Hyperventilation syndrome is the term used to describe the symptoms and signs resulting from over-breathing.
In this condition, the rate and depth of breathing exceed that required to maintain normal levels of carbon dioxide in the blood. Consequently, the carbon dioxide level in the arterial blood falls, resulting in a range of symptoms and signs as below. Anxiety is usually present.
Not every person who is breathing deeply or rapidly has hyperventilation syndrome. Other more serious conditions which could cause this include:
If any of the above conditions are suspected, call 000 for an ambulance.
Symptoms may include:
A feeling of detachment and not being in full control of the body (depersonalisation).
Signs may include:
Management of Hyperventilation Syndrome