Male, 56 years old, with dizziness and history of petrous apex lesion. Reevaluate. The previously seen expansile enhancing lesion centered at the left basiocciput shows no significant interval change over the two prior examinations. No other osseous lesions are seen.Brain parenchymal morphology is unremarkable. No pathologic enhancement is seen. A few scattered foci of white matter T2 hyperintensity are not significantly changed. No evidence of edema or mass effect is detected. Ventricles are normal in size and morphology.The cervical carotid vessels show normal contrast opacification with no evidence of significant stenosis by NASCET criteria. Likewise, the vertebral vessels of the neck are free of significant stenosis or occlusion. No abnormal vascularity is seen in association with the left basiocciput lesion.
1.The expansile lesion at the left basiocciput shows no significant interval change.2.No significant vascular abnormalities are detected in the neck.