abnormal position of a part or organ (especially at the time of birth)
In medicine, an ectopia is a displacement or malposition of an organ or other body part. Most ectopias are congenital, but some may happen later in life.
例句与用法
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This article reviews about the definition of ectopia and impaction ; the development of maxillary canine ; etiology , occurrence , assessment and treatment of impacted canine 本篇报告回顾上颚未萌出异位及阻生犬齿的定义、生长发育、阻生及未萌出的原因、发生率、评估方法及临床治疗等之相关文献。
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