Editorials

	Is sleep disordered breathing associated with increased mortality? JOHN A FLEETHAM Thorax 1998; 53: 627-628. doi:10.1136/thx.53.8.627 [Extract] [Full text] [PDF] [Request Permissions]
	Small airways: a time to revisit? DAVID J EVANS and MALCOLM GREEN Thorax 1998; 53: 629-630. doi:10.1136/thx.53.8.629 [Extract] [Full text] [PDF] [Request Permissions]

Original articles

	Increased mortality among sleepy snorers: a prospective population based study Eva Lindberg, Christer Janson, Kurt Svärdsudd, Thorarinn Gislason, Jerker Hetta, and Gunnar Boman Thorax 1998; 53: 631-637. doi:10.1136/thx.53.8.631 [Abstract] [Full text] [PDF] [Request Permissions]
	The prevalence of clinically significant sleep apnoea syndrome in the Netherlands A Knuistingh Neven, H A M Middelkoop, B Kemp, H A C Kamphuisen, and M P Springer Thorax 1998; 53: 638-642. doi:10.1136/thx.53.8.638 [Abstract] [Full text] [PDF] [Request Permissions]
	Evaluation of an auto-CPAP device for treatment of obstructive sleep apnoea J H Ficker, G H Wiest, G Lehnert, B Wiest, and E G Hahn Thorax 1998; 53: 643-648. doi:10.1136/thx.53.8.643 [Abstract] [Full text] [PDF] [Request Permissions]
	Association of years of occupational quartz exposure with spirometric airflow limitation in Norwegian men aged 30-46 years Sjur Humerfelt, Geir E Eide, and Amund Gulsvik Thorax 1998; 53: 649-655. doi:10.1136/thx.53.8.649 [Abstract] [Full text] [PDF] [Request Permissions]
	Fluticasone propionate 750 µg/day versus beclomethasone dipropionate 1500 µg/day: comparison of efficacy and adrenal function in paediatric asthma Dominic Fitzgerald, Peter Van Asperen, Craig Mellis, Mareea Honner, Lucia Smith, and Geoffry Ambler Thorax 1998; 53: 656-661. doi:10.1136/thx.53.8.656 [Abstract] [Full text] [PDF] [Request Permissions]
	Individual allergens as risk factors for bronchial responsiveness in young adults Susan Chinn, Deborah Jarvis, Christina Luczynska, and Peter Burney Thorax 1998; 53: 662-667. doi:10.1136/thx.53.8.662 [Abstract] [Full text] [PDF] [Request Permissions]
	Raised levels of exhaled carbon monoxide are associated with an increased expression of heme oxygenase-1 in airway macrophages in asthma: a new marker of oxidative stress Ildikó Horváth, Louise E Donnelly, András Kiss, Paolo Paredi, Sergei A Kharitonov, and Peter J Barnes Thorax 1998; 53: 668-672. doi:10.1136/thx.53.8.668 [Abstract] [Full text] [PDF] [Request Permissions]
	Influence of atmospheric nitric oxide concentration on the measurement of nitric oxide in exhaled air Massimo Corradi, Alessandro Pelizzoni, Maria Majori, Angelo Cuomo, Eriberto de' Munari, and Alberto Pesci Thorax 1998; 53: 673-676. doi:10.1136/thx.53.8.673 [Abstract] [Full text] [PDF] [Request Permissions]
	Acute inhalation of cigarette smoke increases lower respiratory tract nitric oxide concentrations D C Chambers, W S Tunnicliffe, and J G Ayres Thorax 1998; 53: 677-679. doi:10.1136/thx.53.8.677 [Abstract] [Full text] [PDF] [Request Permissions]
	Nitrite levels in breath condensate of patients with cystic fibrosis is elevated in contrast to exhaled nitric oxide L P Ho, J A Innes, and A P Greening Thorax 1998; 53: 680-684. doi:10.1136/thx.53.8.680 [Abstract] [Full text] [PDF] [Request Permissions]
	Increases in CD4+ T lymphocytes, macrophages, neutrophils and interleukin 8 positive cells in the airways of patients with bronchiectasis M Gaga, A M Bentley, M Humbert, J Barkans, F O'Brien, C G Wathen, A B Kay, and S R Durham Thorax 1998; 53: 685-691. doi:10.1136/thx.53.8.685 [Abstract] [Full text] [PDF] [Request Permissions]
	Interstitial laser photocoagulation of normal lung parenchyma in rats D I Fielding, G Buonaccorsi, A Hanby, M R Hetzel, and S G Bown Thorax 1998; 53: 692-697. doi:10.1136/thx.53.8.692 [Abstract] [Full text] [PDF] [Request Permissions]

Review series

	Genetics and pulmonary medicine  4: Pulmonary embolism Michael Laffan Thorax 1998; 53: 698-702. doi:10.1136/thx.53.8.698 [Extract] [Full text] [PDF] [Request Permissions]

Occasional reviews

	Current role of positron emission tomography in thoracic oncology Val J Lowe and Keith S Naunheim Thorax 1998; 53: 703-712. doi:10.1136/thx.53.8.703 [Extract] [Full text] [PDF] [Request Permissions]
	Cytokines induce airway smooth muscle cell hyperresponsiveness to contractile agonists Yassine Amrani and Reynold A Panettieri, Jr Thorax 1998; 53: 713-716. doi:10.1136/thx.53.8.713 [Extract] [Full text] [PDF] [Request Permissions]

Case reports

	Human syngamosis: the first case in Korea Hie Yeon Kim, Sang Moo Lee, Jong- Eun Joo, Moon Jun Na, Myoung Hee Ahn, and Duk Young Min Thorax 1998; 53: 717-718. doi:10.1136/thx.53.8.717 [Abstract] [Full text] [PDF] [Request Permissions]

Letters to the editor

	Cyclo-oxygenase ANTHONY SAMPSON, STEPHEN HOLGATE, K FRANK AUSTEN, ANDRZEJ SZCZEKLIK;, JANE A MITCHELL, and MARIA G BELVISI Thorax 1998; 53: 719. doi:10.1136/thx.53.8.719 [Extract] [Full text] [PDF] [Request Permissions]
	Intrapleural streptokinase JOANNE PORTER and A P BANNING Thorax 1998; 53: 719. doi:10.1136/thx.53.8.719a [Extract] [Full text] [Request Permissions]