title: Trichinosis masquerading as a penicillin allergy.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D004342:Drug Hypersensitivity / Q000175:diagnosis*; D006801:Humans; D007814:Larva / Q000302:isolation & purification; D008297:Male; D009132:Muscles / Q000469:parasitology; D010406:Penicillins / Q000009:adverse effects* / Q000276:immunology; D014234:Trichinella / Q000302:isolation & purification; D014235:Trichinellosis / Q000175:diagnosis*
chemical_list: D010406:Penicillins