Part 2
Transcription
Part 2
Flame Shape Hemorrhage Normal Nerve Fiber Layer Drance Hem Wedge Shaped Nerve Fiber Layer Defect Visual Fields in Glaucoma Confirms glaucoma Severity of glaucoma: early, mild, moderate & severe Prognosis Effectiveness of treatment Rules out other causes that can mimic glaucoma Progression of Open-Angle Glaucoma Symptoms as Seen Through the Eyes of the Patient Visual Field Defects • Early Symptoms Intermediate Symptoms Advanced Symptoms During This Early As the issymptoms disease an theexample advanced progresses, may of include stages normal the of avision. gradual center glaucoma, Itofand isvision also only often an a may small example stillcentral be of how someone imperceptable clear; area ofhowever, vision remains. sees failing peripheral during of If peripheral the the vision entire beginning begins (side) opticto stages vision. nerve fail. of is destroyed, open-angle glaucoma. then total blindness Because will there result. are no symptoms initially, regular eye examinations are very important. • • • Early/Mild: Nasal step or depression, isolated paracentral scotomas, scotomas, or diffuse depression Moderate: Arcuate Bjerrum scotoma in one hemifield Severe: Complete arcuate scotoma in both hemifields or hemifield altitudinal Far Advanced: Small central and/or temporal island of vision remaining 1 Worsening of Visual Fields New defects Enlarging of original defect Deepening of original defect 2 The Secondary Glaucomas Pigmentary Dispersion Syndrome (PDS) Exfoliation Syndrome (XFS) Uveitic Steroid Induced Neovascular Trauma: Hyphema/Angle Hyphema/Angle Recession Pigmentary Glaucoma 4+ pigment in TM Schwalbe’s line Ciliary Body XFS 3 XFS Angle Closure Glaucoma Primary & Secondary ACG with pupillary block Primary & Secondary ACG without pupillary block 4 5
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