Tinnitus and dizziness. MRI: The bilateral cranial nerve 7 and 8 complexes are intact. There is no evidence of mass lesions. The inner ear structures, including the cochlea, vestibule, endolymphatic duct, and semicircular canals, appear unremarkable. The bilateral mastoid air cells and middle ears also appear unremarkable. There is no evidence of intracranial hemorrhage, mass, or acute infarct. There is minimal nonspecific cerebral white matter T2 hyperintensity. There is no abnormal intracranial enhancement. The ventricles and basal cisterns are normal in size and configuration. There is no midline shift or herniation. The skull, paranasal sinuses, and scalp soft tissues are unremarkable.MRA: There is no evidence of significant steno-occlusive lesions, vascular malformations, or aneurysms, within the limits of MRA.
1. No evidence of inner ear or retrocochlear lesions.2. No evidence of significant steno-occlusive lesions, vascular malformations, or aneurysms