PO2

PO2 is the partial pressure of oxygen in the patient's arterial blood. It is an element of the Arterial Blood Gases.

PO2 and PaO2 are used interchangeably in the context of the Critical Care and Medicine Data.

Collection instructions

There are special collection instructions for Arterial Blood Gas tests, refer there for further info.

see also

• See APACHE Scoring table
• See FiO2 table