Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest were provided . The lungs are clear without focal consolidation , effusion or pneumothorax . The heart is top normal in size . The mediastinal and hilar contour appears normal . The bony structures are intact . No free air is seen below the right hemidiaphragm .
    OUTPUT:
    
Top - normal heart size , unchanged . Otherwise , unremarkable .