Looking for Fissure Treatment in Koregaon Park, Kalyani Nagar and Pune. An anal fissure is a small cut or tear in the lining of the anus. The crack in the skin causes severe pain and some bright red bleeding during and after bowel movements. At times, the fissure can be deep enough to expose the muscle tissue underneath. An anal fissure usually isn't a serious condition. Best Fissure Treatment in Koregaon Park, Kalyani Nagar and Pune. | Top Doctor For Fissure Treatment in Koregaon Park, Kalyani Nagar and Pune.