What Caused This Man’s Scalloped Pupil?

    By Rachael Rettner, Senior WriterJuly 31, 2018 06:37am ET A man’s pupil had an unusual “scalloped” shape with irregular edges, the result of a rare genetic condition. The 46-year-old man’s symptoms were concerning but not particularly strange: He was losing weight, experiencing episodes of fainting and having trouble walking. But when doctors examined […]

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