Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest were acquired . There has been interval removal of a right internal jugular central venous catheter . Lung volumes are low . The lungs are clear . The heart size is normal . The mediastinal contours are normal . There are no pleural effusions . No pneumothorax is seen . A surgical clip is seen within the left upper abdominal quadrant , in the region of the epigastrium .
    OUTPUT:
    
Low lung volumes , without an acute cardiac or pulmonary process .