Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to prior radiograph , there is widened appearance of the mediastinum which may be technical in nature . Lung volumes are low and there is bilateral atelectasis at the bases . There is no pleural effusion or definite focal consolidation . There may be some mild pulmonary congestion . Post-traumatic changes are seen at the distal right clavicle .
    OUTPUT:
    
1 . Widened appearance of the mediastinum . Recommend repeat upright PA radiograph when patient is more stable . 2 . Atelectasis at the bases and low lung volumes . Possible mild pulmonary congestion . These findings were discussed with ___ by Dr . ___ ___ telephone at 12 :30 p .m .