Dr. Bartley Griffith

Jennifer S. Lawton, M.D., is the Richard Bennett Darnall Professor of Surgery and chief of the Johns Hopkins Division of Cardiac Surgery, as well as director of the Cardiac Surgery Research Laboratory. Dr. Lawton’s clinical area of focus is adult cardiac surgery. She also leads the division’s residency education program, and conduct research in myocyte volume regulation and ATP-sensitive K channels. She has held important leadership roles in several organizations, including chair of the surgery study section of the American Heart Association, vice-chair of the ACGME residency review committee, and president of the Women in Thoracic Surgery. Lawton’s achievements also include 81 peer-review publications, 7 book chapters, and 18 abstracts. She has delivered over 50 invited lectures. Dr. Lawton is rated as a Distinguished provider by MediFind in Coronary Artery Bypass Graft (CABG). Her top areas of expertise are Heart Tumor, Aortic Dissection, Atrial Myxoma, Heart Bypass Surgery, and Coronary Artery Bypass Graft (CABG).

Alan Speir is a Thoracic Surgeon in Fairfax, Virginia. Dr. Speir is rated as a Distinguished provider by MediFind in Coronary Artery Bypass Graft (CABG). His top areas of expertise are Thoracic Aortic Aneurysm, Aortic Dissection, Cystic Medial Necrosis of Aorta, Coronary Artery Bypass Graft (CABG), and Heart Bypass Surgery.

Dr. Gregory D. Trachiotis is a thoracic surgeon at Sibley Memorial Hospital, as well as a professor of surgery and chief of cardiothoracic surgery at George Washington University Medical Center. He is also the chief of cardiac surgery at the Veterans Affairs Medical Center. Dr. Trachiotis practices out of MFA CardioThoracic Surgery in Washington, D.C. He is affiliated with Sibley Memorial Hospital, Washington D.C. Veterans Affairs Medical Center and George Washington University Hospital. His clinical interests include end-stage heart and lung disease, video-assisted thoracic surgery, lung cancer, coronary artery disease, aortic valvular disease, mitral valve disorders, off-bypass coronary revascularization, mini-pump technology, surgery for heart failure, mechanical assist devices, esophageal cancer, motility disorders and transcatheter valve replacement. Dr. Trachiotis earned his medical degree from George Washington University School of Medicine, where he went on to complete residencies in cardiovascular and thoracic surgery. He earned the positions of chief resident and instructor of surgery at George Washington University, as well as chief resident of vascular surgery at the Veterans Affairs Medical Center. Dr. Trachiotis also completed a fellowship in heart and lung transplant surgery at Emory University and affiliated hospitals in Atlanta, Ga. Dr. Trachiotis is a fellow of the American College of Surgeons and is a member of various professional organizations, including the American Association for Thoracic Surgery, the Society of Thoracic Surgeons, the International Society of Heart and Lung Transplantation, the American Heart Association Council on Cardiothoracic and Vascular Surgery and the American College of Chest Physicians. Dr. Trachiotis has earned numerous awards, including being named a Top Doctor and Top Cardiothoracic Surgeon by Washingtonian Magazine and a Regional Top Doctor by Castle Connolly. He has also earned the Outstanding Chief of Surgery Resident Award from George Washington University; the Chest Foundation’s American College of Chest Physicians Young Investigator Award; and the Alley-Sheridan Scholar Harvard Health Policy and Secretary of Veterans Health Affairs Hand and Heart Award. Dr. Trachiotis has contributed to numerous clinical trials, publications and presentations. He runs a cardiothoracic surgery clinical research program for surgical residents from Georgetown University and George Washington University. Dr. Trachiotis' research interests include outcome analysis utilizing cardiac imaging for identifying prognostic risk factors in cardiac surgery; AIDS-related thoracic and cardiac disease; cardiovascular disease in sleep apnea and right heart dysfunction; donor heart and lung preservation; imaging and revascularization for LV dysfunction and valvular heart surgery; and cancer and tumor markers in esophageal and lung cancer. Dr. Trachiotis is rated as a Distinguished provider by MediFind in Coronary Artery Bypass Graft (CABG). His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Non-Small Cell Lung Cancer (NSCLC), Coronary Artery Bypass Graft (CABG), and Heart Bypass Surgery.