Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right lower lung opacities are stable , but left lower lung consolidation has increased with new small pleural effusion . There is no pneumothorax . Mediastinal and cardiac contours are unremarkable .
    OUTPUT:
    
Right basal consolidation is stable , but left lower lung consolidation has increased with new small pleural effusion . This could be due to aspiration , pneumonia or atelectasis .