Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest , AP upright and lateral . There is mild pulmonary edema . There is heterogeneous opacity in the left lower lobe with possible air bronchograms . The upper lobes are clear . The heart is minimally enlarged , unchanged from the prior . The hilar and mediastinal contours are normal . There is no pneumothorax or pleural effusion . Median sternotomy cerclage wires are intact . Multiple surgical clips can be seen in the anterior mediastinum .
    OUTPUT:
    
1 . Decompensated congestive heart failure . 2 . Possible left lower lobe pneumonia . Reimaging after diuresis is suggested .