下唇に発生した神経鞘腫の1例

概要

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Schwannoma develops at any site where the neural tissue exists but is a comparatively rare tumor in the oral region, and its occurrence at the lip seems to be less frequent.<BR>A summarized report is made here on our experience of 1 case, a male aged 40, with schwannoma which developed in the left lower lip.<BR>The patient visited our hospital with the chief complaint of painless swelling of the left lower lip. As status pracsens, an elastic ligament the size of a soybean and a movable and oval tumor were detected in the left lower lip. The tumor was clinically was diagnosed as a benign labial tumor. Treatment consisted of a tumorectomy peformed under local anesthesia, and no tendency for recurrence has been observed at present in the postoperative 2 years and 8 months.<BR>As a result of investigating the extirpated foci histopathologically, it was diagnosed as schwannoma (Antoni type A).
社団法人日本口腔外科学会の論文