Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size appears mildly enlarged , perhaps slightly increased in size compared to the previous study . The mediastinal and hilar contours are unremarkable . Consolidative opacity within the left lower lobe is worse compared to the previous exam , with a small pleural effusion likely present . The right lung is clear . No pneumothorax is identified . No acute osseous abnormality seen .
    OUTPUT:
    
Findings concerning for recurrent left lower lobe aspiration pneumonia and trace left pleural effusion .