Carbon Dioxide

Specimen Requirements

1.0 mL Plasma in a PST Mint Green Top Tube - Li Heparin (preferred)
or 
1.0 mL Serum in a SST Gold Top Tube 

Alternate Specimen

1.0 mL Serum in a SST Gold Top Tube (Centrifuge within 4 hours of collection)
or
1.0 mL Serum from a Red Top Tube in a Plastic Vial (Centrifuge and separate within 4 hours of collection)
or 
1.0 mL Plasma from a Green Top Tube - Li Heparin in a Plastic Vial

TransportAndStorage

6 days Refrigerated

4 hours unspun

Collection Instructions

 

Minimum Volume

0.2 mL

Neonatal Volumne

Reference Range:

0 days to 1 year: 14 - 23 mmol/L
1 year to Adult: 21 - 29 mmol/L

Critical Ranges:

Low: < 10 mmol/L
High: > 45 mmol/L

Methodology:

• Enzymatic

CDM

01420185

CPT Coding

82374