Contents Preface vii Guest Editors ix Introduction xi List of abbreviations xiii 1. Screening and case finding 1 Joan B. Soriano and David Price 2. COPD as a consequence of premature birth? 26 Charlotte E. Bolton 3. Nonsmokers and biomass exposure 35 Alejandra Ramírez-Venegas, Raul H. Sansores, Mónica Velázquez-Uncal and Oliver Pérez-Bautista 4. α1-antitrypsin deficiency 47 Damian Bruce-Hickman, Catherine M. Greene and Bibek Gooptu 5. The asthma–COPD overlap syndrome 85 Miriam Barrecheguren, Cristina Esquinas and Marc Miravitlles 6. The overlap with bronchiectasis 96 Miguel Ángel Martínez-García, Luis Máiz Carro and David de la Rosa Carrillo 7. Coexistent COPD and ILD 109 Matthew D. Jankowich and Sharon Rounds 8. The value of CT scanning 121 Samuel Y. Ash and George R. Washko 9. Re-assessing the importance of FEV1 decline 134 Jørgen Vestbo and Peter Lange 10. The use of multidimensional indices 143 Bartolome R. Celli and Ciro Casanova Macario 11. What is bacterial colonisation in COPD? 161 Arjun Mohan and Sanjay Sethi ERS monograph Controversies in COPD Number 69 September 2015