Dr. Gray Lyons

Dr. Elie Portnoy is an Assistant Professor of Radiology and Radiological Science in the Johns Hopkins Medicine Interventional Radiology Department and Diagnostic Imaging Department at Johns Hopkins Hospital. Dr. Portnoy received his undergraduate degree, Summa Cum Laude, in Biology from Yeshiva University. He earned his medical degree from NYU School of Medicine with Alpha Omega Alpha. Dr. Portnoy is rated as an Advanced provider by MediFind in the treatment of Bile Duct Stricture. His top areas of expertise are Bile Duct Stricture, Cholestasis, Bile Duct Obstruction, Liver Embolization, and Gastrostomy.

Dr. Brian Holly is an assistant professor of radiology and radiological science. Dr. Holly's clinical focus lies in venous thromboembolic disease. He specializes in the diagnosis and treatment of deep venous thrombosis, pulmonary embolism, post thrombotic syndrome; advanced venous interventions including prostatic artery embolization (PAE); IVC filter removal; treatment of vascular malformations; treatment of uterine fibroids and advanced biliary interventions. Dr. Holly received his M.D. from the University of Maryland School of Medicine in 2007. He completed an internship in internal medicine at Mercy Medical Center in 2008. He completed residency in radiology in 2012 at the University of Maryland Medical Center. This was followed by a fellowship in vascular and interventional radiology in 2013 at The Johns Hopkins Hospital. He is a member of the Society of Interventional Radiology. Recent News Articles and Media Coverage Minimally Invasive Treatment for Uterine Fibroids Webinar Uterine fibroids are non-cancerous growths that develop from the muscle tissue of the uterus. Interventional radiologist, Brian Holly, M.D., and gynecologist, Khara Simpson, M.D., hosted this interactive webinar to discuss a non-surgical alternative for uterine fibroids called uterine fibroid embolization. Dr. Holly is rated as an Advanced provider by MediFind in the treatment of Bile Duct Stricture. His top areas of expertise are Deep Vein Thrombosis, Enlarged Prostate (BPH), Cholangiocarcinoma (Bile Duct Cancer), Gastrostomy, and Liver Embolization.

Dr. Kelvin K. Hong is an Associate Professor and Executive Vice Chair of Radiology within the Johns Hopkins Department of Radiology. A specialist in interventional and vascular radiology, Dr. Hong serves as the Medical Director of the Johns Hopkins Interventional Radiology Center. Dr. Hong earned his medical degree from South Africa’s University Of Witwatersrand Medical School in Parktown. He completed a radiology residency at Parktown West’s College of Medicine/Radiology, as well as a cardiovascular/interventional radiology fellowship and diagnostic radiology residency at The Johns Hopkins Hospital. His areas of clinical expertise include bone, liver and soft-tissue tumors; chronic total occlusions; claudication; deep venous thrombosis; lung, esophageal and kidney cancer; peripheral arterial/vascular disease; renal artery/vascular disease; uterine fibroid tumors; varicocele; and vascular malformations and venous thromboembolism. Dr. Hong performs procedures that include radiofrequency ablation for lung, liver, kidney and bone lesions; transcatheter arterial chemoembolization for liver cancer; lower-extremity angioplasty and stenting; visceral angioplasty and stenting; embolization of uterine fibroid tumors; cryoablation for pain control; and percutaneous laser ablation of varicose veins. Dr. Hong served as editor for the book Percutaneous Tumor Ablation and contributed to Interventional Oncology: Principles and Practice. Dr. Hong is rated as a Distinguished provider by MediFind in the treatment of Bile Duct Stricture. His top areas of expertise are Fibrolamellar Carcinoma, Bile Duct Obstruction, Neuroendocrine Tumor, Liver Embolization, and Pancreaticoduodenectomy.