Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate pulmonary edema has worsened and mild - to - moderate bilateral pleural effusions have increased sincen ___ . Bilateral lower lung opacities is combination of effusion , atelectasis and pulmonary edema . Heart size is normal . Bilateral hila are prominent due to an engorged pulmonary vasculature , however , mediastinum is unremarkable .
    OUTPUT:
    
Moderate - to - severe pulmonary edema and bilateral mild - to - moderate pleural effusions , increased since ___ .