Reversible Hyperpigmentation of Skin and Nails With White Hair Due to Vitamin B12 Deficiency

    August 1986 in “ Archives of Dermatology ”
    Nopadon Noppakun
    Studysummary This report describes a case in which intramuscular cyanocobalamin treatment reversed skin and nail pigmentation changes and premature gray hair caused by vitamin B12 deficiency due to pernicious anemia.
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