Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . The lungs appear clear . No focal consolidation , effusion , pneumothorax . The heart is within normal limits of size . Mediastinum and hilar contours are stable . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No acute abnormalities . Normal heart size .