23 years, Female, with headache for 3 years. Brain parenchyma appears within normal limits. No intracranial mass or mass-effect. No restricted diffusion to suggest acute ischemia. No intracranial hemorrhage. Ventricles are within normal limits. No extra-axial collections. Major flow-voids are preserved.Sella and orbits are grossly within normal limits. Paranasal sinuses and mastoid cells are clear. Bone marrow signal and extracranial soft tissues are within normal limits.
Unremarkable brain MRI