Optic disc swelling

Etiology

• Increased intracranial pressure (papilledema)
• Optic neuritis, eg, multiple sclerosis
• Anterior ischemic optic neuropathy, eg, temporal (giant cell) arteritis
• Severe hypertensive retinopathy
• Central retinal vein occlusion
• Posterior uveitis
• Posterior scleritis
• Optic disc drusen (pseudopapilledema)
• Optic nerve sheath meningioma
• Optic nerve infiltration by sarcoidosis, leukemia, or lymphoma