FISTULA

Fistula - is a small tunnel that connects an infected gland inside the anus to an opening on the skin around anus ,which caused pus discharge , pain and swelling around perianal region

Symptoms :

1. Pain during defecation.

2. Swelling at the site of defecation.

3. Blisters or blisters on the bowel.

4. Fever.

5. The blister forms over time and a sticky discharge comes out.