Extrahepatic cholestasis - Kangaitanjuuttai

Japanese: 肝外胆汁鬱滞 - かんがいたんじゅううったい
Extrahepatic cholestasis - Kangaitanjuuttai

…Primary biliary cirrhosis is most prevalent in women after middle age, and symptoms begin with itching of the skin, often accompanied by immune abnormalities. (4) Posthepatic jaundice Extrahepatic cholestasis caused by obstruction of the hepatic portal or extrahepatic bile duct. As bile excretion from the liver to the bile duct and intestine is impaired, bile refluxes from the liver into the bloodstream, causing cholestasis. Therefore, extrahepatic cholestasis is also called obstructive jaundice or surgical jaundice. …

From [Bile]


[Bile abnormalities]
Bile infected with bacteria may turn green, which is due to oxidation of bile pigments. A state in which bile flow is stagnant and bile secretion is reduced is called cholestasis, and is classified as intrahepatic cholestasis when the cause is inside the liver, and extrahepatic cholestasis when the cause is outside. Examples of the former include drug-induced acute intrahepatic cholestasis, recurrent intrahepatic cholestasis of pregnancy, and primary biliary cirrhosis.

*Some of the terminology that refers to "extrahepatic cholestasis" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…原発性胆汁性肝硬変は,中年以後の女性に好発し,症状は皮膚搔痒(そうよう)感で始まり,しばしば免疫異常を伴う。(4)肝後性黄疸 肝門部または肝外胆管の閉塞によって起こる肝外胆汁鬱滞で,肝臓から胆管,腸管への胆汁排出が障害されるために,胆汁が肝臓から血中へ逆流して胆汁鬱滞が起こる。したがって,肝外胆汁鬱滞は閉塞性黄疸あるいは外科的黄疸とも呼ばれる。…

【胆汁】より


[胆汁の異常]
 細菌感染をおこした胆汁は緑色に変化することがあるが,これは胆汁色素が酸化されるためである。胆汁の流れが滞り胆汁の分泌が減少した状態を胆汁鬱滞(うつたい)と呼び,肝臓の中に原因がある場合を肝内胆汁鬱滞,外にある場合を肝外胆汁鬱滞と分類している。前者をおこすものとしては薬剤性急性肝内胆汁鬱滞,妊娠性反復性肝内胆汁鬱滞,原発性胆汁性肝硬変などが挙げられる。…

※「肝外胆汁鬱滞」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

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