Anal fissure - Symptoms and causes - Mayo Clinic - Term for anal doctor
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Colorectal surgery. Colorectal surgery is a field in medicine dealing with disorders of the rectum. Colorectal surgery is a field in medicine dealing with disorders of the rectum, anus, and colon. The field is also known as proctology, but this term is now used infrequently In the United States, to become colorectal surgeons, surgical doctors have to complete a general surgery residency as well as a colorectal surgery.