swimmer's itch

Origin of swimmer's itch

First recorded in 1925–30; so called because the schistosomes enter the skin from untreated water
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

swimmer's itch in Medicine

swimmer's itch

[swĭmərz]
n.
  1. schistosome dermatitis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.