Peninsula Regional Medical Center - Part of Peninusula Regional Health System

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Sweat test

Sweat test
The sweat electrolyte test is performed to determine the amount of chloride that is excreted in sweat from the body during a certain period of time. The test may be performed on infants to determine if cystic fibrosis is present. Children with cystic fibrosis have increased sodium and chloride concentrations in their sweat.

Review Date: 4/21/2015
Reviewed By: Neil K. Kaneshiro, MD, MHA, clinical assistant professor of Pediatrics, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.

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