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- Last updated July 13, 2021 0 comments, 145 views, 0 likes
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什麼是牙脫位？
Posted By vickong pun
July 13, 2021
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什麼是牙脫位？牙受外力作用而脫離牙槽窩者稱為牙脫位。
由於外力的大小和方向不同，牙脫位的表現和程度不一，輕者偏離移位，稱為不全脫位，重者可完全離體，稱為全脫位。
根據外力方向，牙部分脫位可有牙的移位、半脫出及嵌入深部等情況。
牙脫位常伴有牙齦撕裂和牙槽突骨折。