What radiographic signs of pneumothorax are there?
Increased thoracic volume; Increased rib separation; Unilateral flattening of the heart border; Deviation of the mediastinum; Mid-diaphragmatic depression.
There are patchy airspace opacities seen in the right upper lobe, reflecting either pulmonary contusion or haemorrhage.
Lucency is seen adjacent to the left heart border suggestive of a pneumothorax.