HistoryA 34-year-old man presented to the emergency room complaining of forehead pain. He lost consciousness temporarily and fell while urinating the day before and was seen at the Massachusetts General Hospital. Different etiologies for syncope, including cardiac and noncardiac causes, were ruled out.He had poor vision in the right eye since childhood, which he attributed to trauma. His brother also had a history of poor vision. The patient had no other significant medical history.
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