The distribution was the most in the ascending colon, transverse colon, descending colon.

分布以升结肠、横结肠、降结肠多见。

Subtotal colectomy is fit for obstruction of the left transverse colon and descending colon.

结肠次全切除术适合于横结肠左侧至降结肠部位的梗阻。

Results:It consisted perforation of anterior gastric wall 3 cases, posterior gastric wall 2, duodenal bulb 1 and perforation of descending colon 1.

结果：胃前壁穿孔3例，胃后壁穿孔2例，十二指肠球穿孔1例，降结肠穿孔1例。

Objective TO investigate the alteration of ion transport across the colonic epithelium in the rat descending colon applying by benzalkonium chloride (BAC).

目的探讨苯扎氯铵对大鼠降结肠上皮离子转运的影响。