RT Book, Section A1 Yosipovitch, Gil A1 Patel, Tejesh S. A2 Goldsmith, Lowell A. A2 Katz, Stephen I. A2 Gilchrest, Barbara A. A2 Paller, Amy S. A2 Leffell, David J. A2 Wolff, Klaus SR Print(0) ID 56054560 T1 Chapter 103. Pathophysiology and Clinical Aspects of Pruritus T2 Fitzpatrick's Dermatology in General Medicine, 8e YR 2012 FD 2012 PB The McGraw-Hill Companies PP New York, NY SN 978-0-07-166904-7 LK accessmedicine.mhmedical.com/content.aspx?aid=56054560 RD 2024/03/28 AB |PrintPruritus at a GlancePruritus is the predominant symptom of skin disease.May originate in the skin or nervous system.Clinical classification of itch includes:pruritus on diseased (inflamed) skinpruritus on nondiseased (noninflamed) skinpruritus presenting with severe chronic secondary scratch lesionsChronic itch consists of multidimensional phenomena including sensory, emotional, and cognitive components.Central and peripheral mediators in humans include histamine, proteinases, opiates, substance P, nerve growth factor, interleukins, and prostaglandins.Treatment should address the multifactorial nature of pruritus including central pathways and peripheral mediators.