title: [Carcinoid tumors of the rectum: clinical - pathological correlation].
abstract: OBJECTIVE
  The purpose of this study was to determine the clinico-pathologic correlation of carcinoid tumors of the rectum.
  
  
  METHODS
  We reviewed the medical records and pathology of 20 patients with carcinoid tumors of the rectum seen at the Instituto de Enfermedades Neoplásicas (INEN), between 1980 and 2006
  
  
  RESULTS
  There was no difference between sex. 11 patients had tumors over 2 cm. 12 had metastasis. 8 patients without metastasis had, tumors size of less than 2 cm. 6 pacients had endoscopic resection, the tumors were often polypoid, the size less than 2 cm and with typical histopathologic. 7 cases hat atypical histopathologic from them 2 patients dead, all had metastasis and tumor sizes were 3 to 6 cm.
  
  
  CONCLUSIONS
  The tumor size, the atypical histopathologic features, the infiltration of the wall and metastasis are associated with aggressive behavior and bad prognosis.
authors.affiliation: Instituto Nacional de Enfermedades Neoplásicas.
authors.forename: Juvenal
authors.initials: J
authors.lastname: Sánchez Lihón
mesh_terms: D000328:Adult; D000368:Aged; D002173:Cancer Care Facilities / Q000706:statistics & numerical data; D002276:Carcinoid Tumor / Q000453:epidemiology* / Q000473:pathology / Q000601:surgery; D004724:Endoscopy / Q000706:statistics & numerical data; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009361:Neoplasm Invasiveness; D009362:Neoplasm Metastasis; D010568:Peru / Q000453:epidemiology; D012004:Rectal Neoplasms / Q000453:epidemiology* / Q000473:pathology / Q000601:surgery; D012189:Retrospective Studies; D016896:Treatment Outcome