Director, Philadelphia Adult Congenital Heart Center
The University of Pennsylvania Health System
The Children's Hospital of Philadelphia

E-Mail

Hospital of the University of Pennsylvania
Department of Medicine
Cardiovascular Medicine Division
6 Penn Tower
Philadelphia, PA 19104

Appointments
Contact: Angelika Boyce (215) 662-2807

Clinical Specialty:

• Congenital Heart Disease in Adults

Practice Location:

• Hospital of the University of Pennsylvania, 6 Penn Tower
• The Children's Hospital of Philadelphia, 6 Wood

Education:

• MDCM: McGill University, Montreal, Canada
• Residency: Royal Victoria Hospital, Montreal, Canada Toronto Western Hospital, Toronto, Canda
• Postdoctoral Fellowship: Toronto General Hospital, Toronto, Canada

Research Interest:

• Congenital Heart Disease

Website:

Philadelphia Adult Congenital Heart Center

Selected Publications:

1. Gatzoulis MA, Freeman M, Siu SC, Webb GD, Harris L. Atrial arrhythmia after surgical closure of atrial septal defects in adults. N Engl J Med. 1999 Mar 18;340(11):839-846.
2. Silversides CK, Veldtman GR, Crossin J, Merchant N, Webb GD, McCrindle BW, Siu SC, Therrien, JT. Pressure half-time predicts hemodynamically significant pulmonary regurgitation in adult patients with repaired tetralogy of Fallot. J Am Soc Echocardiogr. 2003 Oct;16(10):1057-62.
3. de Oliveira NC, David TE, Ivanov J, Armstrong S, Eriksson MJ, Rakowski H, Webb G. Results of surgery for aortic root aneurysm in patients with Marfan syndrome. J Thorac Cardiovasc Surg. 2003; Apr;125(4):789-96.
4. Salehian O, Schwerzmann M, Merchant N, Webb GD, Siu SC, Therrien J. Assessment of systemic right ventricular function in patients with transposition of the great arteries using the myocardial performance index: Comparison with cardiac magnetic resonance imaging. Circulation 2004; Nov; 110;3229-3233.
5. Salehian O, Horlick E, Schwerzmann M, Haberer K, McLaughlin P, Siu SC, Webb G, Therrien J. Improvements in cardiac form and function after transcatheter closure of secundum atrial septal defects. J Amer Coll Cardiol 2005,45(4):499-504.
6. Therrien J, Provost Y, Merchant N, Williams W, Colman J, Webb G. Optimal timing for pulmonary valve replacement in adults after tetralogy of Fallot repair. Am J Cardiol 2005;95:779-782.