[Peptostreptococcus endocarditis: presentation of two cases and literature review]. / Endocarditis por Peptostreptococcus: presentación de dos casos y revisión de la literatura.

We describe two new cases of Peptostreptococcus endocarditis, one case of Peptostreptococcus micros prosthetic valve endocarditis and the other of Peptostreptococcus assaccharolyticus tricuspid native valve endocarditis in an intravenous drug user (IDU) patient and review nine cases previously reported.