This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S., Subject name: Medicine
Which of the following statements about mollaret meninigitis is true - 
Select and explain. 
A. Caused by herpes simplex 2 in most of the cases, B. Is a recurrent, benign septic meningitis, C. Is also referred to as4 'Benign recurrent neutrophilic meningitis", D. Does not resolve without treatment
A: Caused by herpes simplex 2 in most of the cases
Answer: A: Caused by herpes simplex 2 in most of the cases 
Explanation: Ans. is 'a1 i.e., Caused by herpes simplex 2 in most of the cases Recurrent (Mollaret 's ') meningitiso Mollaret s meningitis is a form of recurrent benign lymphocytic meningitis (RBLM), an uncommon illness characterized by greater than three episodes of fever and meningismus lasting two to five days, followed by spontaneous resolution.There is a large patient-to-patient variation in the time course to recurrence that can vary' from weeks to years.One-half of patients can also exhibit transient neurological manifestations, including seizures, hallucinations, diplopia, cranial nerve palsies, or altered consciousness.o The most common etiologic agent in Mollaret's meningitis is HSV-2