… Pemphigus vulgaris is an intractable disease that causes intraepidermal blisters in the skin and mucous membranes. Antibodies against intercellular substances in the epidermis have been found in the serum of patients, and therefore, it is believed that the mechanism of blisters formation is an antigen-antibody reaction. (5) Pustules Small blisters or blisters whose contents have turned into yellowish-white, murky pus, mainly composed of white blood cells. The pustules seen in contagious impetigo, or so-called flying sparks, are caused by bacterial infection, and the causative bacteria can be cultured from the pus, but the multiple pustules seen in Behçet's disease and the multiple pustules on the palms and soles of palmoplantar pustulosis are sterile pustules, and no bacteria are found when the pus is cultured. … *Some of the terminology explanations that mention "pustule" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…尋常性天疱瘡(てんぽうそう)は皮膚粘膜に表皮内水疱を形成する難治性の疾患で,患者の血清中には表皮細胞間物質に対する抗体が証明されることから,その水疱形成機序として抗原抗体反応が考えられている。(5)膿疱pustule 小水疱,水疱の内容物が黄白色調に濁った膿になったもので,白血球が主成分である。伝染性膿痂疹いわゆる飛火にみられる膿疱は細菌感染によるもので,膿から原因菌が培養できるが,ベーチェット病にみられる多発する膿疱や掌蹠(しようしよ)膿疱症の手掌,足底に多発する膿疱は無菌性膿疱で,膿を培養しても細菌は出ない。… ※「pustule」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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