Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . Sternotomy wires and surgical clips are unchanged . Moderate pulmonary edema is increased from the prior study . There is no effusion or pneumothorax . Relative hyperlucency of the upper lungs suggests emphysema .
    OUTPUT:
    
Moderate pulmonary edema is increased from ___ .