Hyperpigmented Macules and Patches on the Face: Exogenous Ochronosis or Lichen Planus Pigmentosus?
JDD authors Deepika Narayanan, MD and Stephen K. Tyring, MD, PhD, MBA present a case of a patient with a 10-year history of blue-black macules and patches on the face and an associated history of skin- lightening cream usage. The skin lightening cream contained hydroquinone, which is often associated with exogenous ochronosis (EO). Interestingly, the biopsy did not show characteristic findings of …
JDD authors Deepika Narayanan, MD and Stephen K. Tyring, MD, PhD, MBA present a case of a patient with a 10-year history of blue-black macules and patches on the face and an associated history of skin- lightening cream usage. The skin lightening cream contained hydroquinone, which is often associated with exogenous ochronosis (EO). Interestingly, the biopsy did not show characteristic findings of … 
The many alternatives to hydroquinone make this an exciting time for using cosmeceuticals to treat pigmentary disorders, according to Dr. Heather Woolery-Lloyd, director of the Skin of Color Division at the University of Miami Miller School of Medicine’s Dr. Phillip Frost Department of Dermatology and Cutaneous Surgery. In an interview with Next Steps in Derm, in partnership with Pigmentary Diso … 