70 year old female with history of right-sided weakness and hyperacusis in right ear. History of TIA, DM and HTN. Evaluate. Low attenuation within the right posterior parietal lobe with loss of gray-white differentiation. Likely subacute infarct; recommend MRI for further evaluation.Periventricular low attenuation compatible with small vessel disease of indeterminate age.Atrophy of the right caudate head with ex-vacuo dilatation of the frontal horn of the right lateral ventricle.There is no evidence of intracranial hemorrhage, mass or edema. The ventricles and basal cisterns are normal in size and configuration.The calvaria and skull base are radiographically normal. The visualized paranasal sinuses and mastoid air cells are normally pneumatized.Ectasia of the basilar artery is noted.
Low attenuation within the right posterior parietal lobe with loss of gray-white differentiation. Likely subacute infarct; recommend MRI for further evaluation.