2020 guidelines for the diagnosis and treatment of prurigo

Abstract Prurigo is a treatment‐resistant skin disease characterized by multiple isolated papules/nodules that cause severe itch. occur either as primary lesions or secondary due to persistent scratching. The fundamental concepts and classifications of prurigo have not been sufficiently established, considerable confusion remains regarding this topic. Clinical guidelines for chronic in Japan were published 2012 an attempt reduce the standardize laboratory tests treatments. However, diagnostic terms associated changed over time, new forms treatment are under development. We have, thus, updated revised classify based on clinical causes, name form further simplified, such nodularis, chronica multiformis, (not otherwise specified). Expressions acute, subacute, used. These outline current specify treatments prurigo.