The earliest manifestations of increased intracranial pressure following head injury is :: (A) Ipsilateral papillary dilatation, (B) Contralateral papillary dilatation, (C) Altered mental status, (D) Hemiparesis
Answer is C. Answer is C (Altered mental status) : `Early signs of elevated ICP include drowsiness and a diminished level of consciousness (altered mental status). Coma and unilateral papillary changes are late signs and require immediate intervention.' -Harrisons