Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Overall , there has been no significant interval change of the bilateral perihilar and lower lung opacities , right greater than left , compared to the most recent prior radiograph . Small bilateral pleural effusions are persistent . There is no pneumothorax . Visualized osseous structures are unremarkable . The cardiomediastinal silhouette is unchanged compared to exams dated back to ___ .
    OUTPUT:
    
Stable bilateral perihilar and lower lung opacities , right greater than left , compared to the prior radiograph from ___ .