This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
All the following are features of pseudotumor cerebri except- 
Select and explain. 
A. Normal-sized ventricles on CT scan, B. Increased protein in CSF, C. Papilledema, D. Absence of focal neurological deficit
B: Increased protein in CSF
Answer: B: Increased protein in CSF 
Explanation: InPseudotumour cerebri(idiopathic 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