They produce elevation of the disc and blurring of its margins, similar to optic nerve head edema. They are bilateral but asymmetric in 66% to 78% of cases, [1,2,3] ...

Papilledema is a serious medical condition where the optic nerve at the back of the eye becomes swollen. Symptoms can include visual disturbances, headaches, and nausea. Papilledema occurs when ...

Often, the optic nerve head edema is sectoral and presents with flame hemorrhages. In the case of a longstanding NAION, the clinician should expect some degree of sectoral pallor as evidence of ...

In an acute presentation, an ischemic event involving the anterior portion of the optic nerve head leads to unilateral optic disc edema. Disc hemorrhaging typically accompanies the edema.

Papilledema refers to swelling of the optic disc (portion of the optic nerve) due to increased intracranial pressure. Optic disc edema or swelling is concerning because an elevation of ...

Differentiation of optic nerve head drusen and optic disc edema with spectral-domain optical coherence tomography. Ophthalmology 2011; 118 : 971–977. Article Google Scholar ...

Optic nerve drusen is bilateral in more than 70% of cases. This means that it affects both of your eyes . However, the condition can be more severe in one eye than it is in the other.

Randhawa, S, Lee, AG. Medical mystery: cloud surrounding the optic disks. N Engl J Med 2008;358:69-69 ...

A noncontrast head CT scan was performed in the emergency room. It revealed a small calcification in the right globe near the optic nerve, representing a small optic nerve drusen. A less well ...