軟口蓋の間代性痙攣を伴つた他覚的耳鳴症例について

AN OBJECTIVE TINNITUS AURIUM DUE TO PERIODIC CLONIC CONTRACTURE OF MUSCLES OF THE SOFT PALATE

　Ⅰ．緒言

　他覚的耳鳴は現在，その発病原因によつて3種に大別されている。すなわち，1）筋肉性他覚的耳鳴，2）血管性他覚的耳鳴，3）その他によるものである。著者等は筋肉性と思われる他覚的耳鳴症例を経験したので報告する。

An objective tinnitus aurium was noted in female child aged 8. The child was affected with a condition that caused a periodic clonic contraction of the soft palate, upper lip and the ala nasi ; the objective noise was elicited particularly when this muscular contraction occurred. This condition re mained res'stant to various forms of treatment but finally responded to an administration of fluothane anesthesia. The causative factor was not discovered.