Hypertension featuring Maged Azer, M.D. Cardiologist Maged Azer, M.D. discusses hypertension as one of the risk factors for heart failure More Heart Failure Videos Heart & Vascular Screenings featuring Sue Henke, RN Sue Henke, RN discusses the importance of heart and vascular screenings Advances in Heart Surgery featuring Richard Gates, M.D. Dr. Richard Gates discusses bypass surgery. Causes and Prevention of Heart Failure featuring Maged Azer, M.D.