Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The median sternotomy wires are well aligned . The lungs are well expanded . Mild pulmonary edema is somewhat improved . A new right pleural effusion is small . The cardiomediastinal silhouette is unchanged with mild cardiomegaly . There is no pneumothorax .
    OUTPUT:
    
1 . Mild pulmonary edema is partially improved . 2 . A new right pleural effusion is small . 3 . There are no new focal opacities concerning for pneumonia .