…When inflammation occurs in the middle ear and spreads to the mastoid cellulite, it is more difficult to cure than simple otitis media, and the symptoms and treatment methods change, so this name is used to distinguish it from otitis media. In acute mastoiditis (or mastoiditis), ear discharge does not stop from the eardrum perforation after acute otitis media, and bone changes can be seen in the mastoid cellulite on an ear X-ray. If the inflammation is severe, the external ear canal may swell, the auricle may be raised, and fever may occur. … *Some of the terminology explanations that mention "acute mastoiditis" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…中耳に炎症がおこり,乳様突起の蜂巣にも炎症がおよぶと,単なる中耳炎より治りにくく,症状や治療法もかわってくるので,中耳炎と区別してこの名称がある。急性乳様突起炎(または乳突洞炎)では,急性中耳炎のあと鼓膜の穿孔(せんこう)から耳漏(耳だれ)が止まらず,耳のレントゲン写真で乳突蜂巣部に骨の変化がみられる。炎症がつよいと,外耳道がはれたり,耳介がもち上がったり,発熱がみられる。… ※「急性乳様突起炎」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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