title: Functioning carcinoid of the appendix.
mesh_terms: D000208:Acute Disease; D000328:Adult; D001063:Appendiceal Neoplasms / Q000473:pathology*; D001064:Appendicitis / Q000209:etiology; D002276:Carcinoid Tumor / Q000473:pathology*; D006801:Humans; D008297:Male