Unusual cause of fever and diarrhea in a patient with AIDS. Penicillium marneffei infection.

Penicillium marneffei is an opportunistic pathogen predominantly found in Southeast Asia. Systemic infection of Penicillium marneffei has protean manifestations including fever, weight loss, anaemia, skin lesions, and lymphadenopathy. We report a rare case of penicillium colitis in an AIDS patient who responded successfully to a course of amphotericin B therapy.