What are the signs and symptoms of asphyxiant exposure due to smoke inhalation?

Updated: Oct 15, 2021
  • Author: Keith A Lafferty, MD; Chief Editor: Joe Alcock, MD, MS  more...
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Findings in patients exposed to asphyxiants may include the following:

  • CNS depression, lethargy, and obtundation

  • Irritability, severe temporal headache, and generalized muscle weakness

  • Coma (nearly always from CO poisoning)

See Clinical Presentation for more detail.

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