues of Pediatric Urology 9:2, Mar. 1986.
  16. Snyder HM, Duckett JW, Elder JS: Nodular renal blastema in a multicystic kidney. Society for Pediatric Urology Newsletter. Mar. 1986.
  17. Snyder HM: Bladder reconstruction. In King LR (ed.): Dialogues of Pediatric Urology 9(9):1-8, Sep. 1986.
  18. Howards SS, Siegel AL, Snyder HM, Duckett JW: Outpatient pediatric urologic procedures. Urology Clinics of North America 14:203-207, Feb. 1987.
  19. Duckett JW, Snyder HM: Use of the Mitrofanoff principle in urinary reconstruction. Urology Clinics of North America 13(2):271-274, May 1986.
  20. Duckett JW, Snyder HM: The Mitrofanoff principle in continent urinary reservoirs. In Olsson C (ed.): Seminars in Urology 1:55-62, Feb. 1987.
  21. Duckett JW, Snyder HM, Shortliffe LD: Relative indications for ureteroneocystotomy. Urologists’ Correspondence Club. Apr. 1987.
  22. Snyder HM, Corriere JN, Hanno PM, Hooton T: Cystitis: Patient care. Medical Economics Co., Inc., Oradell, NJ 07649, Feb. 1988.
  23. Snyder HM: To circumcise or not? In Fisher DW (ed.): Hospital Practice. New York: HP Publishing Co., Jan. 1991, 201-207.
  24. Cendron M, Whitmore KE, Carpiniello V, Kurzweil SJ, Hanno PM, Snyder HM: Traumatic rupture of the corpus cavernous: Evaluation and management. Clinical Digest Series.
  25. Snyder HM: Does glans configuration indicate the type of chordee present in hypospadias? Society for Pediatric Urology Newsletter. Feb. 1991.
  26. Cartwright PC, Snyder HM, Duckett JW: Neonatal ureteropelvic junction obstruction: Current controversies. Dialogues in Pediatric Urology 14(3):1-8, Mar. 1991.
  27. Rich MA, Keating MA, Snyder HM, Duckett JW: Low transurethral incision of single system intravesical ureteroceles in children. Yearbook of Urology, 1991.
  28. Snyder HM: A new look at duplication of ureters. In Patil U (ed.): Dialogues in Pediatric Urology 15(7):1-8, Jul. 1992.
  29. Snyder HM, Colodny AH, Redman JF, Bellinger MF, Brock JW: Reoperative orchiopexy. In Cartwright PC (ed.): Dialogues in Pediatric Urology 16(7):1-8, Jul. 1993.
  30. Cartwright PC, Snyder HM: Obstacles in reoperative orchiopexy and a method to master them. Contemporary Urology 56-64, Aug. 1993.
  31. Snyder HM: Expansion and variations of continent catheterizable cystostomy over twenty years. Dialogues in Pediatric Urology 19:5, 1996.
  32. Kirsch AJ, Cooper CS, Snyder HM: The onlay flap procedure. Current Surgical Techniques in Urology, Volume 11, Issue 4, 1998.
  33. Kennedy WA, Huff D, Snyder HM: The value of testis biopsies in cryptorchidism. Contemporary Urology 10(4): 46-57 Apr. 1998.
  34. Cooper CS, Snyder HM: Pediatric reconstruction surgery. Current Opinions in Urology 10:195-199, 2000.
  35. Kennedy WA, Snyder HM: Cryptorchidism: Increasing incidence and environmental etiology? Dialogues in Pediatric Urology 23(1) 5-6, Jan 2000.
  36. Rusnack SL, Huff DS, Snyder HM, Zderic SA, Carr MC, Canning DA: Use of the GnRH analogue nafarelin to increase germ cell counts in cryptorchid boys. Dialogues in Pediatric Urology 24(8):5-7, Aug. 2001.
  37. Snyder HM: The Children’s Hospital of Philadelphia treatment approach of cryptorchidism. Dialogues in Pediatric Urology Vol 24, Number 12, Dec. 2001.
  38. Snyder HM: Development of pediatric andrology studies at the Children’s Hospital of Philadelphia. Dialogues in Pediatric Urology, 25th Year Vol 25, Number 1, Jan. 2002.
  39. Wu H-Y, Snyder HM: Advances in Pediatric Urologic Oncology. AUA Update Series, Vol XXII, Lesson 4, 2002.
  40. Snyder, III HM, Carr MC, Kolon TF, Canning DA: Development of pediatric andrology studies at the children’s hospital of Philadelphia – early hormonal milieu. Dialogues in Pediatric Urology 25(1):3-4, Jan. 2002.
  41. Gatti JM. Kirsch AJ. Snyder HM 3rd: Hypospadias. Emedicine.com. Last updated 1/31/03.
  42. Wu HY. Bellah R. Howard HM: Radiographic evaluation of the pediatric urinary tract. Emedicine.com. Last updated 12/12/03.
  43. Carr MC, Snyder HM: Urethral valves, fate of the bladder and upper urinary tract. Urologe A. [German publication] 43(4):408-413, Apr. 2004.
  44. Hutcheson J. Snyder HM 3rd: Ambiguous genitalia and intersexuality. Emedicine.com. Last updated 5/26/04.
  45. Kirsch AJ. Snyder HM. Cooper CS: Pediatric gynecology. Emedicine.com. Last updated 8/10/04.
  46. Kaplan, G, Brett, C, Retik, A, Snyder, H, Donnelly, T: Neonatal Torsion: Immediate Surgical Exploration versus Conservative Management. Dialogues in Pediatric Urology 26(2):1-9, Sept. 2004.
Editorials
  1. Snyder HM: Future directions in lower urinary tract reconstruction. Journal of Urology 156(3):1154, Sep. 1996.
Books
  1. Frank JD, Gearhart JP, Snyder HM (eds): Operative Pediatric Urology, 2nd Edition. London: Churchill Livingstone, 2002.
Alternative Media
  1. Snyder, HM: Appendico-Vesicostomy: Mitrofanoff Continence Mechanism. American College of Surgeons Educational Library – (22 minutes) Ciné-Med 1994.
  2. Hutcheson J, Cooper C, Noh P, Snyder H: Preservation of the Abortive Spongiosum in Hypospadias Repair. The Children’s Hospital of Philadelphia – (7 minutes)

Dr. Howard Snyder
 
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