Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Asymmetric left predominant airspace opacities have resolved . A small to moderate right pneumothorax has increased . The heart and mediastinum are magnified by the projection .
    OUTPUT:
    
Increased small to moderate right apical pneumothorax . Improved aeration of the left lung likely reflects resolving hemorrhage or edema .