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ModerateNeurologyGuillain–Barré syndromeuk-plab-1

A 42-year-old man presents with progressive weakness in both legs over 5 days after a recent diarrhoeal illness. Examination shows flaccid weakness in the legs, areflexia and reduced vibration sense in the feet. Cranial nerves are normal and there is no sensory level. What is the most likely diagnosis?

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