Short Reports

	Asymptomatic renal thoracic ectopia, pulmonary hypoplasia, and Bochdalek hernia G Hulks, M D Cowan, and J W Kerr Thorax 1990; 45: 635-636. doi:10.1136/thx.45.8.635 [Abstract] [PDF] [Request Permissions]
	Giant chondroma of the sternum mimicking a mediastinal mass Gershon Fink, Michael Bergman, Moris Levy, Irena Avidor, and Shimon Spitzer Thorax 1990; 45: 643-644. doi:10.1136/thx.45.8.643 [Abstract] [PDF] [Request Permissions]

Letters to the Editor

	AUTHORS' REPLY Neil Pearce, Julian Crane, Carl Burgess, and Richard Beasley Thorax 1990; 45: 645-646. doi:10.1136/thx.45.8.645-a [PDF] [Request Permissions]
	AUTHOR'S REPLY AC Davidson, R Leach, and NT Bateman Thorax 1990; 45: 646. doi:10.1136/thx.45.8.646-a [PDF] [Request Permissions]
	AUTHOR'S REPLY N J Douglas and K F Whyte Thorax 1990; 45: 647. doi:10.1136/thx.45.8.647-a [PDF] [Request Permissions]

Book Notices

	High Altitude Medicine and Pathology MDLM Thorax 1990; 45: 647. doi:10.1136/thx.45.8.647-b [PDF] [Request Permissions]
	Surgical Pathology of Non-neoplastic Lung Disease ARG Thorax 1990; 45: 648. doi:10.1136/thx.45.8.648 [PDF] [Request Permissions]

Research Article

	Corticosteroids and osteoporosis. R Smith Thorax 1990; 45: 573-578. doi:10.1136/thx.45.8.573 [PDF] [Request Permissions]
	Relation of ventilatory impairment and of chronic mucus hypersecretion to mortality from obstructive lung disease and from all causes. P Lange, J Nyboe, M Appleyard, G Jensen, and P Schnohr Thorax 1990; 45: 579-585. doi:10.1136/thx.45.8.579 [Abstract] [PDF] [Request Permissions]
	Distribution of arterial lesions and collateral pathways in the pulmonary hypertension of congenital heart disease: a computer aided reconstruction study. G Yaginuma, H Mohri, and T Takahashi Thorax 1990; 45: 586-590. doi:10.1136/thx.45.8.586 [Abstract] [PDF] [Request Permissions]
	Bronchoalveolar lavage in patients with mild and severe rheumatoid lung disease. D M Gilligan, C M O'Connor, K Ward, D Moloney, B Bresnihan, and M X FitzGerald Thorax 1990; 45: 591-596. doi:10.1136/thx.45.8.591 [Abstract] [PDF] [Request Permissions]
	Assessment of the right ventricle by magnetic resonance imaging in chronic obstructive lung disease. L W Turnbull, J P Ridgway, W Biernacki, H McRitchie, A L Muir, J J Best, and W MacNee Thorax 1990; 45: 597-601. doi:10.1136/thx.45.8.597 [Abstract] [PDF] [Request Permissions]
	Vertical gradients of lung density in supine subjects with fibrosing alveolitis or pulmonary emphysema. A B Millar and D M Denison Thorax 1990; 45: 602-605. doi:10.1136/thx.45.8.602 [Abstract] [PDF] [Request Permissions]
	Evidence for protein oedema, neutrophil influx, and enhanced collagen production in lungs of patients with systemic sclerosis. N K Harrison, R J McAnulty, P L Haslam, C M Black, and G J Laurent Thorax 1990; 45: 606-610. doi:10.1136/thx.45.8.606 [Abstract] [PDF] [Request Permissions]
	Pulmonary function in healthy young adult Indians in Madras. V K Vijayan, K V Kuppurao, P Venkatesan, K Sankaran, and R Prabhakar Thorax 1990; 45: 611-615. doi:10.1136/thx.45.8.611 [Abstract] [PDF] [Request Permissions]
	Prospective study of the yield of physical examination compared with chest radiography in penetrating thoracic trauma. S R Thomson, W K Huizinga, and A Hirshberg Thorax 1990; 45: 616-619. doi:10.1136/thx.45.8.616 [Abstract] [PDF] [Request Permissions]
	Peak expiratory flow at altitude. P S Thomas, R M Harding, and J S Milledge Thorax 1990; 45: 620-622. doi:10.1136/thx.45.8.620 [Abstract] [PDF] [Request Permissions]
	Effect of forced expirations on mucus clearance in patients with chronic airflow obstruction: effect of lung recoil pressure. C P van der Schans, D A Piers, H Beekhuis, G H Koëter, T W van der Mark, and D S Postma Thorax 1990; 45: 623-627. doi:10.1136/thx.45.8.623 [Abstract] [PDF] [Request Permissions]
	Suitability of and tolerance to Iotrolan 300 in bronchography via the fibreoptic bronchoscope. S K Morcos, P B Anderson, S V Baudouin, C Clout, N Fairlie, C Baudouin, and N Warnock Thorax 1990; 45: 628-629. doi:10.1136/thx.45.8.628 [Abstract] [PDF] [Request Permissions]
	Effect of caffeine on histamine bronchoprovocation in asthma. A Colacone, L Bertolo, N Wolkove, C Cohen, and H Kreisman Thorax 1990; 45: 630-632. doi:10.1136/thx.45.8.630 [Abstract] [PDF] [Request Permissions]
	Sex difference in the inhaled tartaric acid cough threshold in non-atopic healthy subjects. M Fujimura, S Sakamoto, Y Kamio, and T Matsuda Thorax 1990; 45: 633-634. doi:10.1136/thx.45.8.633 [Abstract] [PDF] [Request Permissions]
	The biphasic spirogram: a clue to unilateral narrowing of a mainstem bronchus. A D Gascoigne, P A Corris, J H Dark, and G J Gibson Thorax 1990; 45: 637-638. doi:10.1136/thx.45.8.637 [Abstract] [PDF] [Request Permissions]
	Staphylococcal pneumonia, pneumatoceles, and the toxic shock syndrome. A C Davidson, M Creach, and I R Cameron Thorax 1990; 45: 639-640. doi:10.1136/thx.45.8.639 [Abstract] [PDF] [Request Permissions]
	Unilateral pulmonary oedema in a patient with hypertrophic cardiomyopathy and severe narrowing of the left pulmonary artery. Y Turberg, F J Ricou, and J C Chevrolet Thorax 1990; 45: 641-642. doi:10.1136/thx.45.8.641 [Abstract] [PDF] [Request Permissions]
	Case-control study of prescribed fenoterol and death from asthma in New Zealand, 1977-81. W O Spitzer and A S Buist Thorax 1990; 45: 645-646. doi:10.1136/thx.45.8.645 [PDF] [Request Permissions]
	Local anaesthesia for fibreoptic bronchoscopy. C Teale, M F Muers, and S B Pearson Thorax 1990; 45: 646. doi:10.1136/thx.45.8.646 [PDF] [Request Permissions]
	BCG vaccination of schoolchildren in England and Wales. M Nisar and P D Davies Thorax 1990; 45: 646-647. doi:10.1136/thx.45.8.646-b [PDF] [Request Permissions]
	Posture and nocturnal asthma. B Mossberg and K Larsson Thorax 1990; 45: 647. doi:10.1136/thx.45.8.647 [PDF] [Request Permissions]