noun[mass noun] Medicine
Inflammation of the rectum and anus.
- Perianal infection with associated proctitis is common in homosexual men.
- The differential diagnosis for this problem includes hemorrhoids, solitary rectal ulcer, diverticular bleeding, angiodysplasia, and proctitis.
- Mesalamine suppositories are effective in maintaining remission in patients with proctitis.
Early 19th century: from Greek prōktos 'anus' + -itis.
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