…It is also called congenital megacolon. It is a congenital intestinal obstruction whose main symptom is constipation, and was named after the fact that it was first reported in 1886 by Harald Hirschsprung (1830-1916). It is caused by a congenital absence of ganglion cells in the lower part of the large intestine, which causes the affected part of the intestine to continuously contract and narrow, preventing the passage of intestinal contents. It occurs in 1 out of every 5,000 births, with a male-female ratio of 5 to 1. … *Some of the terminology that mentions "Hirschsprung, H." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…先天性巨大結腸症congenital megacolonともいう。便秘を主症状とする先天性の腸閉塞症で,1886年ヒルシュスプルングHarald Hirschsprung(1830‐1916)により初めて報告されたので,この名がある。原因は大腸下部の神経節細胞が先天的に欠如しているためで,病変部の腸管が持続的に収縮して狭くなり,腸内容の通過が妨げられることによる。出生数5000に1例の割合でみられ,男女比は5対1である。… ※「Hirschsprung,H.」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
>>: Hirschowitz, BI (English spelling)
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