Evaluate for mass, obstruction. History of cancer. Now with headaches. Nonenhanced MRI of brain:There is no evidence of intracranial hemorrhage, edema, mass effect, midline shift or hydrocephalus.The cortical sulci, ventricular system, CSF cisterns and gray -- white matter differentiation remains within normal for patient stated age of 73.Calvarium is intact. Visualized orbits are unremarkable. Visualized paranasal sinuses and mastoid air cells are unremarkable.Prominence of right jugular fossa is believed to represent an anatomical variation and with no evidence of any destructive bony changes. This appears was noted on prior exam from 2003 and with no change.
Negative nonenhanced CT of brain and calvarium.