An arterial blood gas (abg) test measures oxygen, carbon dioxide, and acidity in your blood to see how well your lungs, heart and kidneys are working. An arterial blood gas (abg) test is a blood test that requires a sample from an artery in your body to measure the levels of oxygen and carbon dioxide in your blood. Critical actions 1.

Consider repeating abg if results do not fit the patient history and clinical scenario. A venous blood gas (vbg) can also be checked รขโ‚ฌยฆ An arterial blood gas analysis (abg) measures the balance of oxygen and carbon dioxide in your blood to see how well your lungs are working. It also measures the acid-base balance in the blood.