Ramsay Hunt syndrome (RMS), also known as herpes zoster oticus, is essentially shingles of the facial nerve. Latent infection is present in the geniculate ganglion with painful vesicles showing in the external acoustic meatus, tympanic membrane and pinna associated with facial palsy. There may be involvement of the vestibulocochlear nerve (CN VIII) in which case vertigo, sensorineural hearing loss, and tinnitus may be present.
History and etymology
Named after James Ramsay Hunt, an American neurologist (1872-1937) 2.