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An 88-year-old Thai man with recently diagnosed autoimmune hemolytic anemia (AIHA) was started on prednisolone at 40 mg/day and azathioprine at 50 mg/day 2 weeks prior to admission. He presented with watery diarrhea, a low-grade fever, and fatigue that had started 1 week prior. His vital signs

Answer: Disseminated strongyloidiasis presenting with larva migrans or cutaneous strongyloidiasis. A repeated stool examination for ova and parasites revealed a few typical rhabditiform larvae (not shown); examination of a fresh sputum smear revealed no larvae. On hospital day 6, the patient

Anti-interferon (IFN)-γ autoantibodies are increasingly recognized as a cause of adult-onset immunodeficiency and increased risk for infections with intracellular pathogens. We report on disseminated Talaromyces (Penicillium) marneffei and Mycobacterium abscessus infection in a 72-year-old, human immunodeficiency virus noninfected, Thai man with anti-IFN-γ autoantibody. The patient was successfully treated with antimicrobial therapy and rituximab to control B cell-derived autoantibodies.