This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Herpes zoster in geniculate ganglion causes: 
Select and explain. 
A. Bell's palsy, B. Ramsay Hunt syndrome, C. Merkelson Rosenthal syndrome, D. Frey's syndrome
B: Ramsay Hunt syndrome
Answer: B: Ramsay Hunt syndrome 
Explanation: Answer is B (Ramsay Hunt sSyndrome): Herpes Zoster of geniculate ganglion causes Ramsay Hunt Syndrome. The Ramsay Hunt Syndrome is caused by reactivation of Herpes Zoster in the geniculate ganglion and consists of a severe facial nerve palsy associated with a vesicular eruption in the external auditory canal and sometimes in the pharynx and other pas of the cranial integument '- Harrison