鼓室内异常血管较常见的是高位颈静脉球及镫骨动脉的残留。先天性动脉畸形引起的中耳异常血管近年来常有报道,例如舌动脉的残留-颈鼓动脉和下鼓室动脉—就是颈内动脉灌注不足时的吻合支,这种颈外与颈内动脉之间的吻合支往往表现为中耳腔内的异常血管,与颈内动脉先天性萎缩或椎 More common abnormal tympanic vessels is the residual jugular bulb and tarsal artery. In recent years, abnormal vessels of the middle ear caused by congenital arterial malformation have been reported in recent years. For example, the residual of the lingual artery, the carotid artery and the inferior tympanic artery, is the anastomotic branch when the internal carotid artery is under perfusion. Between the anastomosis often manifested as abnormal blood vessels in the middle ear, and internal carotid artery congenital atrophy or vertebral