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例1,男,11岁。因便血半年入院。每日1～2次,鲜红色,每次约2ml,有时带少许粘液、脓,伴头昏、乏力。查:贫血貌,心肺(一),腹软,左下腹轻压痛,未扪及包块,肛指检正常,大便隐血阳性。入院后行纤维结肠镜检查,经肛门逆行插八在距肛门18cm处,胸膝位7点见2.5cm×2.0cm×2.0cm,蒂较长(约1.5cm)的息肉,表面充血、糜烂呈桑椹分叶样。以电凝指数3,电切2.5,通电6～7次后,息肉脱落,见残端呈乳白色,隆起无出血,取出息肉,病理检查为结肠腺瘤样息肉。例2,男性,6岁。因便血7月入院,入院查:一般情况可,心肺(-),腹软无压痛。入院后行内镜检查,在距肛门20cm处,可见呈桑椹形、表面充血、糜烂之息肉,约1.5cm×1cm×0.8cm,蒂短、稍粗,以电
Example 1, male, 11 years old. He was admitted to the hospital half a year because of bloody stools. 1 or 2 times a day, bright red, about 2ml each time, sometimes with a little mucus, pus, with dizziness, fatigue. Check: anemia appearance, cardiopulmonary (a), abdomen soft, light tenderness in the left lower abdomen, no palpable masses, normal anus, fecal occult blood positive. After the admission, a colonoscopy was performed. The retrograde insertion of the anus was 18cm away from the anus, and the thoracic and knee position was 7 points, see 2.5cm×2.0cm×2.0cm. The pedicle was a long (about 1.5cm) polyp, and the surface was congested and eroded. Mulberry leaf-like sample. With the coagulation index of 3, cut by 2.5, and energized for 6 to 7 times, the polyp was detached, and the stump was milky white. No bleeding was seen in the uplift. The polyp was removed and the pathological examination was colon adenomatous polyposis. Example 2, male, 6 years old. Due to blood in the stool in July, admitted to the hospital: the general situation can be, heart and lung (-), abdominal tenderness without tenderness. Endoscopic examination after admission, 20cm away from the anus, showing mulberry shape, surface congestion, erosion of polyps, about 1.5cm × 1cm × 0.8cm, pedicle short, slightly thick, with electricity