Chapter 5 – Lung imaging Conventional radiography 161 Meinrad Beer Computed tomography 166 Harm A.W.M. Tiddens, Marcel van Straten and Pierluigi Ciet Magnetic resonance imaging 176 Lucia Manganaro and Silvia Bernardo Ultrasonography 183 Carolina Casini, Vincenzo Basile, Mariano Manzionna and Roberto Copetti Isotope imaging methods 189 Georg Berding Interventional radiology 193 Efthymia Alexopoulou, Argyro Mazioti and Dimitrios Filippiadis Chapter 6 – Inhalation therapy Aerosol therapy 198 Hettie M. Janssens Chapter 7 – Acute and chronic lung infections Epidemiology 207 Steve Turner Microbiology testing and interpretation 214 Elpis Hatziagorou, Emmanuel Roilides and John Tsanakas Immunisation against respiratory pathogens 221 Horst von Bernuth and Philippe Stock Upper respiratory tract infections 227 Rossa Brugha, Chinedu Nwokoro and Jonathan Grigg Community-acquired pneumonia 233 Mark L. Everard, Vanessa Craven and Patricia Fenton