A PaO2 test measures oxygen pressure in arterial blood to help guide treatment for respiratory issues. This test is part of an arterial blood gas (ABG) test, which also measures other components like ...

Oxygen therapy is widely used in the management of a number of chronic and acute health conditions. The therapy may be used in a hospital setting or pre-hospital setting (e.g. in the ambulance) to ...

Are there any guidelines on when to initiate home oxygen therapy in patients with chronic obstructive pulmonary disease (COPD)? —Darren E. Levy, DO, Wellington, Fla. Long-term low-flow oxygen therapy ...