Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low , resulting in crowding of the bronchovascular structures and streaky subsegmental atelectasis . There is no pleural effusion or pneumothorax . There is no focal airspace consolidation worrisome for pneumonia . The mediastinal contours are unchanged . The heart size is normal . The glenohumeral joints appear unchnaged with abnormal morphology of the humeral heads and with apparent dislocation .
    OUTPUT:
    
1 . Low lung volumes without an acute cardiopulmonary process . 2 . Chronic bilateral glenohumeral dislocation .