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Sodium : 836
Test CodeNAAU OR 836
CPT Codes
84295
Transport Container
Preferred Specimen
1 mL serum
Alternative Specimens
Sodium heparin (green-top) tube orLithium heparin (green-top) tube
Minimum Volume
0.5 mL
1 mL serum
Alternative Specimens
Sodium heparin (green-top) tube orLithium heparin (green-top) tube
Minimum Volume
0.5 mL
Transport Temperature
Room temperature.
Specimen Stability
Serum and plasma:
Room temperature: 7 days; Refrigerated: 7 days; Frozen: 28 days
Room temperature: 7 days; Refrigerated: 7 days; Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis, Anticoagulants other than heparin
Methodology
Ion Selective Electrodes (ISE)
Setup Schedule
Sunday - Saturday
Report Available
1 day
Reference Range
135-146 mmol/L
Clinical Significance
Sodium measurements are useful in the diagnosis and treatment of aldosteronism, diabetes insipidus, adrenal hypertension, Addison's Disease, dehydration, inappropriate antidiuretic hormone secretion, or other diseases involving electrolyte imbalance.
Performing Laboratory
med fusion
