Dec 21, 2016




Clinical Hub,Tools & Resources,UWHC Lab Test Directory,Blood Gas

Sodium, Whole Blood

Sodium, Whole Blood (HCWBNA) Blood Gas Lab Test

Name: Sodium, Whole Blood

Test Name: Sodium, Whole Blood

Health Link Test Code: HCWBNA

LIS Test Code: WBNA

CPT Code(s): 84295

Included In: Electrolytes, Whole Blood

Methodology: Ion Selective Electrode

Days Performed: Daily, 24 hours.

Stat In-Lab Turnaround Time: Less than 30 minutes.

Specimen: Arterial, venous, or capillary

Collection Container: Radiometer PICO® syringe

Also Acceptable: 2 full Radiometer capillary tubes, Green top

Collection Instructions:

Radiometer "PICO"® syringes must be free of bubbles and clots. Two full Radiometer capillaries free of air bubbles and clots are needed for capillary blood.

Collection Volume: 1.5 mL

Pediatric Collection Volume: 0.5 mL

Stability Ambient:

1 hour

Stability Refridgerated:

Not acceptable

Stability Frozen:

Not acceptable

Sample Analyzed: Whole Blood

Testing Volume: 1.5 mL

Pediatric Testing Volume: 0.5 mL

Specimen Transport:

Transport specimen to UWHC Hospital Laboratory immediately.

Unacceptable Criteria:

Clotted specimens, iced specimens, or specimens past stability time are not acceptable.


0 days and up: 137-144 mmol/L

Interpretation Type: Reference Interval

Effective Date of Reference Range: Mon, 06 Jun 2016 07:00:00 CDT

Critical Calls: yes