Chloride - urine
Last updated: Wednesday, 14, April, 2004
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Random or 24 hour urine collection without preservative.
Spectrophotometry, coulimetry or ISE.
| Reference Interval|
Dependent on intake, typically 100-250 mmol/24 hours.
To define the site of chloride loss in metabolic alkalosis and other electrolyte disturbances when it is not obvious clinically. Monitoring compliance with a low salt diet.
Patients with a metabolic alkalosis and an associated urine chloride level of <10 mmol/L are usually chloride deficient from gut or sweat loss and may require replacement therapy.
Harrington JT and Cohen JJ. N Engl J Med 1975; 293(24): 1241-1243.