耳下腺内顔面神経より生じた多発性神経鞘腫の1症例

A Case of Multiple Neurilemmoma of the Facial Nerve

I．はじめに

　耳下腺内顔面神経の頬筋枝に数珠状に生じた多発性神経鞘腫の1症例を経験しだ。神経鞘腫が多発することは稀であるので，文献的考察を加えて報告する。

　A 43-year-old woman complained of a mass in the left parotid region, and the mass was suspected as a mixed parotid tumor. The tumor was removed surgically but there were three other tumors found during the operation.

　All these four (tumors were connected by the nervelike strings which were identical to the buccal branch of the facial nerve.

　Microscopical examination revealed a benign neurilem month.