Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views the chest provided . Midline sternotomy wires and mediastinal clips are again noted . No focal consolidation , large effusion or pneumothorax is seen . The heart size is normal . Mediastinal contour is unremarkable . No signs of hilar congestion or edema . Bony structures are intact . No free air below the right hemidiaphragm seen .
    OUTPUT:
    
No acute intrathoracic process .