Five Cases with Diffuse Infiltrating Carcinoma of the Colon or Rectum.

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We experienced five patients, who had diffuse infiltrating carcinoma of the colon or rectum, from 1981 to 1990. The frequency of these carcinomas among colonic or rectal carcinomas was 1.6%.<BR>When operated on, four of the five patients had peritoneal dissemination, and three had liver metastases.<BR>Histological finding demonstrated one case of lymphangiosis type, 2 cases of muconodular type, one case of mixed type, and one case of unclassified type. There was no case of scirrhous type in the histologic feature.<BR>The prognosis of the five patients was very poor. Three of them died of peritoneal dissemination at 4, 8 and 10 months. One of the patients died of liver matastases at 8 months and the last. One died of DIC and liver failure at 1 month. All the patients died within one year after the operation.
日本大腸肛門病学会の論文