Growth of an Optic Disc Vascular Anomaly for Twelve Years (.pdf)

"Idiopathic retinal vasculitis, aneurysms, and neuroretinitis (IRVAN) is an uncommon idiopathic disorder in otherwise healthy young women in the third and fourth decades. It is characterized by aneurysmal dilations of the arteries of the disc and retina with peripapillary exudates, arterial sheathing and irregular venous dilation. The clinical course is unpredictable, ranging from benign selflimited form to severe visual loss due to an exudative or ischemia maculopathy. The long-term course of the disorder is not well documented"