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27 bytes removed ,  18:51, 10 August 2007
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====== Extrinsic ======
 
====== Extrinsic ======
Obstruction of the intestine due to external factors such as tumours, abscesses, and fibrous adhesions following peritonitis, perforation or surgery is a common occurrence.   
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Obstruction of the intestine due to external factors such as tumours, abscesses, and fibrous adhesions is a common occurrence.   
 
*Neoplasia in structures adjacent to the intestines can spread and cause external compression. Pancreatic tumours in particular can extend and impinge on the duodenum.   
 
*Neoplasia in structures adjacent to the intestines can spread and cause external compression. Pancreatic tumours in particular can extend and impinge on the duodenum.   
*Inflammatory adhesions following peritonitis or surgery for example consist of fibrous tissue bands that may restrict intestinal motility and cause kinks in the mesentery.  
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*Inflammatory adhesions, following gut perforation, peritonitis or surgery for example, consist of fibrous tissue bands that may restrict intestinal motility and cause kinks in the mesentery.  
 
*Pedicles of tumours such as lipomas in horses can become wound in loops of intestine leading to obstruction and possible strangulation.   
 
*Pedicles of tumours such as lipomas in horses can become wound in loops of intestine leading to obstruction and possible strangulation.   
 
*Prostatic enlargement in the dog can lead to compression of the rectum.
 
*Prostatic enlargement in the dog can lead to compression of the rectum.
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