How is fischer disease diagnosed and how is it treatment?

Med vs surgery: Needs to be diagnosed correctly first. Some medications can help it heal and prevent constipation helps also. Surgically requires one of the muscles in your rectum to be cut.

Fissure: Are we talking about Anal fissure/ if that's the case then prevent constipation, avoid straining, drink enough water, consume enough fiber and use sitz bath (sit in the warm water couple of times a day). also you could ask your doctor for creams like Anusol.