Digestive Health

Anal and rectal disorders

Learn more about colorectal disorders including anal fissure, rectal prolapse and proctitis with symptoms, causes and treatment advice.

Anal fissure

Anal fissure is a small tear in the lining of the lower part of the anal canal.

Your anus

Often regarded as taboo, erotic, and many times, used as an offensive term, the primary purpose of the anus is for defecation, better known as pooing.


Proctitis is inflammation of the lining of the rectum, called the rectal mucosa

Rectal prolapse

Rectal prolapse is when all or part of the rectum protrudes outside the anus.

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Ask the Expert

Digestive Health Expert

Dr. Estelle Wilken is a Senior Specialist in Internal Medicine and Gastroenterology at Tygerberg Hospital. She obtained her MBChB in 1976, her MMed (Int) in 1991 and her gastroenterology registration in 1995.

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