Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation , pleural effusion , pneumothorax , or pulmonary edema is detected . Heart and mediastinal contours are within normal limits . Aortic calcifications are again noted . A shunt catheter courses along the right neck , right medial chest , and right abdomen , incompletely imaged . Mid-thoracic vertebral body compression deformity is again noted . Old right rib fractures are noted . Hardware projecting over the lumbar spine at the inferior margin of the image is incompletely evaluated .
    OUTPUT:
    
Stable chest radiographs without evidence for acute process .