Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since prior , there has been interval progression of bilateral parenchymal opacities , greater at the bases there are small bilateral effusions . . The and Prior right PICC is no longer visualized . The cardiomediastinal silhouette is stable noting median sternotomy wires and mediastinal clips . Atherosclerotic calcifications seen at the arch .
    OUTPUT:
    
Bilateral parenchymal opacities and small effusions potentially due to worsening congestive failure and edema noting superimposed infection is possible .