Contents Volume 70 Issue 1 | THORAX January 2015 Editorials Critical care 1 41 Dysregulated fibulin-5 expression and elastogenesis in COPD lungs: pyromaniac or fire fighter? G Brusselle Journal of the British Thoracic Society Impact Factor: 8.562 Traffic-related air pollution: an avoidable exposure to improve respiratory health Editors-in-Chief P D Sly A Bush (UK) I Pavord (UK) 3 5 Deputy Editors P Cullinan (UK) C Lloyd (UK) T P Hellyer, A C Morris, D F McAuley, T S Walsh, N H Anderson, S Singh, P Dark, A I Roy, S V Baudouin, S E Wright, G D Perkins, K Kefala, M Jeffels, R McMullan, C M O’Kane, C Spencer, S Laha, N Robin, S Gossain, K Gould, M-H Ruchaud-Sparagano, J Scott, E M Browne, J G MacFarlane, S Wiscombe, J D Widdrington, I Dimmick, I F Laurenson, F Nauwelaers, A J Simpson Biomarkers to exclude the diagnosis of ventilator-associated pneumonia M A Matthay Associate Editors R Beasley (New Zealand) A Custovic (UK) P Gibson (Australia) J Grigg (UK) D Halpin (UK) ML Han (USA) A Jones (UK) E Lim (UK) N Maskell (UK) Diagnostic accuracy of pulmonary host inflammatory mediators in the exclusion of ventilator-acquired pneumonia S Nathan (USA) JL Pepin (France) T Sethi (UK) D Sin (Canada) M Steiner (UK) D Thickett (UK) A Torres (Spain) Z Udwadia (India) H Zar (South Africa) 7 Not all wheeze is asthma: time for patients to exercise their rights 9 T Fardon (UK) Statistical Editors G Jenkins Online Associate Editor Statistician 11 A Millar D J DePianto, S Chandriani, A R Abbas, G Jia, E N N’Diaye, P Caplazi, S E Kauder, S Biswas, S K Karnik, C Ha, Z Modrusan, M A Matthay, J Kukreja, H R Collard, J G Egen, P J Wolters, J R Arron Respiratory epidemiology 57 Journal club Editor President, British Thoracic Society Bronchiectasis 12 Editorial Office Thorax, BMA House, Tavistock Square, London WC1H 9JR, UK T: +44 (0)20 7383 6373 E: thorax@bmj.com Heterogeneous gene expression signatures correspond to distinct lung pathologies and biomarkers of disease severity in idiopathic pulmonary fibrosis Thorax: the lean and slippered Pantaloon years A Bush, I Pavord L Szatkowski (UK) J Quint (UK) 48 J H Hull Endotyping idiopathic pulmonary fibrosis should improve outcomes for all patients with progressive fibrotic lung disease J Gibson (UK) T McKeever (UK) Interstitial lung disease Quality of Life Questionnaire-Bronchiectasis: final psychometric analyses and determination of minimal important difference scores Prevalence of exercise-induced bronchoconstriction and exercise-induced laryngeal obstruction in a general adolescent population H Johansson, K Norlander, L Berglund, C Janson, A Malinovschi, L Nordvall, L Nordang, M Emtner A L Quittner, A E O’Donnell, M A Salathe, S A Lewis, X Li, A B Montgomery, T G O’Riordan, A F Barker Twitter: @ThoraxBMJ ISSN: 0040-6376 (print) ISSN: 1468-3296 (online) Disclaimer: Thorax is owned and published by the British Thoracic Society and BMJ Publishing Group Ltd, a wholly owned subsidiary of the British Medical Association. The owners grant editorial freedom to the Editor of Thorax. Chronic obstructive pulmonary disease 21 C-A Brandsma, M van den Berge, D S Postma, M R Jonker, S Brouwer, P D Paré, D D Sin, Y Bossé, M Laviolette, J Karjalainen, R S N Fehrmann, D C Nickle, K Hao, A I R Spanjer, W Timens, L Franke Thorax follows guidelines on editorial independence produced by the World Association of Medical Editors and the code on good publication practice of the Committee on Publication Ethics. Thorax is intended for medical professionals and is provided without warranty, express or implied. Statements in the Journal are there sponsibility of their authors and advertisers and not authors’ institutions, the BMJ Publishing Group Ltd, the British Thoracic Society or theBMAunless otherwise specified or determined