Ostium Johnson Francis | July 6, 2008 | General | No Comments Ostium Ostium: Opening, usually of a blood vessel. Related Posts Heart patients could be at a high risk of depression No Comments | Oct 1, 2008 Normal Chest X-Ray PA View No Comments | Feb 12, 2024 Myocarditis No Comments | Jul 6, 2008 Ischemic heart disease No Comments | Feb 10, 2024 About The Author Johnson Francis Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal