This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Medicine
[{'content': "Herpes zoster in geniculate ganglion causes? \nSelect and explain. \nA. Bell's palsy, B. Ramsay Hunt syndrome, C. Merkelson rosenthal syndrome, D. Herpes zoster opthalmicus", 'role': 'user'}, {'content': "Answer: B \nExplanation: ANSWER: (B) Ramsay Hunt syndromeREF: Harrison's 17th ed chapter 371The Ramsay Hunt syndrome, caused by reactivation of herpes zoster in the geniculate ganglion, consists of a severe facial palsy associated with a vesicular eruption in the external auditory canal and sometimes in the pharynx and other parts of the cranial integument; often the eighthcranial nerve is affected as well", 'role': 'assistant'}]