About Dandy-Walker syndrome, true is:: (A) Mostly have hydrocephalus, (B) Cystic expansion of 4th ventricle, (C) Mid cerebellar hypoplasia, (D) All are true
Answer is D. d. All are true(Ref: Nelson's 20/e p 2815-2816)Dandy Walker malformationCystic expansion of 4th ventricle and midline cerebellar hypoplasia seen; 90% patients have hydrocephalusPapilledema, pyramidal tract signs and cranial nerve palsies may occur along with symptoms of raised ICP.It is managed by shunting the cystic cavity in the presence of hydrocephalus.