title: Infective endocarditis from group C streptococci causing stenosis of both the aortic and mitral valves.
mesh_terms: D000328:Adult; D001024:Aortic Valve Stenosis / Q000209:etiology*; D004697:Endocarditis, Bacterial / Q000150:complications*; D006801:Humans; D008297:Male; D008946:Mitral Valve Stenosis / Q000209:etiology*; D013290:Streptococcal Infections / Q000150:complications*