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ONH
(redirected from Optic nerve head)

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
AcronymDefinition
ONHOptic Nerve Hypoplasia
ONHOptic Nerve Head (ophthalmology)
ONHOngkos Naik Haji (Indonesian: Hajj Fees Increases)
ONHOsaka National Hospital (Osaka, Japan)
ONHOld Naval Hospital
ONHOpera New Hampshire
ONHOperation New Hope, Inc. (est. 1999; Jacksonville, FL)


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Kelly said: "Normally the optic nerve head appearance is flat, but at the back of Eloise's eyes it was very raised and swollen, looking as though it was being pushed outwards.
In anterior ION, the insult is thought to be caused by occlusion of the short posterior ciliary arteries, with resultant ischemia of the optic nerve head.
The physician examines the optic nerve head for stability while covering and then uncovering one eye.
 
 
 
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