Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Stable cardiomegaly . Central pulmonary edema is improved compared to previous radiographs done between ___ and ___ . Left lower lobe atelectasis also improved No airspace consolidation . No pneumothorax . Presumed small pleural effusions .
    OUTPUT:
    
Interval improvement in the pulmonary edema and left lower lobe atelectasis . No new areas of airspace consolidation to suggest pneumonia .