Dr. Allen is currently an Assistant Professor of Surgery at the University of Pennsylvania Perelman School of Medicine. He is currently engaged in clinical research activities with special interest in extra-corporeal life support as well as the incidence and clinical significance of incidental findings on radiographic studies in trauma patients.

Dr. Allen completed his surgical training at the University of Cincinnati in 2008. During his surgical residency, he completed a 3 year research fellowship. He subsequently trained at the Hospital of the University of Pennsylvania and completed a fellowship in Traumatology and Surgical Critical Care. He is board certified in Surgery and Surgical Critical Care.

ASSET Instructor

Fellow, Division of Traumatology
and Surgical Critical Care
University of Pennsylvania
Philadelphia, Pennsylvania

• July 2008-present Society of Critical Care Medicine
• Feb. 2010-present Eastern Association for the Surgery of Trauma
• July 2010-present Association for Academic Surgery
• Apr. 2010-present Surgical Infection Society
• Awards Committee, 2010-present

• July 1996-June1997 American Medical Student Association, President FSU Chapter
• July 1997-June 1998 American Medical Student Association, Vice President University of Florida Chapter

• July 2008-June 2009 Task Force to Define Brain Death in Potential Organ Donors on ECMO

1. Allen S, Kagan R. Grease fryers: A significant danger to children. Journal of Burn Care and Rehabilitation 25(5):456-460, Sept./Oct. 2004.
2. Tiao GM, Bobey N, Allen S, Nieves N, Alonso M, Bucuvalas J, Wells R, Ryckman F. The current management of hepatoblastoma: A combination of chemotherapy, conventional resection and liver transplantation. Journal of Pediatric Surgery 146(2):204-211, Feb. 2005.
3. Allen SR, Ignacio R, Falcone RA, Alonso MH, Brown RL, Garcia VF, Inge TH, Ryckman FC, Warner BW, Azizkhan RG, Tiao GM. The effect of a right-sided aortic arch on outcome in children with esophageal atresia and tracheoesophageal fistula. Journal of Pediatric Surgery 41(3):479-483, Mar. 2006.
4. Allen S, Lawson L, Garcia V, Inge T. Attitudes of bariatric surgeons concerning adolescent bariatric surgery. Obesity Surgery 15(8):1192-1195, Sept. 2005.
5. Allen S, Jafri M, Donnelly B, McNeal M, Witte D, Bezerra J, Ward R, Tiao G. Effect of rotavirus strain on the murine model of biliary atresia. Journal of Virology 81(4):1671-1679, Feb. 2007.
6. Jafri M, Donnelly B, Allen S, Bondoc A, McNeal M, Rennert PD, Weinreb PH, Ward R, Tiao G. Cholangiocyte expression of alpha2beta1-integrin confers susceptibility to rotavirus-induced experimental biliary atresia. American Journal of Physiology: Gastrointestinal and Liver Physiology 295(1):G16-G26, July 2008.
7. Jafri M, Donnelly B, Bondoc A, Allen S, Tiao G. Cholangiocyte secretion of chemokines in experimental biliary atresia. Journal of Pediatric Surgery 44(3):500-507, Mar. 2009.
8. Allen S, Holena D, McCunn M. A practical guide for the use of extracorporeal membrane oxygenation (ECMO) in critically ill adult patients. Journal of Critical Care Medicine 2011 (in press).

1. Allen SR, Azizkhan RG. Vascular lesions of the gastrointestinal tract in childhood. In Guandalini S (ed.): Textbook of Pediatric Gastroenterology and Nutrition. Lancaster, England: Taylor and Francis Medical Books, 2004, 46:751-760.
2. Allen S. Thromboembolic prophylaxis and treatment. In Fisher DR, Burnett K (eds.): Mont Reid Surgical Handbook, 5th Edition. St. Louis: Elsevier Mosby, 2005, 151-157.
3. Allen S. Principles of abscess drainage. In Fisher DR, Burnett K (eds.): Mont Reid Surgical Handbook, 5th Edition. St. Louis: Elsevier Mosby, 2005, 739-740.
4. Allen S, Wulkan ML, Inge T. Laparoscopic adjustable gastric banding in adolescents. In Bax K, Georgeson K, Rothenberg S, Valla J, Yeung CK (eds.): Endoscopic Surgery in Infants and Children. New York: Springer, 2008, 539-548.
5. Allen S, Inge T. Laparoscopic Roux-en-Y gastric bypass: Principles and procedures. In Bax K, Georgeson K, Rothenberg S, Valla J, Yeung CK (eds.): Endoscopic Surgery in Infants and Children. New York: Springer, 2008, 549-554.
6. Allen S. Appendicitis. Chap. 19 in Fischer DR, Stehr W (ed.): Mont Reid Surgical Handbook, 6th Edition. Philadelphia: WB Saunders/Elsevier, 2008, 207-214.
7. Allen S. Thoracic trauma. Chap. 65 in Fischer DR, Stehr W (ed.): Mont Reid Surgical Handbook, 6th Edition. Philadelphia: WB Saunders/Elsevier, 2008, 703-712.
8. Schwab CW, Allen S. Review of Trauma, 6th Edition, edited by Feliciano DV, Mattox KL, Moore EE. JAMA 300(19):2310-2311, 2008.
9. Allen S, Kashuk J. Unanswered questions in the use of blood component therapy in trauma hemorrhage. [Commentary] Scandinavian Journal of Emergency Medicine 19(5):1-5, Jan. 17, 2011.
10. Allen S, Sims C. Evaluation of the trauma patient. In Lanken P: The Intensive Care Unit Manual, 2nd Edition. Philadelphia: WB Saunders/Elsevier, 2011 (in press).

1. S. Allen, A. Brooks, P. Reilly and B. Cotton. Damage Control Part III: Definitive Reconstruction. Ryan’s Ballistic Trauma, A Practical Guide. 3rd Edition. Brooks, Clasper, Midwinter, Hodgetts and Mahoney, eds. Springer-Verlag Publishers. 2011.
2. S. Allen and C. Sims. Evaluation of the Trauma Patient. The Intensive Care Unit Manual. 2nd Edition. Lanken. Saunders. 2010. In Press.
3. S. Allen and H. Frankel. Adrenal Insufficiency. Clinical Scenarios in General Surgery. Lippincott, Williams and Wilkins. 2011. In Press.

1. Jafri M, Donnelly B, Bondoc A, Allen S, Tiao G. Cholangiocyte secretion of chemokines in experimental biliary atresia. J Pediatric Surgery. 2009 Mar; 44(3): 500-7.
2. Steve Allen, Daniel Holena, Maureen McCunn, et al. A Review of the Fundamental Principles and Evidence Base in the Use of Extracorporeal Membrane Oxygenation (ECMO) in Critically Ill Adult Patients. J Intensive Care Medicine. 2011. 26(1): 13-26.
3. S. Allen and J. Kashuk. Unanswered questions in the use of blood component therapy in trauma hemorrhage. Scan J Trauma Resusc Emerg Med. 2011. Jan 17; 19(1):5.
4. S. Allen and H. Frankel. Postoperative Delirium. Surgical Clinics of North America, (Rosenbaum & Kaplan), Management of Peri-operative Complications. 92(2). April 2012. 92(2): 409-431.
5. Steven R. Allen and Cayla G. Conover. Gunshot Wounds to the Chest and Neck: The Difficult Airway in the Pre-hospital Environment. JEMS. June 2012. In Press.