TY - CHAP M1 - Book, Section TI - Chapter 168. Pigmented Purpuric Dermatoses A1 - Devere, Theresa Schroeder A1 - Patel, Anisha B. A2 - Goldsmith, Lowell A. A2 - Katz, Stephen I. A2 - Gilchrest, Barbara A. A2 - Paller, Amy S. A2 - Leffell, David J. A2 - Wolff, Klaus Y1 - 2012 N1 - T2 - Fitzpatrick's Dermatology in General Medicine, 8e AB - |PrintPigmented Purpuric Dermatoses at a GlanceA group of dermatoses characterized by petechiae, pigmentation, and, occasionally, telangiectasia.Are found most commonly on the lower extremities; however, the lesions may involve the upper body and rarely become generalized.Are benign, generally asymptomatic eruptions that tend to be chronic with remissions and flares.Share common histopathology features, including capillaritis, erythrocyte extravasation, and hemosiderin deposition.Clinical variation between eruptions led to their subclassification into eponymic groups.Frequent overlap may make differentiation difficult. SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/03/29 UR - accessmedicine.mhmedical.com/content.aspx?aid=56079569 ER -