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The Sphincter of Oddi Dysfunction 1 Citation The sphincter of oddi is situated in the upper intestine, or duodenum, at the site where the pancreatic and bile ducts enter. Normally, this sphincter functions as a one-way valve to allow bile and pancreatic secretions to enter the bowel, while preventing the contents of the bowel from backing up into these ducts. When the sphincter malfunctions, it becomes overly tight and does not allow adequate drainage of the pancreatic and bile ducts. The result is a pressure build-up in the ducts, leadi, technorati.com
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1 Citation Difficulty in passing stool which is firm to hard in consistency is called constipation.If untreated, it can lead to rectal impaction of feces and overflow incontinence (encopresis). Constipation is seen more common in male children than female children. Causes of Constipation: 1. Dietary cause- Change from breast feeding to bottle feeding or introduction of solid food can cause constipation. Even if the formula feed is not mixed with sufficient quantity of water can give rise to constipat, technorati.com
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Diagnosis of Constipation | How to Diagnose Constipation 1 Citation Diagnosis of constipation Investigations to assess the structural abnormality of colon Barium enema This is a useful investigation in patients with constipation. It is useful to assess diverticuli, length of strictures and extent of malignancy. In Hirschsprung?s disease, radiographs show a characteristic spastic, denervated, distal colonic segment with proximal dilatation. Flexible sigmoidoscopy It detects only 2/3 rd of polyps and cancers of colorectum. Indications, technorati.com
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