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Test Code 1023
Chloride is a negatively charged electrolyte that helps regulate the body’s salt/water and acid/base balance.
Ion Selective Electrode (ISE)
1.0 mL serum (0.5 mL minimum) collected in serum separator tube (SST/Tiger Top)
Refrigerated (ship on frozen cold packs)
Refrigerated: 14 days
- Low: <98 mmol/L
- Normal: 98-110 mmol/L
- High: >110 mmol/L
- Alert: ≤80 or ≥120 mmol/L
- Elevated levels of chloride can indicate dehydration, high sodium, or kidney disease also Cushings syndrome.
- Low levels of chloride can indicate low sodium, emphysema or chronic lung disease, or congestive heart failure also Addison disease.
Assess etiology of elevation such as dehydration, vomiting, medications, and kidney problems that may lead to abnormal electrolyte imbalance.