Porencephaly seen in -: (A) Trisomy 13, (B) Fetal alcohol syndrome, (C) Down syndrome, (D) Dandy Walker syndrome
Answer is D. Ans. is 'd' i.e., Dandy-walker syndrome Porencephaly is the presence of cyst and cavities in the brain. o It is due to infarction. o In Dandy - walker syndrome also cyst occurs in brain due to expansion of 4th ventricle.