Female, 77 years old, with sudden onset of ptosis. Brain:Scattered small foci of white matter T2 hyperintensity are seen without evidence of edema, mass effect or diffusion restriction. No pathologic parenchymal or extra-axial enhancement is detected. No evidence of intracranial hemorrhage or any abnormal extra axial fluid collection is seen. The ventricles are normal in size and morphology.Orbits:Mild bilateral proptosis is seen. However, the globes are symmetric and round. The lenses are normally positioned. The extraocular muscles demonstrate normal caliber and enhancement. The optic nerves are not thickened and are free of pathologic enhancement. The intraorbital fat is clean with no evidence of any mass, fluid collection or inflammatory stranding. The superior ophthalmic veins are not engorged. There is no asymmetric or abnormal orbital enhancement. The cavernous sinuses are within normal limits.
1.Mild bilateral proptosis is seen with no clear underlying etiology.2.No acute intracranial abnormality.