What are the causes of anal fistula?

Anal Fistula Causes and Prevention

Anal fistula is a common anorectal disorder, with its etiology primarily stemming from the following aspects:

1. Infection Around the Anus

Infection around the anus is one of the primary causes of anal fistula. This infection is typically triggered by bacteria in the region, such as infections of the glands surrounding the anus or the skin around it.

2. Inflammation Around the Anus

Inflammation around the anus is another contributing factor to anal fistula. This inflammation can lead to the formation of abscesses in the area, which, upon rupturing, can give rise to anal fistula.

3. Trauma Around the Anus

Trauma to the area surrounding the anus can also cause anal fistula. Such trauma can introduce infections and inflammation, ultimately leading to the development of the fistula.

4. Diseases Around the Anus

Diseases affecting the anus and its vicinity also contribute to anal fistula. For instance, proctitis and colitis can cause inflammation around the anus, which can further lead to the formation of an anal fistula.

5. Chronic Constipation

Chronic constipation is another significant factor in the development of anal fistula. The increased pressure on the anus due to chronic constipation can lead to inflammation and infection, ultimately resulting in anal fistula.

In summary, the causes of anal fistula are intricately linked to infections, inflammation, trauma, diseases around the anus, and chronic constipation. To prevent the occurrence of anal fistula, it is crucial to maintain good personal hygiene, keep the anus area clean, avoid prolonged sitting, follow a healthy diet, and promptly treat any diseases or conditions affecting the anus and its surroundings.