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ectopia n.【醫學】出位,異位,錯位 (=ectopy)。

ectopic

This article reviews about the definition of ectopia and impaction ; the development of maxillary canine ; etiology , occurrence , assessment and treatment of impacted canine 本篇報告回顧上顎未萌出異位及阻生犬齒的定義、生長發育、阻生及未萌出的原因、發生率、評估方法及臨床治療等之相關文獻。