Secondary malignant neoplasm of brainClinical question: s/p craniotomy used for SRS evaluationSigns and Symptoms: S/P craniotomy The patient is status post frontal craniotomy for removal of a right superior frontal gyrus mass. There are signal changes present at the right superior frontal gyrus white matter and some susceptibility effect at the tumor bed.There is redemonstration of a subgaleal fluid collection superficial to the craniotomy site which appears relatively stable compared to the 10/28/2015 exam.Normal vascular flow voids are present in the distal carotid and vertebral arteries, the basilar artery and the proximal anterior, middle and posterior cerebral arteries as well as the internal cerebral veins and superior sagittal sinus.The visualized portions of the paranasal sinuses are clear. The visualized portions of the mastoid air cells are clear. The visualized portions of the orbits are intact.
1.The patient is status post right frontal lobe surgery. There is no enhancing mass present along the right frontal lobe at this time. There is interval regression of associated vasogenic edema.2.There is a subgaleal fluid collection present at the craniotomy site which is stable since the prior exam.3.Exam was performed for treatment planning and is a limited exam