...A disease characterized by the occurrence of numerous copper-colored, itchy, disc-shaped dermatitis lesions about the size of a 10-yen coin, with clear borders. As the name eczema suggests, scratching causes blisters in the epidermis to burst and ooze. Most cases of this disease are caused by allergic contact dermatitis, and metal allergens such as hexavalent chromium ion Cr 6+ , nickel ion Ni 2+ , and cobalt ion Co 3+ are well known to be the cause. There are also cases in which essential oils and hydroxycitronellal in soap are thought to be the causative allergens. ... *Some of the terminology that refers to the "ID reaction" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…10円硬貨くらいの赤銅色の境界明りょうなかゆい円盤状の皮膚炎局面が多発する疾患。湿疹の名があるように,かいていると表皮内にできた水疱が破れて汁が出る。この病気の本態の多くはアレルギー性接触皮膚炎で,原因として,6価クロムイオンCr6+,ニッケルイオンNi2+,コバルトイオンCo3+などの金属アレルゲンがよく知られている。またセッケン中の精油やヒドロキシシトロネラールが原因アレルゲンと考えられるような症例もある。… ※「アイ・ディー反応」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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