Electrolyte Panel, Whole Blood


Sunquest Code:LYTEWB  
Epic Code:LAB16Epic Name:Electrolyte Whole Blood Panel
Methodology:Direct ion selective electrode
Test Includes:Anion gap, chloride, CO2, potassium, sodium
Turnaround Time:Performed and reported 24 hours/day


Collection Instructions

Specimen:Blood
Optimal Volume:1 mL
Minimum\Peds Volume:0.2 mL (tuberculin syringe)
Container:Dry heparin syringe (Capillary (lithium heparin) gas tube, Green (lithium heparin, gel), Green (lithium heparin) on ICE)
Collection Instructions:Do not allow patient to clench/unclench hand. 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, Fairview Northland - FNMC, UMMC/UMMCH-West Bank, UMMC NICU)


Interpretive

Critical Range:

Na

Less than 120 mmol/L

Greater than 160 mmol/L

K

Less than 2.7 mmol/L

Greater than 6.0 mmol/L

CO2

Less than 11 mmol/L

Greater than 45 mmol/L

Cl

None

None

 

 

Reference Range:

 

 

Age

 

Na

mmol/L

 

K*

mmol/L

 

Cl

mmol/L

 

CO2

mmol/L

Anion Gap

mmol/L

0-30 d

133-146

3.2-6.0

96-110

17-29

6-17

1-11 mo

133-143

3.2-6.0

96-110

17-29

6-17

1-15 y

133-143

3.4-5.3

96-110

20-32

6-17

16 y & older

133-143

3.4-5.3

94-109

20-32

6-17

*Serum values may be 0.1-0.2 mmol/L greater than plasma or whole blood values.

* Anion Gap calculation: Na - (Cl + CO2)

 



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