Seizure and worsening headaches. Evaluate for structural lesion. Some of the sequences are degrade by patient motion. There is no evidence of intracranial hemorrhage, mass, or acute infarct. There is minimal nonspecific periventricular white matter T2 hyperintensity. The ventricles and basal cisterns are unchanged in size and configuration. There is no midline shift or herniation. The major cerebral flow voids are intact. There are bilateral lens implants. The skull, paranasal sinuses, and scalp soft tissues are grossly unremarkable. There is fluid signal in the left mastoid air cells.
1. No evidence of acute intracranial hemorrhage, mass, or acute infarct.2. Fluid signal in the left mastoid air cells may represent mastoiditis.