Hirschsprung's disease

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Related to congenital megacolon: fever blister, congenital aganglionic megacolon

Hirschsprung's disease

[′hərsh‚pru̇ŋz di‚zēz]
(medicine)
A disease caused by absence of the myenteric ganglion cells in a segment of rectum or distal colon, resulting in spasm of the affected part and dilation of the bowel proximal to the defect.
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