Orbit and optic nerve
Papilledema - optic nerve

Author: Nat Pernick, M.D. (see Authors page)

Revised: 16 May 2018, last major update February 2014

Copyright: (c) 2004-2018, PathologyOutlines.com, Inc.

PubMed Search: Papilledema [title] optic nerve

Cite this page: Pernick, N. Orbit and optic nerve: papilledema - optic nerve. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/eyeorbitpapilledema.html. Accessed December 17th, 2018.
Definition / general
  • Edema of head of optic nerve, usually bilateral
  • Due to nerve compression from elevation of cerebrospinal fluid pressure surrounding the nerve
  • Fundoscopic examination shows swollen optic nerve head with elevation, edema and narrowing of optic cup
  • Also vascular congestion, flame shaped hemorrhage, exudates, retinal edema
Microscopic (histologic) description
  • Edematous axons in edematous stroma with vascular congestion