39 years Male (DOB:8/10/1977)Reason: oligodendroglioma now off all Tx. History: oligodendroglioma.PROVIDER/ATTENDING NAME: RIMAS V. LUKAS RIMAS V. LUKAS The patient status post left frontal craniotomy for left frontal lobe mass.. Is a heterogeneous appearance to the tumor bed. T2 and FLAIR signal hyperintensity within the tumor bed has not changed in extent when compared to the August or May exams. Some minor patchy enhancement along the periphery of the tumor bed anteriorly remains stable compared to the prior exam. On the perfusion imaging cerebral blood volume appears decreased within the region of the tumor bed. There is associated exit vacuo effect on the left lateral ventricle.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.
The patient is status post left frontal lobe surgery for tumor removal. This is known to represent oligodendroglioma. Since the prior exam is no significant change in the appearance of the tumor bed.