Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette remains mildly enlarged . There is mild pulmonary edema . No pleural effusion or pneumothorax . Median sternotomy wires appear intact .
    OUTPUT:
    
Mild pulmonary edema . If there is ongoing clinical concern for dissection , then CT angiographic imaging would be recommended for further assessment .