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barry barry
wrote...
Posts: 11630
12 years ago
A woman is brought to an emergency room complaining of severe pain in her left iliac region. She claims previous episodes and says that the condition is worse when she is constipated, and is relieved by defecation. A large, tender mass is palpated in the left iliac fossa and a barium study reveals a large number of diverticula in her descending and sigmoid colon. What are diverticula, and what is believed to promote their formation? Does this woman have diverticulitis or diverticulosis? Explain.
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Educator
12 years ago
Diverticula are small herniations of the mucosa through the colon walls, a condition called diverticulosis. They are believed to form when the diet lacks bulk and the volume of residue in the colon is small. The colon narrows contractions of its circular muscles and they become more powerful, increasing the pressure on its walls. Diverticulitis is a condition in which the diverticula become inflamed. This woman has diverticulitis due to the inflammation of her diverticula, as evidenced by the pain and mass.
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