Under what circumstances can colonoscopy be done

1, stool habits change

If there are constipation, diarrhea and other symptoms in the near future, and stool does not form, stool with blood, to be alert to intestinal diseases, such as enteritis, intestinal polyps, etc., need to be confirmed by colonoscopy.

2, intestinal stenosis

If barium meal found intestinal stenosis, need to further do colonoscopy, clear the specific location of stenosis, help diagnose the cause.

3, lower gastrointestinal bleeding

If there is lower gastrointestinal bleeding, bleeding volume is relatively large, can do colonoscopy to determine the exact location of bleeding, and hemostatic treatment.