FINDINGS: Optic nerve ONH - PowerPoint PPT Presentation

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Title:

FINDINGS: Optic nerve ONH

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normal: pink. abnormal: pale. Margins: normal: distinct. abnormal: ... Pink Pale. Distinct Indistinct(Blurry) Flat/uniformly pig elevated(fluid)/mottled ... – PowerPoint PPT presentation

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Title: FINDINGS: Optic nerve ONH


1
FINDINGS Optic nerve (ONH)
  • C/D horizontal/vertical
  • I.e. 0.3/0.3
  • Depth 3DD 1mm
  • flat
  • shallow
  • moderate
  • deep

cup
disc
2
FINDINGS Optic nerve (ONH)
  • Color
  • normal pink
  • abnormal pale
  • Margins
  • normal distinct
  • abnormal
  • blurry or indistinct
  • peripapillary change
  • crescent (scleral/choroidal)
  • atrophy
  • pigment (RPE)

3
FINDINGS ArteriesVeins (A/V)
  • Check after 1st bifurcation
  • ratio of artery to vein
  • normal 2/3 or 3/4
  • Abnormal 1/4 or 1/2

4
FINDINGS Arteries Veins (A/V)
  • A/V Changes
  • crossing changes
  • attenuation or tortuous
  • dilated
  • tapering
  • beading or nicking

nicking
5
FINDINGS Peripheral fundus
  • VARIATIONS
  • Common
  • Dense even pigment
  • Dark
  • dark coloration
  • Tigroid
  • pigment variation
  • Blond
  • very little pigment

6
  • Normal Abnormal
  • (h/v) range from 0--1
  • note Depth flat/shallow/moderate/deep
  • Pink Pale
  • Distinct Indistinct(Blurry)
  • Note cresent scleral/choroidal/pigment
  • () (-)
  • Flat/uniformly pig elevated/mottled/depo
    sits
  • () (-)
  • 1/2 (3/4 or 2/3)
  • note changes nick/attenuation

C/D neural retinal rim color
margin SVP Macula FLR A/V Vitreous Perip
hery
7
  • Normal Abnormal
  • () (-)
  • Pink Pale
  • Distinct Indistinct(Blurry)
  • Flat/uniformly pig elevated(fluid)/mottl
    ed
  • () (-)
  • 1/2 (3/4 or 2/3)
  • note changes nick/attenuation
  • clear cells/PVD

SVP neural retinal rim color
margin Macula FLR A/V Vitreous Periphery
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