43-year-old male with left-sided weakness and numbness; evaluate for stroke There is no evidence of acute intracranial hemorrhage, significant mass effect/midline shift, hydrocephalus or edema. Gray-white matter differentiation is preserved.The ventricles and basal cisterns are normal in size and configuration. There is mild ectopia of the cerebellar tonsils. Recommend MRI with CSF flow study for further evaluation.The calvaria and skull base are radiographically normal. The visualized paranasal sinuses, middle ear cavities and mastoid air cells are normally pneumatized.
1. No acute intracranial hemorrhage, cortical infarct, mass-effect or edema. 2. Mild ectopia of the cerebellar tonsils. Recommend MRI with CSF flow study for further evaluation.