Patel, Ashvin K.Ziegler, John L.D'Arbela, Paul G.Somers, Krishna2018-12-182018-12-181971Cite this as: Br Med J 1971; 4:331https://doi.org/10.1136/bmj.4.5783.331http://hdl.handle.net/20.500.12280/1270This report describes nine cases of endomyocardial fibrosis occurring in four families. All patients came from Rwanda or South-western Uganda, and five had tropical splenomegaly syndrome as well. It seems likely that genetic as well as environmental factors are operative in the aetiology of endomyocardial fibrosis.enEndomyocardial fibrosisTropical splenomegaly syndromeRwandaSouth-Western UgandaArticle