Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low , exaggerating heart size and bronchovascular markings . Cardiomediastinal contours appear stable with the heart size mildly enlarged . Mild bibasilar atelectasis but no focal consolidation , pleural effusion , or pneumothorax . No pulmonary edema is present .
    OUTPUT:
    
Low lung volumes with mild bibasilar atelectasis .