MedlinePlus Medical Encyclopedia: Sweat Test

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Sweat Test

The sweat electrolyte test is a test that measures the level of chloride in sweat. In children, increased sodium and chloride concentrations in sweat can indicate cystic fibrosis, an inherited disease that affects the respiratory and digestive system.

Update Date: 12/1/2005

Updated by: Daniel Rauch, MD, FAAP, Director, Pediatric Hospitalist Program, Associate Professor of Pediatrics, NYU School of Medicine, New York, NY. Review provided by VeriMed Healthcare Network.

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