Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs . Moderate interstitial pulmonary edema has slightly improved from ___ and bilateral pleural effusions are very small . However , large left upper lobe peripheral mass - like consolidation seen on prior CTA persists . The heart size is normal .
    OUTPUT:
    
1 . Slightly improved moderate interstitial pulmonary edema compared to ___ . 2 . Persistent left upper lobe consolidation continues to raise concern for multifocal infection or malignancy .