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megacolon Definition

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megacolon
noun(mega-co-lon)
extreme dilation of the colon that may be congenital or acquired
megacolon
noun(mega-co-lon)
hirschsprung's disease
megacolon
noun(mega-co-lon)
megacolon that is caused by congenital absence of ganglion cells in the muscular wall of the distal part of the colon with resulting loss of peristaltic function in this part and dilatation of the colon proximal to the aganglionic part —called also congenital megacolon

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