67 year-old female with confusion. There is no evidence of intracranial hemorrhage, mass or edema. Confluent periventricular and subcortical areas of hypoattenuation are consistent with chronic small vessel ischemic disease, which was present on 2010 MRI.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.Atherosclerotic calcifications in both internal carotid arteries.
1.No acute intracranial abnormality. However, CT is not sensitive in detecting acute ischemic change and MRI is recommended if clinical suspicion for nonhemorrhagic stroke persists.2.Chronic small vessel ischemic disease.