Listeria monocytogenes endocarditis in a patient with an aortic prosthetic valve.

Patients with prosthetic cardiac valves have an increased risk of developing bacterial endocarditis. The causative micro-organism in bacterial endocarditis may be a guide to the portal of entry. In this case report, we describe a patient with a prosthetic cardiac valve who suffered from recurrent endocarditis with different micro-organisms from the gastrointestinal tract.