Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided demonstrate midline sternotomy wires and mediastinal clips unchanged . There is no focal consolidation , effusion or pneumothorax . There is no convincing sign of edema . Cardiomediastinal silhouette is normal . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No acute findings .