If you don’t treat your fistula for a long time, it can indeed induce cancer, although the chances are not very high, according to clinical data, there is a 5% cancer rate for a large root over 10 years. The causes of anal fistula cancer include the following: first, long-term chronic inflammatory stimulation: because of the long-standing fistula, long-term inflammation exists, making purulent substances and fecal matter from the fistula, which stimulates abnormal cell proliferation, leading to malignant lesions. The second is that the long-term presence of bacteria in the fistula, especially Pseudomonas aeruginosa or Mycobacterium tuberculosis infection, which does not heal, can also lead to anal fistula cancer. The actual fact is that many people with anal fistulas take a lot of drugs for a long time, and these drugs often stimulate the local area, resulting in lesions that can easily lead to anal fistula carcinogenesis. The majority of patients with anal fistula cancer are mucinous adenocarcinoma, and the formation of hard nodes, mucus secretion and pain are often the precursors of cancer, so people should pay high attention to it. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things.