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.
- Reviewed last on: 7/10/2009
- Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington, School of Medicine; and C. Benjamin Ma, MD, Assistant Professor, Chief, Sports Medicine and Shoulder Service, UCSF Dept of Orthopaedic Surgery. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.