Biomarker Lens

Biomarkers · Chemical

Carbon Dioxide, Total

A carbon dioxide (CO2) blood test measures the amount of carbon dioxide in your blood. Carbon dioxide is an odorless, colorless gas.

Carbon Dioxide (CO2) in Blood, MedlinePlus, National Library of Medicine

Primary unit
mmol/L
LOINC codes
2028-9
Tests that measure Carbon Dioxide, Total
Quest Diagnostics 19, Labcorp 15

Tests

Check the catalog code, specimen, method and preparation for every test that measures Carbon Dioxide, Total. Select up to five tests to compare them side by side.

Quest Diagnostics 19 tests

Single-analyte tests

  • Carbon Dioxide 310

    1 full unopened spun gel barrier tube · Fasting not stated · Turnaround Set up: Mon-Sat; Report available: 3 days

    Method and collection
    Method
    Spectrophotometry (SP)
    Collection
    Do not open tube
    Reference notes
    20-32 mmol/L
    Quest Diagnostics catalog page

Panels that include this biomarker

  • Electrolyte Panel 34392

    4 analytes · Serum · Fasting not stated · Turnaround Set up: Mon-Sat; Report available: 3 days

    Method and collection
    Method
    See individual tests
    Reference notes
    See individual tests
    Quest Diagnostics catalog page

  • Anion Gap Panel (Electrolyte Balance) 21105

    5 analytes · Serum · Fasting not stated · Turnaround Set up: Daily

    Method and collection
    Method
    See individual tests
    Reference notes
    See individual tests
    Quest Diagnostics catalog page

  • Basic Metabolic Panel without Calcium 34388

    8 analytes · Serum · Fasting not stated

    Method and collection
    Method
    See individual tests
    Preparation
    Fasting specimen is preferred
    Reference notes
    See Laboratory Report
    Quest Diagnostics catalog page

  • Basic Metabolic Panel without Calcium and Glomerular Filtration Rate, Estimated (eGFR) 19113

    8 analytes · Serum · Fasting not stated

    Method and collection
    Method
    See individual tests
    Reference notes
    See Laboratory Report
    Quest Diagnostics catalog page

  • Basic Metabolic Panel 10165

    9 analytes · Serum · Fasting not stated · Turnaround Set up: Mon-Sat; Report available: 3 days

    Method and collection
    Method
    See individual tests
    Preparation
    Fasting specimen is preferred
    Reference notes
    See Laboratory Report
    Quest Diagnostics catalog page

Labcorp 15 tests

Single-analyte tests

  • Carbon Dioxide, Total 001578

    Serum · Fasting not stated · Turnaround Within 1 day

    Method and collection
    Method
    Enzymatic
    Collection
    Separate serum or plasma from cells within 45 minutes of collection.
    Reference notes
    See table. Age Range (mmol/L) 0 to 30 d 16−29 31 d to 1 y 15−25 2 to 5 y 17−26 6 to 12 y 19−27 >12 y 20−29
    Labcorp catalog page

Panels that include this biomarker

  • Electrolyte Panel 303754

    4 analytes · Serum · Fasting not stated · Turnaround Within 1 day

    Method and collection
    Method
    Ion-selective electrode (ISE); enzymatic
    Collection
    Separate serum or plasma from cells within 45 minutes of collection; avoid hemolysis.
    Labcorp catalog page

  • Litholink Serum Panel (Sodium, Potassium, Chloride, CO2, Creatinine, Calcium, Phosphorus, Magnesium, Uric Acid) 910103

    10 analytes · Serum · Fasting not stated · Turnaround Within 1 day

    Method and collection
    Method
    See individual tests.
    Preparation
    Patient should fast for 12 hours preceding collection of specimen.
    Collection
    Draw blood in a gel-barrier tube and centrifuge. If red-top tube or green-top tube is used, centrifuge within 45 minutes of draw, remove the serum or plasma and place in a transport tube and tightly stopper the tube.
    Labcorp catalog page

  • Metabolic Panel (8), Basic 322758

    10 analytes · Serum · Fasting not stated · Turnaround Within 1 day

    Method and collection
    Method
    See individual tests.
    Preparation
    Patient should fast for 12 hours preceding collection of specimen.
    Collection
    Draw blood in a gel-barrier tube and centrifuge. If red-top tube or green-top tube is used, centrifuge within 45 minutes of draw, remove the serum or plasma, and place in a transport tube and tightly stopper the tube.
    Labcorp catalog page

  • Renal Function Panel 322777

    12 analytes · Serum · Fasting not stated · Turnaround Within 1 day

    Method and collection
    Method
    See individual tests.
    Preparation
    Patient should fast overnight (12 hours preferred; eight hours acceptable) preceding collection of specimen.
    Collection
    Separate serum or plasma from cells within 45 minutes of collection.
    Labcorp catalog page

  • Kidney Profile Plus Metabolic Panel (8), Basic 140302

    13 analytes · Serum · Fasting not stated · Turnaround Within 1 day

    Method and collection
    Method
    See individual tests.
    Collection
    Separate serum or plasma from cells within 45 minutes of collection.
    Labcorp catalog page

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Sources

Verify these ranges and sources

We compile this page from named laboratory catalogs, guidelines and studies. Labs calculate reference intervals from the people they test, for one assay method and one population group, so an interval describes that population rather than an optimal target.

Interpret your own results with a licensed clinician, or track your lab history and health goals in Aumnivida.

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