<prompt> IOC for subarachnoid hemorrhage: September 2011MRINCCTUSGX-ray skull  <response>: Ans. B: NCCT Radiological signs in CNS: Bracket calcification: Corpus callosum lipoma skull Basal ganglia calcification: Hypoparathyroidism Suprasellar calcification: - Craniopharyngioma - Meningioma Rail road Tram track calcification: Sturge Weber syndrome Periventricular calcification: CMV infections Separation of sutures: Sign of raised intracranial tension in a child 