Medical Definition of Psoralen

  • Medical Author:
    William C. Shiel Jr., MD, FACP, FACR

    Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.

Psoralen: Any of a number of drugs and other substances containing chemicals that react with ultraviolet (UV) light to cause darkening of the skin.

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Reviewed on 12/27/2018

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