Blood Concentrations and Symptoms of Carbon Monoxide Poisoning

Blood Concentrations and Symptoms of Carbon Monoxide Poisoning

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

This information does not replace the advice of a doctor. Healthwise, Incorporated, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.

© 1995-2021 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.