CXR or CT Chest
Dense consolidation with air-fluid level inside of a thick-walled cavitary lesion
Air-fluid level indicates communication of<unk>  cavity with a bronchiole
Air-fluid level indicates communication of<unk>  cavity with a bronchiole
Lung abscess
Cavitary lesion with air-fluid level
Mediastinitis
Infected bullae
Pleuritis
Pleural fluid collection with bronchopleural fistula
Spontaneous pneumothorax
Loop of bowel extending through diaphragmatic hernia