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To the Editor.—
I have had only a short experience with vitamin A acid since it appeared in this area early in January. Since the result on comedo-like acne has been quite encouraging, I have tried it on multiple plantar warts.The superficial lesions dry rapidly and can be peeled off. The deeper lesions take somewhat longer, but they also respond.The method which is used consists of removal of overlying keratotic material, to the point of slight bleeding, or until "live wart" is uncovered. The affected areas are then painted with the tretinoin (RetinA) solution, and an adhesive plastic strip moistened with the solution is applied. No other chemicals are used, even with bleeding. The patient is instructed to apply tretinoin solution twice daily without a dressing and to return in two weeks, at which time it is often possible simply to peel out the smaller warts. The larger
McLaughlin RRM. Treatment of Plantar Warts. Arch Dermatol. 1972;106(1):129. doi:10.1001/archderm.1972.01620100103029