CO2

Carbon Dioxide, Serum or Plasma

EPIC Test Procedure Code: LAB2074

Performing Lab:
Saint Luke's Regional Laboratories
Container Type:
Serum gel tube or green top (heparin) tube
Specimen Type:

Serum or plasma

Preferred Volume:
1 mL
Minimum Volume:
0.5 mL
Collection Procedure:

1. Indicate the specimen type on the request form.
2. Label the specimen appropriately.

Store and Transport:
Room Temperature: < 12 hours
Refrigerated: > 12 hours
Stability:

If the specimen is tightly capped:
Refrigerated - 3 days
Room temperature - 24 hours

CPT Codes:

82374 - Carbon Dioxide (EAP 30011020)

Test Schedule:
Monday through Sunday
Method:
Enzymatic
Reference Ranges:

20 - 31

mEq/L

Critical values:

< 1 year:

≤ 15 or > 40

mEq/L

> 1 year:

≤ 10 or > 40

mEq/L

Lab Personnel

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