Acute Idiopathic Blind Spot Enlargement and Acute Zonal Occult Outer Retinopathy: Potential Mimics of Neuro-Ophthalmic Disease.

In 1988, William Hoyt, MD, et al described "acute idiopathic blind spot enlargement" (AIBSE) in 7 symptomatic patients who had no apparent abnormalities of the optic disc or surrounding retina. With the use of multifocal electroretinography, they showed that the scotoma was caused by occult retinal dysfunction. In 1992, J.

Cytomegalovirus Retinal Necrosis With Occlusive Vasculopathy Secondary to Steroid Immunosuppression for Giant Cell Arteritis.

Purpose: This case report discusses an atypical case of cytomegalovirus (CMV) retinal necrosis with panretinal occlusive vasculopathy in a 77-year-old man who was immunosuppressed following treatment for giant cell arteritis (GCA).

Methods: A case report is presented.

Results: Clinical examination demonstrated a central retinal artery occlusion and pale disc suspicious for arteritic ischemic optic neuropathy in the right eye.

SUSAC SYNDROME.

Purpose: To describe an atypical presentation of Susac syndrome.

Methods: Observational case report.

Results: A 44-year-old man with no significant medical history presented with inferonasal visual field loss in his left eye of several months of duration.