An anal fissure is a small tear or cut in the skin lining the anus, which can cause pain and/or bleeding. The pain typically is sharp and is worse with bowel movements. The most common cause is a hard, dry bowel movement. Other causes of an anal fissure include diarrhea and inflammation of the anorectal area.
Anal fissures may be noticed by bright red anal bleeding on toilet paper and undergarments, or sometimes in the toilet.Fissure depth may be superficial or sometimes down to the underlying sphincter muscle. Untreated fissures develop a hood like skin tag which cover the fissure and cause discomfort, pain.
*Symptoms of Anal Fissure:
- a visible tear in the skin around your anus.
- a skin tag, or small lump of skin, next to the tear.
- sharp pain in the anal area during bowel movements.
- streaks of blood on stools or on tissue paper after wiping.
- burning or itching in the anal area.
An anal fistula can be described as a narrow tunnel with its internal opening in the anal canal and its external opening in the skin near the anus. Anal fistulae commonly occur in people with a history of anal abscesses. They can form when anal abscesses do not heal properly.
*Symptoms of Fistula:
- skin maceration
- pus, serous fluid/or (rarely) feces discharge — can be bloody or purulent
- Irritation of the skin around the anus due to persistent drainage.
- Pain and swelling around the anus.
- Pain with bowel movements.
- Fever, chills, and a general feeling of fatigue.