Most common viral cause of acquired aqueductal stenosis is:: (A) Rubella, (B) Mumps, (C) Toxoplasma, (D) Enterovirus
Answer is B. 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.