Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest are provided . The AICD is unchanged from prior with lead extending to the region of the right ventricle . The heart remains mildly enlarged . There is mild elevation of the right hemidiaphragm with linear densities in the right lower lung which could represent atelectasis . There is no focal consolidation , large effusion or pneumothorax . No signs of CHF . Mediastinal contour is stable . No free air below the right hemidiaphragm . Clips in the upper abdomen are noted on lateral projection .
    OUTPUT:
    
No acute findings in the chest .