A photo of David Morales.

Director, Congenital Heart Surgery, Heart Institute

Clark-Helmsworth Chair of Cardiovascular Surgery

Professor, UC Department of PediatricsUC Division of Surgery


Board Certified

My Biography & Research

Clinical Interests

Congenital heart surgery; heterotaxy syndrome; pediatric heart and lung transplantation; mechanical circulatory support

Research Interests

Clinical and translational research related to mechanical circulatory support and tissue engineering

Academic Affiliation

Professor, UC Department of PediatricsUC Division of Surgery

Clinical Divisions

Heart, Heart Failure, Lung Transplant, Cardiothoracic Surgery, Cardiomyopathy, Fetal Heart Program, Fontan Management Clinic

Research Divisions

Cardiothoracic Surgery, Heart

My Locations

My Education

MD: Yale University School of Medicine, New Haven, CT.

Residency: General and cardiothoracic surgery, New York-Presbyterian Medical Center, Columbia University, New York, NY.

Fellowships: Congenital heart surgery, Texas Children’s Hospital, Baylor University, Waco, TX.

Board certifications: Surgery, thoracic surgery, congenital heart surgery.

My Publications

Management of Neonates Admitted with Tetralogy of Fallot: Changing Patterns Across the United States. Thangappan, K; Fatuzzo, S; Zafar, F; Winlaw, D; Lehenbauer, D; Batlivala, S; Cnota, JF; Redington, A; Tweddell, JS; Morales, DL S. Annals of Thoracic Surgery. 2021.

Adult Congenital Heart Transplantation: Learning to Surf This Growing Wave?. Ashfaq, A; Morales, DL S. Annals of Thoracic Surgery. 2021; 112:853-854.

Commentary: When to Go “All In”. Greenberg, JW; Morales, DL S. JTCVS techniques. 2021.

Evidence supporting total cardiac volumes instead of weight for transplant size-matching. Szugye, NA; Morales, DL S; Lorts, A; Zafar, F; Moore, RA. Journal of Heart Transplantation. 2021.

Risk of Pediatric Cardiac Surgery Increased in Patients Undergoing Tracheal Surgery During the Same Hospitalization. Riggs, KW; Wells, D; Zafar, F; Morales, DL S; Bryant, R; Tweddell, JS. World journal for pediatric & congenital heart surgery. 2021.

The Best Paracorporeal VAD Strategy In Children? Remains Unanswered. Thangappan, K; Morales, DL S. Annals of Thoracic Surgery. 2021.

Over 400 Uses of An Intestinal Submucosal Extracellular Matrix Patch in a Congenital Heart Program. Haney, LC; Ahmed, HF; Dani, A; Chin, P; Thangappan, K; Madsen, N; Zafar, F; Tweddell, JS; Morales, DL S. Annals of Thoracic Surgery. 2021.

Commentary: Promise with pulsatility? Early bridging of high-risk patients with single-ventricle physiology with a ventricular assist device. Perry, T; Morales, DL S. Journal of Thoracic and Cardiovascular Surgery. 2021; 162:415-416.

Commentary: High Achievement Occurs Under the Framework of High Expectations. Greenberg, JW; Morales, DL S. JTCVS Open. 2021.

3D Holographic Virtual Surgical Planning for a Single Right Ventricle Fontan Patient Needing Heartmate III Placement. Szugye, NA; Zafar, F; Villa, C; Lorts, A; Morales, DL S; Moore, RA. ASAIO Journal. 2021.