Non-cancerous tumours of the anus
A non-cancerous, or benign, tumour of the anus is a growth that does not spread (metastasize) to other parts of the body. Non-cancerous tumours are not usually life-threatening, but it may be important to get them treated.
The following are some non-cancerous tumours that can develop in or around the anus.
Anal warts
Anal warts are growths that can develop on the skin around the anus (called
perianal skin) and on the lining of the anal canal. They are caused by
Anal warts may be removed with:
-
freezing with liquid nitrogen (called
cryosurgery ) - a topical cream such as trichloroacetic acid (Tri-Chlor)
- an electrical current (called electrocautery or electrosurgery)
- surgery
Polyp
A polyp is a small, mushroom-like growth that grows out from the lining of the anus. There are different types of polyps that may be caused by injury, infection or an overgrowth of normal cells.
Doctors usually do a polypectomy to treat a polyp. This is surgery to remove the polyp along with a margin of healthy tissue around it. A polypectomy can be done during endoscopy. After it is removed, doctors examine the polyp under a microscope to see whether or not there are any cancer cells.
Skin tag
A skin tag is a growth of
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