Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval improvement in the right lower lobe opacity as well as the right pleural effusion . The cardiac silhouette remains moderately enlarged . Pulmonary vascular congestion is present , but interstitial edema has resolved . There is no pneumothorax . Median sternotomy wires and a prosthetic aortic valve are again noted . Dense carotid artery calcifications are present .
    OUTPUT:
    
Improved CHF with associated decreased right pleural effusion since ___ . A focal right lower lobe consolidation has also improved , and may reflect asymmetrical edema or a resolving infectious pneumonia considering the history of interval antibiotic therapy .