To the Editor.—
In the December Archives (137:1725-1728, 1977), Hager et al reported a fulminant case of group B streptococcal endocarditis that produced myocardial abscess and pericarditis. Recent reports described the spectrum of the disease in adults.1,2 We wish to report a case of prosthetic valve endocarditis produced by group B Streptococcus, to emphasize the emergence of this microorganism as an important pathogen in this disease.
Report of a Case.—
A 65-year-old man was hospitalized because of fever and abdominal pain of four days' duration. Fifteen months prior to admission the patient had an episode of Streptococcus bovis endocarditis. In spite of appropriate antibiotic therapy for four weeks, severe congestive heart failure developed, due to acute aortic insufficiency. He underwent aortic valve replacement with a porcine valve. The patient did well during the postoperative period, except that he began to consume heavy amounts of alcohol.On admission the patient had