Thanks for your query.COPD
in this case is probably stage 4. The treatment at this stage is long term oxygen therapy
and pulmonary rehabilitation
. Flute blowing may be a part of this. What I feel as a doctor is to give relief to anybody. The main aim at this juncture will be to prevent exacerbation which is frequently due to infection, maintaining the nourishment, maintaining his social life as far as possible and be emotional to him.