sweat electrolytes…

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sweat test, sweat test, sweat test, sweat chloride, iontophoretic sweat test, test that measures the level of chloride in sweat, a low-level electric current is applied, test area, positive electrode is covered by gauze, saturated, pilocarpine, a drug that stimulates sweating, negative electrode is covered, gauze, saturated, bicarbonate solution, a current is applied, 5 to 12 minutes, a paper disk is then placed over the test site, covered, paraffin, obtain an airtight seal, after 1 hour, disk is transferred to a weighing jar, put in water to dissolve the salts, solution is then analyzed, chloride, no special preparation, test, does not cause any discomfort, children, cystic fibrosis have increased sodium, chloride concentrations in sweat, test performed on infants, early therapy is needed, normal values, sodium, less than 70 meq/l, abnormal, greater than 90 meq/l, equivocal, 70 to 90 meq/l, chloride, less than 50 meq/l, abnormal, greater than 60 meq/l, equivocal, 50 to 60 meq/l, meq/l = milliequivalent per liter an abnormal test, cystic fibrosis.