Whether chronic anal fissure can do colonoscopy is mainly judged with clinical symptoms as well as the condition. Without obvious pain symptoms, belonging to the stable stage, can do colonoscopy; chronic anal fissure active stage with pain symptoms, can not do colonoscopy.
1. Stable stage of chronic anal fissure: there are no obvious symptoms, and colonoscopy will not cause obvious abnormalities in the surrounding tissues, so you can choose to do colonoscopy to observe the internal condition of the intestinal tract and achieve the role of colonoscopy.
2. Chronic anal fissure active stage: there are pain symptoms, or accompanied by anal skin ulcers, bleeding, etc., doing colonoscopy is easy to cause stimulation to the surrounding intestinal mucosa, aggravate mucosal damage, is not allowed to do colonoscopy for the time being. To be given to the anal fissure treatment, after the symptoms are relieved or disappear, can do colonoscopy.
The specific situation must pay attention to the combination of clinical examination for comprehensive judgment, under the guidance of clinicians for standardized treatment.