58 year-old male status post tonic-clonic seizure on heparin infusion. There is no evidence of intracranial hemorrhage, mass or edema. Multifocal regions of diffuse hypodensity in a periventricular distribution within the deep white matter is consistent with small vessel ischemic disease, age indeterminate. No new cortical stroke is seen.Focal area of left posterior parietal encephalomalacia consistent with previous ischemia. If there is clinical concern for acute ischemia, an MRI may be considered.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.
Multifocal regions of small vessel ischemic disease, age indeterminate. No definite cortical stroke is seen. If there is clinical concern for acute ischemia, an MRA may be considered.