The corpus callosum is normal in morphology
and signal. The cerebellum
and brainstem are norman in strcture
and signal. No evidence of cortical infarct, intracranial hemorrhage, edema, mass lesion, abnormal, enhancement, or abnormal extraaxial fluid collection. The ventricles are normal and at midline. The paranasal sinuses and the arterial flow voids are patent. No chiari malformation.