A member asked:

I have black markings (bruise like) under both big toenails in the same spot. base of the mail/cuticle. i noticed after taking gel polish off after about 3 months. what could this be?

A doctor has provided 1 answer
Dr. Hiep Le answered

Specializes in Nephrology and Dialysis

Because the black marking happens symmetrically, the culprit could be your shoes. I doubt of bilateral big toenail melanoma. Stop nail polish, wear a comfortable shoes for the next couple weeks and observe your toes.

Answered 12/15/2022

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