2 doctors weighed in:
How rare is it to have a simian crease on both palms and to not have down syndrome?
2 doctors weighed in

1 doctor agrees
In brief: See below
It occurs in about 1 of 30 babies.

In brief: See below
It occurs in about 1 of 30 babies.
Dr. Anthony LaBarbera
Dr. Anthony LaBarbera
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Dr. Cindy Juster
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