66-year-old male with headache, nausea, vomiting. There is no evidence of acute intracranial hemorrhage, mass or edema. Right parieto-occipital cortical hypodensity may represent subacute infarction. MRI is recommended for further evaluation. Left parietal subcortical white matter hypodensity is likely due to small vessel ischemic disease.The ventricles and basal cisterns are normal in size and configuration.There is a benign-appearing round ossific density in the right frontal bone.The visualized paranasal sinuses and mastoid air cells are normally pneumatized. There is a fluid attenuation structure anterior to the left globe, incompletely imaged.
Right parieto-occipital cortical hypodensity, which may represent subacute infarction. MRI is recommended if clinical concern for acute ischemia remains.