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Thomas A Traill, MD

Director, the E. Cowles Andrus Cardiac Clinic
Professor of Medicine
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Main Location

Johns Hopkins Outpatient Center

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Call 410-464-6641 (8a.m. to 6p.m., EST, Mon-Fri)

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Call +1-410-502-7683 (7a.m. to 6p.m., EST, Mon-Fri)

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  • Director, the E. Cowles Andrus Cardiac Clinic
  • Associate director, Osler Medical Housestaff Program
  • Professor of Medicine

Centers & Institutes

  • Comprehensive Marfan Center
  • Dana & Albert "Cubby" Broccoli Center for Aortic Diseases
  • Heart and Vascular Institute
  • Hypertrophic Cardiomyopathy Service


Cardiology, Cardiomyopathy, Cardiovascular Disease, Clinical Cardiology, Congenital Heart Disease - Young Adult, General Cardiology, Heart Failure, Inherited Heart Diseases

Research Interests

Cardiomyopathy; Valvular Heart Disease; Aortic disease; Marfan syndrome; Echocardiography


Dr. Thomas Traill is director of the E. Cowles Andrus Cardiac Clinic at the Johns Hopkins Hospital. He is an expert in heart failure, heart valve disease, and inherited conditions that affect the heart such as Marfan syndrome. A professor of medicine at the Johns Hopkins School of Medicine, Dr. Traill is also the associate director of the Osler Medical Housestaff Training Program for residents.

Dr. Traill attended St. George’s Hospital Medical School in London, and pursued several residencies in general medicine, cardiology and nephrology at Brompton Hospital, Guy’s Hospital, Royal Free Hampstead NHS Trust in London and the Nuffield Department of Medicine in Oxford. He completed a fellowship in pediatric cardiology at Brompton Hospital and then became a British-American research fellow in the Johns Hopkins Departments of Medicine and Pediatrics before joining the faculty.

Dr. Traill researches structural heart diseases such as cardiomyopathy and valvular heart disease. He is a peer reviewer for seven medical journals, including British Heart Journal and Circulation. He has authored over 100 journal articles and book chapters and has given scores of invited lectures.

Dr. Traill co-authored and edited the 23rd edition of Principles and Practice of Medicine, the 1996 update to Sir William Osler’s classic and still-popular medical education textbook, originally published in 1893.


  • English


American Heart Association

International Society for Heart Transplantation

Additional Resources

Additional Resources +
  • Education +


    • St George's Hospital Medical School (London SW17 ORE) (1971)


    • Brompton Hospital (London SW3 GHP) (1977)
    • Royal Free Hampstead NHS Trust / General Practice (London) (1975)
    • Nuffield Department of Medicine (Oxford) (1974)
    • Guy's Hospital / Nephrology (London) (1973)
    • Brompton Hospital / Cardiology (London SW3 GHP) (1972)


    • Johns Hopkins University School of Medicine (Baltimore MD ) (1980)
    • Brompton Hospital / Pediatric Cardiology (London SW3 GHP) (1978)
  • Research & Publications +

    Selected Publications

    Christian D. Nagy; Diane E. Alejo; Mary C. Corretti; William J. Ravekes; Jane E. Crosson; Philip J. Spevak; Richard Ringel; Kathryn A. Carson; Sara Khalil; Harry C. Dietz; et al. Tetralogy of fallot and aortic root dilation: A long-term outlook. Pediatric Cardiology. 2013;34(4):809-816.

    Thomas A. Traill. Valvular Heart Disease and Pregnancy. Cardiology Clinics. 2012;30(3):369-381.

    Kerunne S. Ketlogetswe; Joseph Aoki; Thomas A. Traill; Oscar H. Cingolani. Severe aortic regurgitation secondary to antisynthetase syndrome. Circulation. 2011;124(3):e40-e41.

    Baligh R. Yehia; Justin M. Bachmann; Thomas A. Traill. Scimitar syndrome: A rare cause of dyspnea in adults. Southern Medical Journal. 2010;103(6):578-580.

    Craig T. Basson; David R. Bachinsky; Robert C. Lin; Tatjana Levi; Jacob A. Elkins; Johann Soults; David Grayzel; Elena Kroumpouzou; Thomas A. Traill; Janine Leblanc-Straceski; et al. Mutations in human cause limb and cardiac malformation in Holt-Oram syndrome. Nature Genetics. 1997;15(1):30-35.

    Craig T. Basson; Glenn S. Cowley; Scott D. Solomon; Barbara Weissman; Andrew K. Poznanski; Thomas A. Traill; J.G. Seidman; Christine E. Seidman. The clinical and genetic spectrum of the Holt-Oram syndrome (heart-hand syndrome). New England Journal of Medicine. 1994;330(13):885-891.

  • Academic Affiliations & Courses +

    Graduate Program Affiliation

    Johns Hopkins University School of Medicine

    Courses and Syllabi

    Anatomy course

    Physiology course           

    Pathophysiology course

    Clinical skills course

    Advanced clinical skills course

    Pathobiology course      

    Rational therapeutics course

    Cardiology fellows orientation course

    CASE II rotation for medical residents

  • Activities & Honors +


    2007: Professors’ award for teaching excellence. Johns Hopkins University

    2003: Nicholas J. Fortuin Award

    2000: Department of Medicine’s Chairman’s award for teaching

    1997: Alpha Omega Alpha

    1994: Helen B. Taussig Award (American Heart Association, MD Affiliate)

    1992: Fellow of the Royal College of Physicians (FRCP

    1986 & 1992: George J. Stuart Award

    1976: British-American Fellow of the British Heart Foundation

  • Videos & Media +


    Living with Warfarin

    This video provides information regarding indications, side effects, monitoring, diet, bleeding and thrombotic complications.

    Lectures and Presentations

    Most recent lectures:

    Course co-director: “Cardiovascular Topics at Johns Hopkins.” Johns Hopkins Medical Institutions; February 18th – 20th, 2014

    “Valvular Heart Disease and Pregnancy” in: Valve and aortic technology symposium. St Georges Hospital trust and Royal Society of Medicine. London Jan 30 – 31st 2014

    Grand Rounds: Sinai Hospital, Baltimore, 2014

    Course co-director: “Cardiovascular Topics at Johns Hopkins.” Johns Hopkins Medical Institutions; February 18th – 20th, 2013

    Visiting professor: Perdana University School of Medicine 2013

    Course co-director: “Cardiovascular Topics at Johns Hopkins.” Johns Hopkins Medical Institutions; February 18th – 20th, 2012

    Course co-director: “Cardiovascular Topics at Johns Hopkins.” Johns Hopkins Medical Institutions; February 18th – 20th, 2011

    “Heart Disease in Pregnancy” York Hospital, York , Pa. Oct 2nd, 2010

    Course co-director: “Cardiovascular Topics at Johns Hopkins.” Johns Hopkins Medical Institutions; February 18th – 20th, 2010

    Invited faculty: 6th International Congress of Iranian Society of Cardiac Surgeons. Tehran. Oct 27th – 30th 2009

    Grand Rounds: Good Samaritan Hospital, Baltimore. March 17th 2009

  • Events +
  • Contact & Locations +


    Johns Hopkins Outpatient Center
    601 N. Caroline Street
    Baltimore, MD 21287
    Phone: 410-614-3140
    Appointment Phone: 443-997-0270
    Fax: 410-502-3727
    Location Map


    • Medicine - Cardiology

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