Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are provided . An AICD is again seen with leads extending into the expected location of the right atrium and right ventricle . Midline sternotomy wires and mediastinal clips are again seen . The lungs are clear without focal consolidation , effusion , or pneumothorax . No signs of CHF . The heart and mediastinal contour is stable with atherosclerotic calcifications seen throughout the thoracic aorta . There are no definite rib fractures and the thoracic spine aligns normally . Calcific densities in the right upper quadrant compatible with known gallstones .
    OUTPUT:
    
No acute injuries .