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Questions and Answers
What is the percentage of cases in the ASA POVL registry that are accounted for by ischemic optic neuropathy (ION) and central retinal artery occlusion (CRAO)?
What is the percentage of cases in the ASA POVL registry that are accounted for by ischemic optic neuropathy (ION) and central retinal artery occlusion (CRAO)?
- 81% (correct)
- 70%
- 65%
- 90%
Which of the following is NOT listed as one of the causes of postoperative visual loss (POVL) after nonophthalmic surgery?
Which of the following is NOT listed as one of the causes of postoperative visual loss (POVL) after nonophthalmic surgery?
- Central retinal vein occlusion
- Cortical blindness
- Glycine toxicity
- Conjunctivitis (correct)
In POVL after prone spinal procedures, what condition accounts for 89% of the cases?
In POVL after prone spinal procedures, what condition accounts for 89% of the cases?
- Central retinal artery occlusion (CRAO)
- Ischemic optic neuropathy (ION) (correct)
- Glycine toxicity
- Central retinal vein occlusion
Which type of visual defect refers to the total loss of vision in one or both eyes?
Which type of visual defect refers to the total loss of vision in one or both eyes?
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What may be a contributing factor in the development of Ischemic Optic Neuropathy (ION) and Central Retinal Artery Occlusion (CRAO) after nonophthalmic surgery?
What may be a contributing factor in the development of Ischemic Optic Neuropathy (ION) and Central Retinal Artery Occlusion (CRAO) after nonophthalmic surgery?
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