Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes continue to be low . There is a left chest wall device with its leads terminating along the left neck . No focal consolidation , pleural effusion or pneumothorax is seen . There is no overt pulmonary edema . The heart is stable in size . The femoral central line is not seen in the view of this radiograph .
    OUTPUT:
    
Low lung volumes .