Chest X ray in a patient with<unk>  should be ordered to exclude aspiration pneumonia, effusion, and esophageal perforation.
Hematemesis chest x ray
Pneumothorax chest x ray
Air embolism chest x ray
Pleural effusion chest x ray
Hemothorax chest x ray
Orthopnea chest x ray
Fat embolism syndrome chest x ray
Pneumomediastinum chest x ray