Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Small bilateral pleural effusions , right greater than left , are unchanged . Likely bibasilar atelectasis . There is an air ocollection in the upper mediastinum at thoracic inlet of unclear etiology , may be residual tracheal dilation . The cardiac and hilar contours are stable . No focal consolidation . No pneumothorax .
    OUTPUT:
    
No significant change in bilateral pleural effusions , right greater than left . Likely bibasilar atelectasis . An air ocollection in the upper mediastinum at thoracic inlet of unclear etiology , may be residual tracheal dilation . CT scan can be done for better assessment if concern for post - surgical issue . These findings were discussed with ___ PA by Dr . ___ at 11 : 20 am on ___ by phone .