History of metastatic prostate cancer status post recent left frontal region tumor resection. There are postoperative findings related to recent resection of a left frontal convexity mass, along with overlying cranioplasty. There is no evidence of gross residual tumor. There is diffuse left cerebral convexity dural enhancement and a extra-axial fluid collection that measures up to 6 mm in thickness. There is no evidence of acute infarct. 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 is are small bilateral mastoid air cell effusions. There are bilateral lens implants. There is a small right maxillary sinus retention cyst.
Recent resection of a left frontal convexity tumor resection, without evidence of gross residual tumor.