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It is well known that migraine is associated with both stroke and retinal artery obstruction, and evolving literature suggests that both migraine and embolic stroke may be due to paradoxical embolism from a patent foramen ovale (PFO).1–3 We present a 24-year-old man with localised retinal artery obstruction, migraine with aura, and PFO. Early diagnosis and treatment of these cases may decrease the risk of future embolic events and stroke as well as helping with migraine symptoms.
A 24-year-old Caucasian man presented with sudden-onset painless scotoma in the right eye. We found no preceding aura, headache or nausea and he was otherwise well. He had a history of migraine with visual auras from the age of 16 years. His mother also had migraine. There was no other ocular, medical or family history. He was not on …