What are the causes of anal polyps

The main cause of anal polyps are the following:
1, diet factors: Dietary factors and the formation of anal polyps have a certain relationship, especially bacteria and bile acid interaction, may be the basis of adenomatous polyps formation.

2, genetic factors: Generally, polyp formation and gene mutation and genetic factors are closely related from the current research shows that mutations can be inherited from parents to future generations of children, genetic opportunities in men and women are equal, there is no gender differences.
3, inflammatory irritation: rectal mucosa long-term irritation; can cause intestinal mucosal polyps born, which is due to inflammation of the intestinal mucosa edema, erosion ulcers healed, resulting in scar gradually shrink, the formation of polyps, and because of chronic inflammation, Causing glandular obstruction, mucus retention and disease.
4, other reasons: feces, foreign body stimulation and mechanical damage, fecal coarse and foreign body long-term stimulation of intestinal epithelial, and other causes of rectal mucosal injury, the cells appear abnormal proliferation, the formation of polyps.