Fig. 3
From: Survey of practitioners’ competency for diagnosis of acute diseases manifest on chest X-ray
A 29 year-old man with severe respiratory distress and hypotension in the setting of persistent left hemithorax pain following a cough attack. The CXR demonstrates loss of pulmonary vascular markings on the left side, leading to its remarkable left hemithoracic translucency associated with left pulmonary total collapse and rightward mediastinal shift. Tension pneumothorax. Available at: http://chestatlas.com/gallery/main.php?g2_itemId=534. Reproduced with permission from Chest Atlas