To the Editor.
—I read with great interest the case report of cardiac sarcoidosis written by Cepin et al and published in the January Archives (1983; 143:142-144). The way the case was handled does present unusual features, but none of these are in themselves unusual in a large series of cases of sarcoid heart disease.We1,2 have been collecting such cases for more than ten years and now have knowledge of almost 250 cases, 84 of them with necropsy confirmation. In many of these cases, the diagnosis was made in life and, to my knowledge, rarely has an in vivo diagnosis been found to be wrong at necropsy. The presentation of a young person with congestive cardiac failure of obscure causes, with premature ventricular contractions, and a left ventricular aneurysm would strongly suggest2 to us that the cause was sarcoidosis. We would suggest that seeking a histologic diagnosis