The article provides a comparative analysis of the clinical efficacy of intestinal lavage in the preparation of colon to colonoscopy. Sparing regimens and regimens with minimal side-effects were defined. It provides a full endoscopic research, including the case of durable chronic constipation...

The article specifies possibilities of colonoscopy in diagnostics of reasons and intensity of colonic bleedings; complex evaluation of endoscopic methods efficacy of hemostasis is given at continued colonic bleedings; value of these methods in preventive maintenance of bleeding relapses is establish...