Left pulsatile tinnitus, history of sinus surgery. 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 an enlarged partially-empty sella. There is also mild asymmetric prominence of the left Meckel's cave. The partially-imaged left maxillary sinus is small and there are postoperative findings related to uncinectomy.
1. No evidence of retrocochlear or inner ear lesions.2. An enlarged partially-empty sella is nonspecific, but can be a manifestation of pseudotumor cerebri.