Dr. Michael J. Varanelli

Dr. Stefan Loy Zimmerman is a Professor in the Johns Hopkins University School of Medicine in the Departments of Radiology and Medicine (Cardiology). He specializes in cardiothoracic imaging and is the Division Director of Diagnostic Imaging and Director of Cardiac Imaging. He is the program director for the Cardiothoracic Imaging Fellowship in Radiology. Dr. Zimmerman earned his medical degree from the University of Pennsylvania School of Medicine. He completed both a radiology residency and a cardiovascular imaging fellowship at the Hospital of the University of Pennsylvania. His research focuses on the use of CT and MR imaging in the diagnosis and management of cardiovascular diseases. He has particular interest in the use of cardiac imaging for management of arrhythmias, diagnosis and prognosis of arrhythmogenic right and left ventricular cardiomyopathy, and pulmonary hypertension. Dr. Zimmerman is rated as a Distinguished provider by MediFind in the treatment of Liposarcoma. His top areas of expertise are Paroxysmal Supraventricular Tachycardia (PSVT), Alveolar Soft Part Sarcoma, Liposarcoma, Cardiac Ablation, and Transcatheter Aortic Valve Replacement (TAVR).

Dr. Laura M. Fayad serves as the Chief of Musculoskeletal Imaging. She is a Professor in the Johns Hopkins University Department of Radiology and Radiological Science, Department of Oncology, and Department of Orthopaedic Surgery. Dr. Fayad is also the Director of the Translational Research Program in the Department of Radiology. Dr. Fayad earned a Bachelor of Science at the Massachusetts Institute of Technology, a Master of Science at Stanford University, and M.D. C.M. degrees at the McGill University Faculty of Medicine. She completed residency training at Columbia University and MRI Fellowship at Thomas Jefferson University. She specializes in diagnostic and interventional musculoskeletal radiology. In addition to routine sports medicine and spine applications, Dr. Fayad protocols and interprets specialized examinations in the areas of peripheral nerve imaging, tumor imaging, and rheumatology. Her primary area of research focuses on novel imaging techniques for musculoskeletal tumors, with her work including well over 100 publications that have been cited more than 1,500 times. Dr. Fayad is rated as a Distinguished provider by MediFind in the treatment of Liposarcoma. Her top areas of expertise are Schwannomatosis, Neurofibromatosis, Liposarcoma, and Neurofibromatosis Type 2 (NF2).

Jong-ho Choi is a Radiologist and an Interventional Radiologist in Herndon, Virginia. Dr. Choi is rated as a Distinguished provider by MediFind in the treatment of Liposarcoma. His top areas of expertise are Bronchiectasis, Pleurisy, Pleural Effusion, Visceromegaly, and Bone Marrow Aspiration. Dr. Choi is currently accepting new patients.