Principles of Spiral Computed Tomography (M. VANNIER and G. WANG).- Radiation Exposure (J.R. MAYO and J.E. ALDRICH).- Spiral CT of the Chest: Techniques of Acquisition (P. VOCK).- Injection Techniques in Helical CT (P. SCHNYDER, R. MEULI, and S. WICKY).- Techniques of Reconstruction (G.D RUBIN).- Volumetric CT in the Evaluation of Focal Pulmonary Disease (D.P. NAIDICH).- Spiral CT of Diffuse Lung Disease (J. RÉMY).- Spiral CT of the Trachea and Main Bronchi (C.M. SCHAEFER-PROKOP and M. PROKOP).- Spiral CT of the Bronchial Tree (P. GRENIER and C. BEIGELMAN).- Spiral CT of Pulmonary Embolism (M. RÉMY-JARDIN and J. RÉMY).- Spiral CT Angiography of Pulmonary Vessels (J. RÉMY and M. RÉMY-JARDIN).- Spiral CT of the Superior Vena Cava (C.J. HEROLD, A.A. BANKIER, and D. FLEISCHMANN).- Spiral CT of the Chest: Diaphragm Chest Wall and Pleura (J.A. VERSCHAKELEN).- Spiral CT in the Year 2000 (W.A. KALENDER).- Subject Index.