Which is not a characteristic feature of pseudo tumour cerebri?: (A) Headache, (B) Dilated ventricles, (C) Increasing opening pressure during LP, (D) Papilledema
Answer is B. Ans: B. Dilated ventriclesRef: Harrison's Textbook of Internal Medicine- 18th edExplanation:Pseudo tumour cerebri:HeadacheNormal CSFNormal or small ventricular sizeCT & MR1 are normalNo focal neurological deficitsTransient visual obscurations & papilloedemaCauses:Metabolic causesHypervitaminosis AVit A deficiencySteroid therapySteroid withdrawalTetracuclineNalidixic acidIrom deficeincyHyper parathyroidismAdrenal insufficiency-Chromic 02 retentionAmiodaroneInfections causesPoliomyelithisGuiIlian barre syndromeOtitis media