What is a hernia ?
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A hernia is the protrusion of an organ (or part of an organ) through its containing wall.
Before a hernia can form, there must be a weakness in the containing wall (commonly the abdominal muscles). This weakness may be congenital (you are born with it) or it may be acquired later in life (due to on-going pressure such as from coughing, constipation, heavy lifting etc.).
A bulge is noticeable at the hernia site. It may contain some fat from inside the abdomen or a loop of bowel:
The bulge gets bigger if you stand or strain. It may cause no symptoms or it may cause a dragging sensation, ache or pain. If the hernia becomes painful, tender to the touch and cannot be pushed back in then it is at risk of strangulating:
This requires an emergency operation.
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Mr. H.S. Khaira MD, FRCS
Copyright © 2001 [H.S. Khaira]. All rights reserved.
Revised: November 02, 2004
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