摘要: Common causes of heart valve disease are rheumatic, calcific and less frequently congenital. With the significant decline in incidence rheumatic fever Europe North America over last 50 years a parallel shift etiology occurred with fall an increase prevalence degenerative pathology. Rheumatic disease, however, remains prevalent developing countries Africa, South parts Asia, particularly areas limited clinical services. The commonest involved pathology is mitral valve, but this not exclusive since aortic tricuspid valves can also be [1]. apparent contemporary diagnosis results from global age population as well easy availability routine use echocardiography cardiology clinics