Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left perihilar and left basilar opacities persist , possibly slightly increased compared to the prior study . There is persistent elevation of the right hemidiaphragm . No large pleural effusion is seen . There is no pneumothorax . Cardiac and mediastinal silhouettes are stable peer
    OUTPUT:
    
Re - demonstrated left perihilar and left basilar opacities , similar to possibly slightly increased as compared to the prior study .