by law. Acceptance of advertising does not imply endorsement. To the fullest extent permitted by law, the BMJ Publishing Group Ltd shall not be liable for any loss, injury or damage resulting from the use of Thorax or any information in it whether based on contract, tort or otherwise. Readers are advised to verify any information they choose to rely on. Copyright: © 2014 BMJ Publishing Group Ltd and the British Thoracic Society. All rights reserved; no part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical, photocopying, recording or otherwise without the prior permission of Thorax. A large lung gene expression study identifying fibulin-5 as a novel player in tissue repair in COPD 33 MORE CONTENTS 䉴 Cover caption: Bronchoscopic view of the tracheal web (see Nanzer AM, et al., page 101). Statin use and exacerbations in individuals with chronic obstructive pulmonary disease This article has been chosen by the Editor to be of special interest or importance and is freely available online. T S Ingebrigtsen, J L Marott, B G Nordestgaard, P Lange, J Hallas, J Vestbo OPEN ACCESS This article has been made freely available online under the BMJ Journals Open Access scheme. See http://thorax.bmj.com/site/about/guidelines.xhtml#open This journal is a member of and subscribes to the principles of the Committee on Publication Ethics http://publicationethics.org/ Thorax is published by BMJ Publishing Group Ltd, typeset by Techset and printed in the UK on acid-free paper. Thorax (ISSN No: 0040–6376) is published monthly by BMJ Publishing Group and distributed in the USA by Air Business Ltd. Periodicals postage paid at Jamaica NY 11431. POSTMASTER: send address changes to Thorax, Air Business Ltd, c/o Worldnet Shipping Inc., 156-15, 146th Avenue, 2nd Floor, Jamaica, NY 11434, USA. thoraxjnl_70_1_TOC.indd 1 10/12/14 5:29 PM Contents 64 Intrauterine and early postnatal exposure to outdoor air pollution and lung function at preschool age E Morales, R Garcia-Esteban, O Asensio de la Cruz, M Basterrechea, A Lertxundi, M D M L de Dicastillo, C Zabaleta, J Sunyer Volume 70 Issue 1 | THORAX January 2015 Pulmonary puzzles 93 Respiratory microbiota: addressing clinical questions, informing clinical practice OPEN ACCESS G B Rogers, D Shaw, R L Marsh, M P Carroll, D J Serisier, K D Bruce Case based discussions 95 98 Decreased glutathione and low catalase activity contribute to oxidative stress in children with α-1 antitrypsin deficiency A Escribano, M Amor, S Pastor, S Castillo, F Sanz, P Codoñer-Franch, F Dasí Images in thorax Intrapulmonary vascular shunt pathways in alveolar capillary dysplasia with misalignment of pulmonary veins C Galambos, S Sims-Lucas, N Ali, J Gien, M K Dishop, S H Abman An adolescent with persistent cough, abdominal pain and refusal to walk from Salesi Children’s Hospital S Angeloni, I Carloni, P Osimani, L Amici, C Lanza, F M de Benedictis 101 84 Lesson of the month: rowing-induced laryngeal obstruction: a novel cause of exertional dyspnoea: characterised by direct laryngoscopy B Panchasara, C Nelson, R Niven, S Ward, J H Hull Research letters 82 Receive regular table of contents by email. Register using this QR code. J Hutton, C McBrien, Z Sardelis, G McGann Review 74 A rapid change in a patient’s chest radiograph appearances A deadly web A M Nanzer, S Jordan, S Padley, M Griffiths, M Hind Journal club summaries 102 What’s hot that the other lot got C Lee PostScript 86 Correspondence Chest clinic Audit, research and guideline update 88 Which intravenous bronchodilators are being administered to children presenting with acute severe wheeze in the UK and Ireland? I Morris, M D Lyttle, R O’Sullivan, N Sargant, I J M Doull, C V E Powell, on behalf of the PERUKI network thoraxjnl_70_1_TOC.indd 2 10/12/14 5:30 PM