A 36-year-old woman awoke one morning to find that her face was wrinkles had dis

Question

A 36-year-old woman awoke one morning to find that her face was wrinkles had disappeared from the right side eyelid sa eyes. She also experienced sensory disturbances in the region of the external ear. distorted and deformed. All of the of her forehead, her right eyebrow drops, the h earing from both 8s, and the right corner of her mouths sags. She is emotional and exhibits t She is emotional and exhibits reasine e right lw that results from damage to the stapedius muscle/(muscle that sta No changes in taste or salivation were observed o sen ce of hyperacusis (increased sensitivity to high frequency and volume) bilizes the stapes, an auditory ossicle) SUPERIOR SALIVATORY NUCLEUS GREATER SUPERFICIAL PETROSAL NERVE PONS LACRIMAL GLAND N. VII MOTOR NUCLEUS SPHENOPALATINE GANGLION GENICULATE GANGLION NASAL AND PALATINE GLANDS LINGUAL NERVE NUCLEUS OF FASCICULUS SOLITARIUS CHORD A TYMPANI MEDULLA STAPES TONGUE STAPEDIUS MUSCLE SUBMANDIBULAR SUBLINGUAL GLAND STYLOMASTOID FORAMEN SUBMANDIBULAR GLAND Looking at the different branches and course of the facial nerve, where specifically do you think the facial nerve was damaged in the patient described above?

Explanation / Answer

As there is involvement of forehead,right side eye brow,right corner of mouth ,tears from the both eyes and sensory distribution of external ear,damage of stepedious muscle... the lesion might be mostly at GENICULATE GANGLION

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