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结肠镜检查是经肛门将肠镜循腔插至回盲部,观察结肠黏膜病变的检查方法,是诊断大肠黏膜病变的最佳选择,它是通过安装于肠镜前端的电子摄像探头将结肠黏膜的图像传输于电子计算机处理中心,后显示于监视器屏幕上,可观察到大肠黏膜的微小变化。适应证主要包括:1原因不明的下消化道出血,包括明显出血或持续隐血阳性者。2腹痛、里急后重、黏液血便、大便习惯改变、慢性腹泻、便秘、排便困难、贫血、不明原因的体重减轻、乏力。3大肠癌手术后随访,大肠息肉摘除术后随访,对某些癌前病变作定期防癌随访,药物疗效观察随访。
Colonoscopy is an anastomosis colonoscopy inserted into the ileocecal Department, the observation of colonic mucosal lesions of the inspection method is the best choice for the diagnosis of colorectal mucosal lesions, which is installed in the front end of the colonoscopy electronic camera probe colon mucosa Of the image transmission in the computer processing center, after the display on the monitor screen, small changes observed in the large intestine mucosa. Indications include: 1 unexplained lower gastrointestinal bleeding, including significant bleeding or persistent occult blood who. 2 abdominal pain, tenesmus, mucus bloody stool, changes in stool habits, chronic diarrhea, constipation, defecation difficulties, anemia, unexplained weight loss, fatigue. 3 follow-up of colorectal cancer after surgery, colorectal polyps follow-up, for some precancerous lesions for regular follow-up, follow-up observation of the efficacy of the drug.