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; Electrolytes
Methodology:Roche: Enzymatic
Vista: Bichromatic rate
Woodwinds: Enzymatic
CPT Codes: 82374 x1, 82374 x1
Turnaround Time:Performed and reported 24 hours/day.
Associated Links:

Roche Go Live Schedule



Collection Instructions

Specimen:Blood
Optimal Volume:2.5 mL
Minimum\Peds Volume:0.6 mL
Collection Instructions:Chemistry Tests Containers Chart
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:7 days refrigerated. Separate from erythrocytes and store tightly stoppered. Analyze as soon as possible after collection.
Test Performed at or Referral Lab Chemistry  (CSC Maple Grove, Grand Itasca, Northland, Oxboro Clinic, Range, Roche-CSC Mpls, Roche-Lakes, Roche-Ridges, Roche-St. John's, Roche-UMMC East, Southdale, UMMC/UMMCH-West Bank, 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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