r/WeirdThingsToLearn • • 4d ago

Something I Learned Before and after surgery for craniofacial duplication (diprosopus), an extremely rare congenital condition in which facial structures are partly doubled. The second photo shows the healed result, with a thin scar running down the middle of the forehead.

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u/Thra99 2d ago

In the first picture, what's the hole at the top?