Optic Nerve

Optic Nerve Glioma SYMPTOMS Ocular symptoms: Progressive loss of vision (about 85% of patients will have vision loss with about 60% seeing worse than 20/300), Proptosis, Diplopia, Orbital pain Systemic symptoms: Headaches, Vomiting, Nausea SIGNS Typically unilateral Optic nerve edema, Optic nerve hyperemia, Loss of the cup, Blurring of the optic disc margins, Obscurations of…

Diabetic Papillopathy SYMPTOMS Mild decrease in vision but less commonly may also be asymptomatic SIGNS Can be unilateral or bilateral Mild optic nerve edema, Optic nerve hyperemia, Loss of the cup, Blurring of the optic disc margins, Obscurations of the small vasculature at or around the optic nerve, Thickened and edematous retinal nerve fiber layer,…

Optic Nerve Drusen SYMPTOMS Typically asymptomatic Less common symptoms include Transient vision loss that lasts for a few seconds, Flickering of lights, Decrease in peripheral vision especially if there is RNFL damage, Central vision loss if a CNVM develops SIGNS Typically bilateral The two types of optic nerve drusen are visible or buried Optic nerve…

Non-Arteritic Anterior Ischemic Optic Neuropathy (NAION) SYMPTOMS Sudden painless vision loss that typically occurs upon wakening (About 50% see 20/40 or better), Loss of color vision (Severity is similar to the degree of vision loss) SIGNS Typically unilateral Segmental optic nerve edema, Optic nerve hyperemia, Loss of the cup, Blurring of the optic disc margins,…

Arteritic Anterior Ischemic Optic Neuropathy (AAION) SYMPTOMS Ocular symptoms: Amaurosis fugax (Early sign), Sudden painless vision loss (CF or worse) Systemic symptoms: Polymyalgia rheumatica (most common systemic symptom), Headaches, Fever, Weight loss, Jaw pain, Scalp tenderness especially in the area of the temporal artery SIGNS Typically unilateral Chalky-white optic nerve pallor with associated diffuse edema,…

Optic Neuritis SYMPTOMS Ocular symptoms: Rapid vision loss (can vary from 20/20 to NLP), Orbital pain especially with eye movement (precedes vision loss 90% of the time and typically lasts 3-5 days), Loss of color vision (typically worse in severity than vision loss), Decrease in contrast sensitivity Systemic symptoms: May experience neurological symptoms such as…

Papilledema SYMPTOMS Ocular symptoms: Transient vision loss, Diplopia Systemic symptoms: Headaches, Vomiting, Pulsatile tinnitus If acute, vision is typically be normal unless there is macular involvement If chronic, central and peripheral vision will be reduced SIGNS Findings of papilledema are bilateral but in the early stages of papilledema, the findings tend to be asymmetric Optic…