Pituitary adenoma status post transphenoidal surgery: surveillance. There are postoperative findings related to transphenoidal surgery. There is a hypoenhancing lobulated structure in the sella that measures up to 15 mm in transverse dimension and 10 mm in craniocaudal dimension. The infundibulum remains deviated slightly to the left. The optic apparatus is intact. There is an unchanged probable Thornwaldt cyst in the nasopharynx. There is a subcentimeter left maxillary sinus retention cyst. There are scattered nonspecific cerebral white matter T2 hyperintense lesions.
Postoperative findings related to transphenoidal surgery with unchanged residual pituitary tumor. 