Armoured brain of unknown etiology
A 15-year-old female child presented with history of one episode of generalized seizures followed by loss of consciousness for about 10-15 seconds 6 weeks ago. Since then, she was suffering with headache which was frontal, dull, and moderate without any nausea or vomiting. There was no history of trauma, fever, meningitis.\nShe was fully conscious, Glasgow Coma Score was 15/15 with no neurological deficit. There were no cerebellar, meningeal or frontal lobe signs. All routine hematological investigations and coagulation profile were normal.\nCT scan brain revealed bifrontal extraaxial hypodense collection with calcified inner layer of about 3-4 mm thickness over the brain causing mass effect [].\nShe was started on phenytoin sodium and subsequently underwent bifrontal craniotomy. There was about 50 ml of subdural collection which was clear serous, non foul smelling. Surface of the brain was covered with thick whitish egg shell like calcification which was carefully peeled off from the surface of brain []. After surgery patient's headache was relieved within 2-3 weeks with no seizure after surgery.\nFollow-up CT scan after one year showed complete expansion of brain with no mass effect [].