Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . There is a subtle opacity in the left upper lung and right lung base . The cardiomediastinal silhouette and hilar contours are normal . The pleural surfaces are normal without effusion or pneumothorax . The pulmonary vasculature is normal .
    OUTPUT:
    
Non-specific left upper and right lower lung consolidation . Consider repeat with improved inspiratory effort .