This will normalize once. treatment pressure is achieved. Depending upon the treatment pressure used for. your therapy, you might be instructed to peri-. odically breathe air from a facemask inside the. chamber. This provides an additional protection. against oxygen toxicity.
When to See a Doctor. If you have frequent bouts of chest pain, heart palpitations or irregular heartbeats, shortness of breath or fainting, you should see your doctor right away as sudden cardiac arrest requires emergency treatment. If these symptoms are ongoing, call 9-1-1 immediately.ââ.
Cardiac Arrest (not a heart attack). In cardiac arrest, a personâs heart stops beating. Cardiac arrest is not the same thing as a heart attack, but it is worth discussing alongside heart attack. Cardiac arrest can occur due to a heart attack, but cardiac arrest can also occur as a primary event.ardiac Arrest (not a heart attack). In cardiac arrest, a personâs heart stops beating. Cardiac arrest is not the same thing as a heart attack, but it is worth discussing alongside heart attack. Cardiac arrest can occur due to a heart attack, but cardiac arrest can also occur as a primary event.