Type of Surgery
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Last updated: 02/17/2009
Colorectal cancer affects 140,000 people annually, causing 60,000 deaths. Incidence of the disease in 2001 differed among ethnic groups, with Hispanics having 10.2 cases per 100,000 people and African Americans having 22.8 cases per 100,000. Rectal...
cancer incidence is a portion of the total colorectal incidence rate. Surgery is the optimal treatment for rectal cancer, resulting in cure in 45% of patients. Recurrence due to surgical failure is low, from 4–8%, when the procedure is meticulously performed.
Crohn's disease and ulcerative colitis, both chronic inflammatory diseases of the colon, each affect approximately 500,000 young adults. Surgery is recommended when medication fails patients with ulcerative colitis. Nearly three-fourths of all Crohn's patients will require surgery to remove a diseased section of the intestine or rectum.
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An abdominoperineal resection, formally known as abdominoperineal resection of the rectum and abdominoperineal excision of the rectum or simply abdominoperineal excision, is a surgery for rectal cancer. It is frequently abbreviated as AP resection and APR.
This operation is one of the less commonly performed by general surgeons, although they are specifically trained to perform this operation. As low case volumes in rectal surgery have been found to be associated with higher complication rates, it is often centralised in larger centres, where case volumes are higher.
From http://en.wikipedia.org/wiki/Abdominoperineal_resection
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Biliary colic is the presenting symptom in 80% of patients with gallstone disease who seek medical care; however, only 10-20% of all individuals with gallstones experience severe gallstone pain.
From: eMedicine
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