Rapid dissemination of an unsuspected colon adenocarcinoma after laparoscopic cholecystectomy: report of a case and review of the literature

Although pare, neoplasms seeding at trocar sites after laparoscopic procedures has been increasingly reported. This case refers a 68-years-old woman with a metastatic seeding of a missed colon cancer at the laparoscopic umbilical trocar site, eight months after a laparoscopic cholecystectomy, There was a umbilical mass protruded through a 4,5 cm hernial ring, under the operative scar of the laparoscopic port. it was found to have a hard, apparently fibrous tissue around the hernial ring. Biopsies of this tissue were taken and the hernial ring was repaired. Histopathological examination showed metastatic adenocarcinoma probably from digestive tract. Colonoscopy showed a 2 cm lesion at hepatic flexure. Histological tests revealed well differentiated adenocarcinoma. There was diffuse peritoneal carcinomatosis.UNIV FED SAO PAULO,ESCOLA PAULISTA MED,DEPT SURG,SAO PAULO,BRAZILUNIV FED SAO PAULO,ESCOLA PAULISTA MED,DEPT SURG,SAO PAULO,BRAZILWeb of Scienc