Carboxyhemoglobin is a topic covered in the Davis's Lab & Diagnostic Tests.

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General

Synonym/Acronym:
Carbon monoxide, CO, COHb, COH.

Common Use:
To identify the amount of carbon monoxide in the blood related to poisoning, toxicity from smoke inhalation, or exhaust from cars.

Specimen:
Whole blood collected in a green-top (heparin) or lavender-top (EDTA) tube, depending on laboratory requirement. Specimen should be transported tightly capped (anaerobic) and in an ice slurry if blood gases are to be performed simultaneously. Carboxyhemoglobin is stable at room temperature.

Normal Findings:
(Method: Spectrophotometry, co-oximetry)

% Saturation of Hemoglobin
Newborns10%–12%
NonsmokersUp to 2%
SmokersUp to 10%

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Citation

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TY - ELEC T1 - Carboxyhemoglobin ID - 425321 A1 - Bladh,Mickey Lynn, AU - Van Leeuwen,Anne M, BT - Davis's Laboratory & Diagnostic Tests UR - https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425321/all/Carboxyhemoglobin PB - F.A. Davis Company ET - 7 DB - Nursing Central DP - Unbound Medicine ER -