Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation , pleural effusion , or pneumothorax is seen . Mild interstitial prominence is new compared to prior and could represent mild edema . Heart size is top normal , but exaggerated by AP technique and slightly low lung volumes . Aortic and dense mitral annular calcifications are again seen . Sternal wires appear intact . Mediastinal clips are noted .
    OUTPUT:
    
Mild interstitial edema , new compared to prior .