科研之友
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摘要
tooth develop results of several interactions between oral epithelium end underlying mesenchymatic tissue during odontogenesis. abnormal relation of tissues could result in develop and eruption of an ectopic tooth. impacted third molars are a frequent pathology in oral and maxillofacial surgery, it evaluation is commonly radiographic, and the most frequent position in jaw bone is mesioangular. this report wants to show an impacted third molar in mandibular retromolar region. diagnosis was done through a orthopantomographic study during a clinical evaluation of 51 years of age female patient. teeth was found sub cortical of right retromolar zone. considering patient did not related or shown clinical signs of pathology, and radiograph neither had disease compatible signs, was resolved do not proceed to extraction. however, is important to consider this anatomical variation and a possible surgical resolution if a prosthetic rehabilitation of this area.
