Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral pulmonary opacities are overall stable to slightly improved as compared to the prior study . No definite new focal consolidation seen . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Bilateral pulmonary opacities , overall stable to slightly improved as compared the prior study .