Medical News Today: What is a blood gas test?

A blood gas test is also called an arterial blood gas test or a blood gas analysis. Results show blood oxygen and carbon dioxide levels, pH levels, and lung function. Doctors often use the test in emergency situations, when they need to determine why a person is having trouble breathing. Learn more about the test here.
Source: Health News from Medical News Today - Category: Consumer Health News Tags: Blood / Hematology Source Type: news