[Clinical significance of colorectal cancers arising after partial or total gastrectomy].

Among colorectal cancer patients operated at the 2nd Department of Surgery, Kyushu University Hospital between 1974 to 1980. 6 developed this cancer after partial or total gastrectomy for gastric cancer or ulcer. The interval between the gastric operation and colorectal surgery ranged from 15 months to 17 years. The colorectal cancers arose in the transverse colon (1) the sigmoid colon (2), there were 3 rectal cancers. Therefore, not only the occurrence of recurrent or primary cancer in the remnant stomach, but also the occurrence of colorectal cancer should be monitored carefully after partial or total gastrectomy for gastric cancer or ulcer.