Sodium, Whole Blood


Abbrev Code:NAW   
Order Code:LAB3629Order Name:Sodium Whole Blood
Methodology:Direct ion selective electrode
CPT Codes: 84295 x1
Turnaround Time:Performed and reported 24 hours/day.
Special Instructions:Arterial or venous blood collected in a dry lithium heparin syringe for blood gas or ionized calcium analysis may be used for sodium, potassium or glucose analysis simultaneously.


Collection Instructions

Specimen:Blood
Optimal Volume:1 mL
Minimum\Peds Volume:0.2 mL (tuberculin syringe)
Container:Dry heparin syringe
Alternate Containers: Capillary (lithium heparin) gas tube, Green (lithium heparin, gel), Green (lithium heparin) on ICE
Collection Instructions:Must be delivered to the laboratory within 2 hours of collection. Plasma samples are acceptable if processed within 2 hours of collection.


Processing and Shipping

Specimen Processing:Whole blood. Do not process. Do not store.
Test Performed at or Referral Lab Chemistry  (UMMC-East Bank, Northland, UMMC/UMMCH-West Bank, UMMC West NICU, M Health Clinic and Surgery Center, UMMC West Satellite)


Interpretive

Critical Range:Whole Blood Testing Critical Values and Reference Ranges
Reference Range:Whole Blood Testing Critical Values and Reference Ranges
Use:Evaluate sodium metabolism and drugs or diseases that alter it.


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