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자당분해효소 (蔗糖分解酵素) 측정에 의한 위암에서의 (胃癌) 장형화생의 (腸形化生) 의의
송인성 ( In Sung Song ),오인혁 ( In Hyeog Oh ),이계희 ( Kye Heui Lee ),김해련 ( Hae Ryeon Kim ),정형배 ( Hyeong Bae Jung ),김정룡 ( Chung Young Kim ) 대한소화기학회 1986 대한소화기학회지 Vol.18 No.2
Enzyme histochemistry of the gastric surface epithelium has been found to be valuable in diagnosing atrophic lesions with intestinal metaplasia of gastric mucosa. And interest in intestinal metaplasia of gastric mucosa as the origin of gastric carcinoma has increased considerably. To identify the type of intestinal metaplasia of stomach in gastric cancer by direct measurement of surcrase activity from gastric mucosa, we conducted this study. We obtained following results; 1) Intestinal metaplasia in atrophic gastritis showed two types, small intestinal type (46.1%) and colonic type (53.9%). Which was judged by direct measurement of sucrease activities from gastric mucosa. 2)In remnant stomach small intestinal type of metaplasia was observed in 55.6%, and 16.6% of gastric mucosa in benign gastric ulcer showed small intestinal type of metaplasia. 3)In gastric cancer, 37% of non-tumor bearing mucosa showed samll intestinal type of metaplasia. Our results suggest that degree of differentiation of intestinal metaplasia has no direct relationship with malignant potential in stomach.