title: A nearly fatal illness presenting under the guise of virus flu syndrome.
mesh_terms: D000038:Abscess / Q000175:diagnosis*; D000208:Acute Disease; D000368:Aged; D001064:Appendicitis / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005335:Fever of Unknown Origin / Q000209:etiology; D006801:Humans; D007251:Influenza, Human / Q000175:diagnosis*; D008297:Male