Otolaryngology (ENT) | Weill Cornell Medicine. Care. Discover. Teach. With a legacy of putting patients first, Weill Cornell Medicine is committed to providing exemplary and individualized clinical care, making groundbreaking biomedical discoveries, and educating generations of exceptional doctors and scientists. The acoustic reflex involves sound-elicited middle ear muscle contraction via a neural chain comprising the eighth nerve, cochlear nucleus, superior olivary complex, and ipsi- and contralateral medial facial nerve motoneurons. 45 Acoustic reflexes are recorded using a tympanometer.
Jan 25, · Bilateral acoustic neuroma occurs in neurofibromatosis-type 2 (NF2). NF2 is an autosomal dominant disorder (ie has a 50% risk of transmission from a parent) but also shows high levels of mosaicism. 7% of patients with acoustic neuroma also have NF2. Acoustic neuroma due to NF2 tends to present earlier, typically around 30 years old. An acoustic neuroma is a noncancerous growth that develops on the eighth cranial nerve. Also known as the vestibulocochlear nerve, it connects the inner ear with the brain and has two different.
Treatment for an acoustic neuroma may damage the facial nerve – either with surgery or radiation. It is usually possible, however, to preserve some degree of facial function even in cases where the nerve is extensively involved. For those with partial nerve regeneration, in whom some facial weakness remains, non-surgical facial rehabilitation. Acoustic neuroma, including patients with neurofibromatosis Facial nerve palsy Skull base tumors (paraganglioma, chordoma, rhabdomyosarcoma, endolymphatic sac tumors, etc.).