CO2, Total, Serum/Plasma


Abbrev Code:CO2   
Order Code:LAB55Order Name:CO2 Total
Order Instructions:Order CO2W for whole blood specimens.
Synonyms:Carbon Dioxide; Bicarbonate; CO2; Electrolytes
Methodology:Bichromatic rate
St Johns/St Joseph/Woodwinds: Enzymatic
CPT Codes: 82374 x1
Turnaround Time:Performed and reported 24 hours/day.


Collection Instructions

Specimen:Blood
Optimal Volume:2.5 mL
Minimum\Peds Volume:0.6 mL
Container:Green (lithium heparin, gel), St Johns/St Joseph/Woodwinds-Green (lithium heparin, no gel)
Alternate Containers: Red (no gel), Red or gold (gel), St Johns/St Joseph/Woodwinds - Red (no gel), Dry heparin syringe
Causes for Rejection:Specimen not separated from cells within 2 hours of collection (4 hours for Home Health specimens).


Processing and Shipping

Specimen Processing:Process within 2 hours (4 hours for Home Health specimens). Preferably, retain in primary container; do not remove stopper. Aliquot 1.25 mL, 0.2 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:Analyze as soon as possible after collection.
Test Performed at or Referral Lab Chemistry  (M Health Maple Grove Clinic, Range, UMMC-East Bank, Oxboro Bloom, Lakes, Ridges, Northland, Southdale, UMMC/UMMCH-West Bank, M Health Clinic and Surgery Center, Grand Itasca, St. Joseph's, St. John's, Woodwinds)


Interpretive

Critical Range:Basic, Electrolyte and Renal Panels Critical Values and Reference Ranges
Reference Range:Basic, Electrolyte and Renal Panels Critical Values and Reference Ranges
Use:Monitor and treat acid/base imbalances.


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