On the soft tissue windows, the liver and spleen are of high density on this non-contrast scan. The heart is enlarged. Basal predominance of reticular opacities, with ground glass shadowing, traction bronchiectasis and architectural distortion. Suggestion of honeycombing along the anterior subpleural surface of the left upper lobe. Large area of air trapping in the right middle lobe. There is also pneumomediastinum and small bilateral pneumothoraces.