Persisting fever in a patient with brucella endocarditis: occult splenic abscess.

Brucella endocarditis, despite its high mortality rate with combined medical and surgical treatment, has a low occurrence rate in cases of brucellosis and has been endemic in regions surrounding Turkey. Rarely, patients with infective endocarditis with common microorganisms develop a splenic abscess. A patient is reported on with brucella endocarditis and persistent fever. An occult splenic abscess was found. This is the second reported case in the literature of brucella endocarditis with splenic abscess.