RT Book, Section A1 David, Jennifer A1 Taylor, Susan C. A2 Kelly, A. Paul A2 Taylor, Susan C. A2 Lim, Henry W. A2 Serrano, Ana Maria Anido SR Print(0) ID 1161546186 T1 Tattoo, Body Piercing, and Scarification T2 Taylor and Kelly's Dermatology for Skin of Color, 2e YR 2016 FD 2016 PB McGraw-Hill Education PP New York, NY SN 9780071805520 LK accessmedicine.mhmedical.com/content.aspx?aid=1161546186 RD 2024/04/20 AB KEY POINTSTattoos, piercings, and scarifications are forms of body modification that date back thousands of years.Trends in tattooing have shifted from abstract images obtained for religious and ceremonial purposes, to the depiction of literal images that are often the result of a random, impulsive act.It is estimated that 13% of the American population has at least one tattoo and 35% have piercings.In the United States, tattoo pigments are classified as cosmetics and are approved only for topical use under the Food, Drug, and Cosmetic Act of 1938; these pigments are not for intradermal injection.Common reactions to both tattoos and piercings include infection (viral and bacterial), hypersensitivity reactions, localization of various dermatoses, and scarring.