This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General Considerations - Infectious Diseases, Subject name: Pediatrics
Most common viral cause of acquired aqueductal stenosis is: 
Select and explain. 
A. Rubella, B. Mumps, C. Toxoplasma, D. Enterovirus
B: Mumps
Answer: B: Mumps 
Explanation: b. Mumps(Ref: Nelsons' 20/e p 1552-1553, Ghai 8/e p 217-218)CNS complications of Mumps include Meningoencephalitis, transverse myelitis, aqueductal stenosis & facial palsy.