It reports oxygen saturation as a percentage. This measures your blood oxygen levels using a device that you clip onto your finger. You may also be familiar with pulse oximetry. Normal values for oxygen saturation are between 95 and 100 percent. This is a measure of how much oxygen is being carried by hemoglobin on your red blood cells. Another value reported by the ABG test is oxygen saturation.When values fall below 75 mm Hg, you’re considered to have hypoxemia. Values between 75 and 100 mm Hg are considered normal for an ABG test.It can also let them know how effectively carbon dioxide has been removed from your blood. Arteries are blood vessels that carry oxygen-rich blood to the organs and tissues in your body.īecause the blood sample comes from an artery, the results of an ABG test can give your doctor an idea about the oxygen level of the blood that’s currently being delivered to your body’s tissues. There are different ways this can be done.Īn arterial blood gas (ABG) test can measure the amount of oxygen and carbon dioxide in a blood sample taken from your artery, typically in your wrist. ![]() ![]() What’s a normal level of arterial oxygen?ĭetermining your blood oxygen level is an important part of diagnosing a variety of health conditions.
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