<prompt> All the following are features of pseudotumor cerebri except-Normal-sized ventricles on CT scanIncreased protein in CSFPapilledemaAbsence of focal neurological deficit  <response>: InPseudotumour cerebriidiopathic intracranial hypeension clinical examination reveals papilloedema Brain imaging shows typically normal sized ventricles CSF examination reveals normal CSF constituents but raised CSF pressure. Ref Harrison20th edition pg 2234 