Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes are present . Heart size is normal . Mediastinal and hilar contours are unremarkable . Crowding of the bronchovascular structures is present with perhaps mild pulmonary vascular congestion but no overt pulmonary edema . Elevation of the right hemidiaphragm is of unknown chronicity . Patchy atelectasis is seen in the lung bases without focal consolidation . No pneumothorax is present . Right anterior shoulder dislocation is demonstrated .
    OUTPUT:
    
Low lung volumes with bibasilar atelectasis and possible mild pulmonary vascular congestion . Right anterior shoulder dislocation .