title: Unsuspected perforated adenocarcinoma of the appendix as a second colonic neoplasm: report of a case.
abstract: The case of a patient who had an unsuspected perforated adenocarcinoma of the appendix discovered during operation for a sigmoid carcinoma is presented. The problems in diagnosing carcinoma of the appendix are discussed and the literature is reviewed.
mesh_terms: D000230:Adenocarcinoma / Q000150:complications* / Q000175:diagnosis / Q000473:pathology; D000368:Aged; D001063:Appendiceal Neoplasms / Q000150:complications* / Q000175:diagnosis / Q000473:pathology; D006801:Humans; D007416:Intestinal Perforation / Q000150:complications*; D008297:Male; D012811:Sigmoid Neoplasms / Q000150:complications* / Q000473:pathology