title: Idiopathic intracranial hypertension: orbital MRI.
abstract: The case is reported of a patient with idiopathic intracranial hypertension examined with magnetic resonance imaging. Marked enhancement of the optic nerve heads was found, which might be related to blood-retinal barrier breakdown related to a sudden rise in intracranial cerebrospinal fluid pressure.
mesh_terms: D000328:Adult; D001813:Blood-Retinal Barrier / Q000502:physiology; D015170:Cerebrospinal Fluid Pressure / Q000502:physiology; D006801:Humans; D007427:Intracranial Pressure / Q000502:physiology; D008279:Magnetic Resonance Imaging; D008297:Male; D009898:Optic Disk / Q000098:blood supply / Q000473:pathology; D009915:Orbit / Q000098:blood supply / Q000473:pathology*; D011559:Pseudotumor Cerebri / Q000209:etiology*