Results the sigmoid sinus, internal auditory porus, jugular porus, cochlea, petrous ridge and the most posterior point of the posterior semicircular canal could be markers of surgery.
结果乙状窦沟、内听道孔、颈静脉孔、耳蜗、岩嵴和后半规管最后点等可作为手术标志。
2
Otoacoustic emissions(OAEs)are sounds that originate in the cochlea and propagate through the middle ear and into the external ear canal.