congenital megacolon

noun
congenital condition in which the colon does not have the normal network of nerves; there is little urge to defecate so the feces accumulate and cause megacolon
Hypernyms:

Useful english dictionary. 2012.

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  • congenital megacolon — n HIRSCHSPRUNG S DISEASE * * * megacolon in a section of the colon due to congenital absence of intrinsic ganglion cells in the myenteric and submucosal plexuses of the next distal segment; the aganglionic part is abnormally narrow, and its loss… …   Medical dictionary

  • megacolon — ▪ pathology       massive enlargement and dilation of the large intestine (colon). The two main types of the syndrome are congenital megacolon, or Hirschsprung disease, and acquired megacolon. In congenital megacolon, the lowermost portion of the …   Universalium

  • congenital disease — noun a disease or disorder that is inherited genetically • Syn: ↑genetic disease, ↑genetic disorder, ↑genetic abnormality, ↑genetic defect, ↑inherited disease, ↑inherited disorder, ↑hereditary disease, ↑ …   Useful english dictionary

  • Megacolon — Classification and external resources ICD 10 K59.3 ICD 9 564.7 …   Wikipedia

  • megacolon — A condition of extreme dilation of the colon. SYN: giant colon. acquired m. m. occurring on the basis of an acquired disease; occurs in inflammatory bowel disease (toxic m.) and Chagas …   Medical dictionary

  • Congenital central hypoventilation syndrome — Failure from birth of central nervous system control over breathing while asleep. There are usually no breathing problems while awake. The involuntary (autonomic) control of respiration is impaired, but the voluntary control of ventilation which… …   Medical dictionary

  • megacolon — noun an abnormal enlargement of the colon; can be congenital (as in Hirschsprung s disease) or acquired (as when children refuse to defecate) • Hypernyms: ↑colon * * * ˈ ̷ ̷ ̷ ̷ˌ noun Etymology: International Scientific Vocabulary mega + colon :… …   Useful english dictionary

  • aganglionic megacolon — congenital m …   Medical dictionary

  • Toxic megacolon — Classification and external resources Micrograph of pseudomembranous colitis, a cause of toxic megacolon. H E stain. ICD …   Wikipedia

  • List of congenital disorders — Numerical * 5p syndrome see Cri du chat A * Aicardi syndrome * Albinism * Amelia and hemimelia * Amniotic Band syndrome * Anencephaly * Angelman syndrome * Aposthia * Arnold Chiari malformation B * Bannayan Zonana syndrome * Bardet Biedl syndrome …   Wikipedia

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