CT phenotypes in COPD – implications for treatment
Chronic obstructive pulmonary disease (COPD) is characterised by airflow obstruction that is not fully reversible, that does not change markedly over several months and that is usually progressive in the long term. As an umbrella term, COPD has subsumed chronic bronchitis and emphysema.
Allanah Barker, Judith Babar
Royal Papworth Hospital NHS Foundation Trust, Cambridge University Hospitals NHS Foundation Trust