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Ocular Diseases #6
Questions for Glaucoma
| Question | Answer |
|---|---|
| Glaucoma is the leading cause of blindness in Caucasians. T or F | False |
| Glaucoma is the leading cause of blindness in African Americans. T or F | True |
| Field defects occur early in glaucoma. T or F | False |
| Patients have symptoms early in glaucoma disorder. T or F | False |
| The central vision is the last thing to go in glaucoma. T or F | True |
| The earliest VF sign in glaucoma is a peripheral defect. T or F | False |
| The earliest VF sign in glaucoma is a small paracentral scotoma and then a nasal step. T or F | True |
| Arcuate scotoma is pretty diagnostic of glaucoma. T or F | True |
| Damage is reversible with early treatment of glaucoma. T or F | False |
| What test will demonstrate glaucoma damage the earliest? | OCT or HRT |
| What is true for a normotensive glaucoma? | IOP below 20mm / VF, OCT, or C/D ratio is abnormal |
| What is true for ocular hypertension? | IOP above 20mm / VF, OCT, or C/D ratio is normal |
| Narrow or closed angle glaucoma is more common in myopes. T or F | False |
| Narrow or closed angle glaucoma is more common in hyperopes. T or F | True |
| Halos around lights occur with a narrow or closed angle glaucoma. T or F | True |
| Pain and eye redness is associated with narrow or closed angle glaucoma. T or F | True |
| There is no eye redness associated with narrow or closed angle glaucoma. T or F | False |
| The cornea is clear with narrow or closed angle glaucoma. T or F | False |
| The cornea is cloudy with narrow or closed angle glaucoma. T or F | True |
| Is the globe firm and tender or does it feel normal with narrow or closed angle glaucoma? | Firm and tender |
| Nausea and vomiting may be present with narrow or closed angle glaucoma. T or F | True |
| How is narrow or closed angle glaucoma cured? | Laser iridotomy |
| What drug can cause secondary glaucoma? | Corticosteroids |
| What is the most accurate method at present to take the IOP? | Goldman applanation tonometer |
| What four things are consistent with glaucoma? | Asymmetrical C/D ratios / Splinter hemorrhages at the edge of disc / Increased C/D ratio / Nasal step VF defect |
| What three things are true for gonioscopy? | Requires anesthetic- Proparacaine / Used to view the AC angle / Used to view the posterior retina |
| YAG iridotomy can be used to treat open angle glaucoma. T or F | False |
| Argon laser trabeculoplasty (ALT) can be used to treat open angle glaucoma. T or F | True |
| Peripheral iridectomy can be used to treat open angle glaucoma. T or F | False |
| Selective Laser Trabeculoplasty (SLT)can be used to treat open angle glaucoma. T or F | True |
| Surgical trabeculectomy can be used to treat open angle glaucoma. T or F | True |
| Seton implants into AC can be used to treat open angle glaucoma. T or F | True |
| I-stent placed in trabecular meshwork can be used to treat open angle glaucoma. T or F | True |
| Buphophthalmos is seen in ____________. | Congential (infantile) glaucoma |
| What does the OCT and HRG in glaucoma analysis measure? | Optic disc rim thickness / C/D ratio / Retinal nerve fiber layer thickness |
| What five disorders can cause secondary glaucoma? | Uveitis / Pigment dispersion from iris / Pseudoexfoliation / Neovascularization of iris / Swollen lens (Phacomorphic) |