I am a 66yr female. I,have never smoked or been around smoke.approx. 5yr. I have developed increased sob. my o2 sats. are normal. I, have peristenly been treated with predisone and antibiotics. approx. 1 wk. after treatment, the problems return. I, have been using inhalers and breathing treatments, with only a small degree of relief. my chest ct. talks about trapped air. I have been reduced to barely making it too the bathroom. I, have no quality of life. I, am extremely fatigue, spending 90% of my time in bed.