Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A moderate right pneumothorax is seen . No left pneumothorax . Low lung volumes result in bronchovascular crowding with linear atelectasis in the left mid lung . There may be a small amount of right pneumomediastinum . No pleural effusion is identified . Heart size is top normal allowing for lung volumes . Mediastinum is widened but not signifcantly changed from preoperative CT appearance .
    OUTPUT:
    
Moderate right pneumothorax and possible right pneumomediastinum . Dr . ___ ___ the findings with Dr . ___ by phone at 2 :44 p .m . on ___ upon discovery .