Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are symmetrically well expanded and clear . There is no focal consolidation concerning for pneumonia . Mild blunting of the costophrenic angles may represent very trace pleural fluid or pleural parenchymal scarring , similar in appearance to the most recent prior study . No significant pleural effusion is detected and there is no pneumothorax . The pulmonary vasculature is not engorged . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process . No change .