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Sodium (NA)
Test CodeLAB122
Alias/See Also
1231100077
CPT Codes
84295
Includes
SODIUM, BLOOD (NA)
Preferred Specimen
CLINIC COLLECTIONS: Gold/SST (Gel separator preferred)
Minimum Volume
CLINIC COLLECTIONS: 0.5 mL serum
Other Acceptable Specimens
Na Hep Green top tubes (Contact Lab)
Instructions
Specimen must be centrifuged within 2 hours after collection and plasma pulled off cells.
Specimen Stability
Room Temperature: centrifuge within 2 hours, Refrigerated: 7 days
Methodology
Abbott Alinity
Reference Range
Males/Females:
0-60 Days: 132-142 mEq/L
60 Days-15 Years: 138-145 mEq/L
15 Years and above: 136-145 mEq/L
0-60 Days: 132-142 mEq/L
60 Days-15 Years: 138-145 mEq/L
15 Years and above: 136-145 mEq/L
Performing Laboratory
ARKADELPHIA LABORATORY CONWAY LABORATORY FORT SMITH LABORATORY HEBER SPRINGS LABORATORY LITTLE ROCK LABORATORY NORTH LITTLE ROCK LABORATORY STUTTGART LABORATORY VAN BUREN LABORATORY MALVERN LABORATORY EL DORADO LABORATORY MAGNOLIA LABORATORY DREW COUNTY LABORATORY
Last Updated: August 26, 2026
