Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Midline sternotomy wires and mediastinal clips are again seen . The heart is stable and mildly enlarged . There is no focal consolidation , effusion , or pneumothorax . No signs of CHF / pulmonary edema . The mediastinal contour is stable and normal . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No acute findings in the chest . Stable mild cardiomegaly . No signs of CHF or pulmonary edema .