Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . There are stable small to moderate bilateral pleural effusions . Bilateral parenchymal opacities are likely due to pulmonary edema . The cardiomediastinal silhouette is unremarkable . The bones are unremarkable .
    OUTPUT:
    
1 . Multifocal parenchymal opacities likely due to pulmonary edema , however infection can not be entirely excluded . 2 . Unchanged small to moderate bilateral pleural effusions .