He said he thought it was a cafe
au lait, but asked us to come back in about a year. Over one hear later her mark had spread down her arm, both front and back sides, looks like her elbow has been dipped in dirt. It stretches across her chest, stops at her midline.
We returned to Dr. Cohen and he said my daughter has Hyper-pigmentation, Segmental pigmentation disorder. It's not considered a birthmark, its an issue with the melanin in the skin.