Gallstones - GAPPEI TANSEKI

Japanese: 合併胆石 - がっぺいたんせき
Gallstones - GAPPEI TANSEKI

...Depending on their components, they are called cholesterol gallstones, bilirubin-calcium (pigment calcium) gallstones, etc., and the three main types of gallstones are these two and cholesterol-pigment calcium gallstones (a type of hybrid stone), which are a mixture or hybrid of the two. In addition, there are combined gallstones that are a combination of two or more types of gallstones, and black gallstones, whose components are unclear but which are called black gallstones because of their color. The color, hardness, and shape of gallstones vary depending on the components and type.

*Some of the terminology explanations that refer to "compound gallstones" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…それらの構成成分によって,コレステロール胆石,ビリルビン・カルシウム(色素石灰)胆石などと呼ばれ,この両者と両者の混合・混成されたコレステロール・色素石灰胆石(混成石の一種)の3種が主要な胆石である。そのほか,2種類以上の胆石の組合せからなる合併胆石,成分が明確にされていないが色調から黒色胆石と呼ばれるものなどがある。胆石の成分・種類により,色調,硬度,形状が異なる。…

※「合併胆石」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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