- What Is It?
What Is Carbon Dioxide (CO2) Poisoning?
- Inadequate ventilation when scuba diving results in carbon dioxide build-up.
- Inadequate breathing, a tight wetsuit, overexertion, regulator malfunction, deep diving, and contamination of the air supply with exhaled gases often cause a carbon dioxide buildup.
- Carbon dioxide levels in the blood can increase, causing shortness of breath and sedation, resulting in carbon dioxide toxicity.
Carbon Dioxide Poisoning (CO2) Symptoms
Common symptoms of carbon dioxide poisoning include:
Severe cases of carbon dioxide toxicity progress to
- convulsions, and
- loss of consciousness.
Carbon Dioxide Poisoning (CO2) Treatment
Treat people with carbon dioxide toxicity as follows:
- Administer fresh air or oxygen.
- Allow the person to rest.
- Call 911 if the person develops severe symptoms or is unresponsive.
When to Seek Medical Care for Carbon Dioxide (CO2) Poisoning
Medical assistance is generally not required for people with carbon dioxide toxicity, except in severe cases as defined above.
For More Information on CO2 Poisoning
Oracle ThinkQuest, Diving: Gases and Moisture
Diving Medicine Online, CO2 Retention
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"Mechanisms, causes, and effects of hypercapnia"