Anatomy and Applied Physiology of the Pleural Space Updates in Pleural Imaging Ultrasound-Guided Pleural Investigations: Fluid, Air, and Biopsy Pleural Fluid Analysis: Are Light's Criteria Still Relevant After Half a Century? Setting up a Pleural Disease Service Hepatic Hydrothorax and Congestive Heart Failure Induced Pleural Effusion Parapneumonic Effusion and Empyema Pleural Tuberculosis Chylothorax and Pseudochylothorax Pleural Effusions in the Critically Ill and "At-Bleeding-Risk Population Malignant Pleural Effusions Malignant Pleural Mesothelioma: Updates for Respiratory Physicians Pneumothorax: Classification and Etiology Management of Pneumothorax Indwelling Pleural Catheters Medical Thoracoscopy Joining Forces: How to Coordinate Large, Multicenter Randomized Trials