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Question 1: Which of the following is not a feature of a glaucomatous disc?
Question 2: What is not an appropriate immediate management plan for suspected non-arteritic anterior ischaemic optic neuropathy (NAION)?
Question 3: The mechanism of infarct in NAION is controversial, but least likely to be caused by:
Question 4: What are you least likely to see during the fundus exam of a patient with NAION?
Question 5: Bilateral sequential NAION can give rise to unilateral disc swelling with contralateral optic atrophy. In the absence of a compressive intracranial lesion, this phenomenon is called:
Question 6: In patients with NAION, involvement of the fellow eye occurs in what percentage of patients after 5 years?
Question 7: Which of the following is true about NAION?
Question 8: Which of the following is a risk factor for NAION?
Question 9: Definitive diagnosis of NAION can only be made in retrospect, after excluding other differential diagnosis and observing the course of vision loss over time.
Question 10: What is the main source of blood supply to the optic nerve head?
Question 11: Choose a possible cause of artefacts that can arise during visual field testing.
Question 12: Which of the following statements is true?
Question 13: Choose the correct statement about NAION.
Question 14: A patient with a pale disc with mild cupping has significant loss in central visual acuity, RAPD in the ipsilateral eye and a red/green colour vision defect. This patient likely has glaucoma.
Question 15: You are seeing a patient with progressive vision loss and noticed a pale cupped disc during examination. Which of the following is not an appropriate next step?
Question 16: Which of the following statements best describes the peripapillary RNFL change in NAION?
Question 17: A patient with NAION generally will have a visual field loss that does not respect the midline on automated perimetry.
Question 18: Choose the false statement regarding OCT.
Question 19: A 65-year-old man wakes up with painless loss of vision in the left eye. He has no significant medical history and takes no regular medication apart from Viagra. His visual acuity is 6/24 in the left eye and 6/6 in the right eye. He has left disc swelling. His visual field shows an inferior altitudinal defect. His CRP is 0.6 and ESR 3. Based on the above information, what is the most likely diagnosis?
Question 20: Choose a medical therapy that has been shown to improve visual recovery in patients with NAION.
Question 21: Absence of disc swelling rules out NAION.
Question 22: Which one of the following does not support the diagnosis of glaucoma?
Question 23: Six months after an episode of NAION, which of the following is often present:
Question 24: Which of the following statements regarding the RNFL is false?
Question 25: Regarding visual fields in NAION which is false?