Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest were obtained . A shunt catheter is partially visualized along the right neck , right anterior chest wall and the right abdomen . Lung volumes are low which accentuates normal heart size . Normal mediastinal contours . Bibasilar atelectasis with no focal consolidation , pleural effusion or pneumothorax . No displaced rib fractures are identified .
    OUTPUT:
    
Very low lung volumes with bibasilar atelectasis . No displaced rib fracture ; although , standard chest radiographs have low sensitivity for rib fracture .