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Carboxyhemoglobin

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

Bladh, Mickey Lynn., and Anne M. Van Leeuwen. "Carboxyhemoglobin." Davis's Lab & Diagnostic Tests, 7th ed., F.A. Davis Company, 2017. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425321/all/Carboxyhemoglobin.
Bladh ML, Van Leeuwen AM. Carboxyhemoglobin. Davis's Lab & Diagnostic Tests. 7th ed. F.A. Davis Company; 2017. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425321/all/Carboxyhemoglobin. Accessed April 20, 2019.
Bladh, M. L., & Van Leeuwen, A. M. (2017). Carboxyhemoglobin. In Davis's Lab & Diagnostic Tests. Available from https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425321/all/Carboxyhemoglobin
Bladh ML, Van Leeuwen AM. Carboxyhemoglobin [Internet]. In: Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2017. [cited 2019 April 20]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425321/all/Carboxyhemoglobin.
* Article titles in AMA citation format should be in sentence-case
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 -