Medical Dictionary

Jarisch-Herxheimer reaction

noun Ja·risch-Herx·hei·mer reaction \ ˈyä-rish-ˈherks-ˌhī-mər- \

medical Definition of Jarisch-Herxheimer reaction

:an increase in the symptoms of a spirochetal disease (as syphilis, Lyme disease, or relapsing fever) occurring in some persons when treatment with spirocheticidal drugs is started called also Herxheimer reaction

Biographical Note for jarisch-herxheimer reaction

  • Herxheimer, Karl (1861–1944), German dermatologist. Herxheimer published his description of the Jarisch-Herxheimer reaction in 1902. In that same year he also described acrodermatitis chronica atrophicans.

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