Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . Previously described heterogeneous lung in the left lower lung has resolved on the current study . Atelectasis projecting along the left hemidiaphragm is also improved on the current study . There is no new focal consolidation concerning for pneumonia .
    OUTPUT:
    
Resolution of previously seen heterogeneity in the left lung with no new focal consolidation concerning for pneumonia .