Nontraumatic subdural hemorrhage, unspecified [I62.00], Reason for Study: ^Reason: view for chronic SDH History: s/p trauma from 8/2016 with tool box on the head s/p repair of skull fracture with plate and history of chronic SD There are interval postoperative findings related to cranioplasty and evacuation of a large left subdural hematoma. A small amount of subgaleal fluid is demonstrated. There is a small amount of persistent left subdural and epidural fluid , significantly decreased since the prior examination. There is mild mass effect on the adjacent left frontal lobe. Small areas of ill-defined T2 signal abnormality in the bilateral centrum semiovale are seen, perhaps representing gliosis or axonal degeneration. There is no diffusion restriction to suggest acute ischemia. The ventricles are nondistended. The craniocervical junction is unremarkable.
Interval postoperative changes of cranioplasty and left subdural evacuation with a small amount of residual left frontal extra-axial fluid.