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何謂顳下頜關節強直?

Posted By vickong pun     July 5, 2021    

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何謂顳下頜關節強直?

  

何謂顳下頜關節強直?

  何謂顳下頜關節強直?因器質性病變導致長期開口困難或完全不能開口者,稱為顳下頜關節強直(ankylosis of temporomandibular joint)。
臨床上可分為兩類:第一類是由於一側或兩側關節內發生病變,最後造成關節內纖維性或骨性粘連,稱為關節內強直,簡稱關節強直,也有人稱真性關節強直;第二類病變是在關節外上下頜間皮膚、黏膜或深層組織,稱為頜間攣縮(intermaxillary contracture)或關節外強直,也有人稱假型關節強直。

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