57-year-old female with history of meningioma resection, surveillance exam Post operative changes of high right posterior frontal/parietal paramedian craniotomy. Residual parenchymal encephalomalacia and gliosis at the site of resected meningioma is redemonstrated. Mild dural thickening and enhancement immediately adjacent to the right side of the superior sagittal sinus and the craniotomy flap is not significantly changed. Left anterior middle cranial fossa arachnoid cyst with mild mass effect on the left temporal tip is unchanged.The cerebral cortex and ventricles are otherwise unremarkable. No diffusion-weighted signal abnormality. Trace fluid in the mastoid air cells. The visualized paranasal sinuses are clear.
1. Postoperative changes of high right paramedian meningioma resection without evidence of recurrence.2. Stable left middle cranial fossa arachnoid cyst.