As far as could be ascertained, no case of subacute bacterial endocarditis with systemic mycosis due to Monilia recognized during life has ever been reported in the literature. Dr. Emanuel Libman, who saw this case with us, referred us to a recent report by Friedman and Donaldson.1In their case nests of yeastlike cells were isolated from the aortic vegetations on postmortem examination of a patient who died of subacute bacterial endocarditis. However, the authors were unable to isolate the organism clinically or identify it on postmortem examination. Because of the rarity of this condition and the circumstances under which the infection occurred in our case, it was considered worthy of publication. REPORT OF CASE History.— F. M., a white man aged 48, American born, married, a bookkeeper, was admitted to the surgical service of the Cumberland Hospital on April 24, 1939, because of midabdominal pain of two