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November 1987

Hyperplastic Reaction Developing Within a Tattoo

Author Affiliations

University of Medicine and Dentistry of New Jersey Medical School, Newark

Arch Dermatol. 1987;123(11):1559-1560. doi:10.1001/archderm.1987.01660350172036

REPORT OF A CASE  A 31-year-old man was seen in the Dermatologic Clinic because of a tattoo on his right forearm. The patient stated that the tattoo had been present for one year, and that some of the skin overlying it had become thickened (Fig 1). He had been seen by another physician who had diagnosed the condition as a keloid, but no treatment had been given.The patient denied any previous history of skin disease. There was no history of asthma, allergies, or hay fever. He was taking no medication, but was a former intravenous drug abuser. He had suffered a fracture of both legs eight months earlier. He denied trauma or puncture in the area of the tattoo.On physical examination, a psoriasiform verrucous plaque in the distribution of the red color of the tattoo was present on the right flexor forearm. There was no pitting on the

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