Diffuse malignant peritoneal mesothelioma presenting as acute appendicitis.
D000208:Acute Disease; D000368:Aged; D001064:Appendicitis / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008654:Mesothelioma / Q000175:diagnosis*; D010534:Peritoneal Neoplasms / Q000175:diagnosis*