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May 20, 2013
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Blood Concentrations and Symptoms of Carbon Monoxide Poisoning


Illustration of clinical symptoms at different concentrations of carboxyhemoglobin in the blood

Adapted from Gilman AG (2002). Goodman and Gilman's The Pharmacological Basis of Therapeutics, 10th ed., p. 1881. New York: McGraw-Hill.

Numbers indicate the amount of hemoglobin that has bonded with carbon monoxide. This number is also called the carboxyhemoglobin level.

ByHealthwise Staff
Primary Medical ReviewerE. Gregory Thompson, MD - Internal Medicine
Specialist Medical ReviewerR. Steven Tharratt, MD, MPVM, FACP, FCCP - Pulmonology, Critical Care Medicine, Medical Toxicology
Last RevisedMarch 18, 2010

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