SOVEREIGN, ISM / SCIENCE PHOTO LIBRARY SOVEREIGN, ISM / SCIENCE PHOTO LIBRARY
Ulcerative colitis. Coloured barium X-ray of the colon (large intestine) of a 60 year old man with ulcerative colitis. This is an inflammation and ulceration of the colon that causes bloody diarrhoea and abdominal pain. Its cause is not known. Treatment is with anti-inflammatory drugs and in severe cases surgical removal of the colon. A barium enema was given prior to the X-ray to highlight the colon.
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