title: Persistent perplexing pyrexia: some comments on etiology and diagnosis.
mesh_terms: D000328:Adult; D004696:Endocarditis / Q000150:complications; D005334:Fever / Q000175:diagnosis* / Q000209:etiology*; D006801:Humans; D007239:Infections / Q000150:complications; D007674:Kidney Diseases / Q000150:complications; D007680:Kidney Neoplasms / Q000150:complications; D007813:Laparotomy; D008100:Liver Abscess / Q000150:complications; D008113:Liver Neoplasms / Q000150:complications; D008223:Lymphoma / Q000150:complications; D008297:Male; D009369:Neoplasms / Q000150:complications; D013369:Subphrenic Abscess / Q000150:complications; D014376:Tuberculosis / Q000150:complications