Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology
-
To evaluate the short-term facial prognostic value of a four-channel facial electromyographic device in vestibular schwannoma surgery. ⋯ A four-channel device may enhance electromyographic sensitivity. Determination of stimulation threshold below 0.05 mA yields facial prognostic information.