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Inhalation injury can be classified in three ways: injury to the upper respiratory tract (proximal to and including the larynx), injury to the lower respiratory tract (tracheobronchial injury) or systemic inhalation intoxication. Here you will find information on the etiology, assessment and treatment of inhalation injuries.

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Systemic inhalation intoxication (carbon monoxide)

Systemic toxicity can occur with inhalation injury. The two gases most commonly associated with this are carbon monoxide (CO) and hydrogen cyanide (HCN). Intoxication has certain signs and symptoms that differ depending on the gas. However, treatment protocols are the same.
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Inhalation injury to the lower respiratory tract

A lower respiratory tract inhalation injury is often caused by the inhalation of burning substances, such as chemicals in smoke. Physical signs and symptoms include burns to the face and difficulty breathing. Here you can find information on the causes and signs of an lower respiratory tract inhalation injury, as well as treatment approaches.
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Inhalation injury to the upper respiratory tract

An upper respiratory tract inhalation injury has specific physical signs and symptoms, such as burns to the face and difficulty breathing. Here you can find information on the etiology, signs and symptoms of an inhalation injury to the upper respiratory tract, as well as treatment approaches.