Which is an ominous sign in case of severe head injury?: (A) Development of diabets insipidus, (B) Anisocoria, (C) New focal deficit, (D) Depressed skull fracture
Answer is B. Head Injury A sudden enlargement (dilatation) of one pupil (anisocoria) is an ominous sign Abnormal posturing (decoicate posturing) a characteristic positioning of the limbs caused by severe diffuse injury or high ICP is an ominous sign Ref: Harrison 19th edition Pgno: 1774