Domiciliary Oxygen Therapy by Dr. Saman Kularathne

Summary - Continuous oxygentherapy (at least 15 hours/day)• Stable chronic lung disease, particularly COPD, whohave an arterial partial pressure of oxygen (Pao2)consistently ≤ 55 mmHg (7.3 kPa) when at rest,awake and breathing air.or• Stable daytime Pao2 is 56–59 mmHg (7.4–7.8 kPa) andevidence of hypoxic organ damage (including rightheart failure, pulmonary hypertension or polycythaemia).