Test Code NA SODIUM
Additional Codes
LAB122
Performing Laboratory
Porter Hospital Laboratory
Specimen Requirements
Specimen Type: Blood
Container/Tube: Tiger top, serum gel
Also Acceptable: Green top (Lithium Heparin)
Specimen Volume: Full tube, submit 0.5 mL serum
Specimen Minimum Volume: 0.3 mL
Collection Instructions:
1. Send specimen in original tube.
2. If there is a delay in transport of >1 hour, centrifuge tube. 3. Centrifuged samples that have not leaked aroung gel barrier are stable for 7 days at 2 – 8ºC
Specimen Transport Temperature
Refrigerated
Day(s) Performed
Daily; Available STAT
Test Classification and CPT Coding
84295
Reference Values
136-145 mEq/L
Normal Reference Values
<120 or > 160 mEq/L