A 28-year-old woman presents with sudden-onset blurred vision in the left eye and pain on eye movements. Fundoscopy reveals hyperaemia and blurring of the optic disc margins with peripapillary flame haemorrhages. Visual evoked potentials show delayed latency. What is the most common cause of optic disc inflammation in this clinical presentation?

See the options, answer & explanation

Sign in free to reveal the answer choices, the correct answer, the detailed explanation, and AI-powered insights for this question.