Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Both lungs are clear . No lung opacities concerning for pneumonia . Left lower lobe pneumonia on ___ has completely resolved . There is no pleural abnormality . Heart size , mediastinal and hilar contours are normal .
    OUTPUT:
    
Since ___ , left lower lobe pneumonia has completely resolved . No residual opacities or new focus of infection .