Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior radiograph , lung volumes are still low with increased interstitial perihilar markings , suggesting continued mild pulmonary edema . Left basilar atelectasis and effusion are unchanged . No right pleural effusion . No evidence of pneumothorax . Cardiomediastinal silhouette is stable . Intact median sternotomy wires and mediastinal clips . No focal consolidation concerning for pneumonia .
    OUTPUT:
    
Mild pulmonary edema and left basilar atelectasis and effusion are unchanged .