Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are exceedingly low and the patient is rotated , limiting evaluation . There is no strong evidence for pulmonary edema . Fullness of the right hilum is unchanged . The heart is mildly enlarged but stable . No pleural effusion , pneumothorax or focal airspace consolidation worrisome for pneumonia . Chronic bilateral rib fractures are again noted .
    OUTPUT:
    
Low lung volumes and stable , mild cardiomegaly .