You must undergo an arterial blood gas study or pulse oximetry test. Qualification often requires oxygen saturation at or below 88% at rest.
A doctor must evaluate you in person to diagnose conditions like COPD, emphysema, or congestive heart failure. buy oxygen for home use
Based on your lifestyle and medical needs, you will choose one of three primary types of equipment: Portable Oxygen Concentrators: Rove 6, Rove 4 & G5 - Inogen You must undergo an arterial blood gas study
The first step is a clinical evaluation to determine your medical need. buy oxygen for home use