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Posted under Chemical Peel q&a

How to Tell Between Dermal or Epidermal Hyperpigmentation?

mzabeth123
How do I know if I have dermal or epidermal hyperpigmentation. I think I have a dermal hyperpigmentation because I have been using a regiment of Hyydroquinone 4% and Tretinoin .05% with minimal improvement.

Answers (2)

From board-certified doctors and trusted medical professionals
Jeffrey Zwiren, MD profile photo
Dr. Jeffrey Zwiren, MD
Answered on Aug 5, 2015
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4 people found this helpful
John P. Di Saia, MD profile photo
Dr. John P. Di Saia, MD
Answered on Jan 30, 2018
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2 people found this helpful
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