Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . The cardiac silhouette is enlarged , similar to the prior examinations . Prominence of the central pulmonary vasculature , indistinctness of the peripheral pulmonary vasculature is noted , most consistent with edema . Patchy bilateral opacities are likely related to edema as well , though underlying consolidation is not excluded .
    OUTPUT:
    
Pulmonary edema . Underlying consolidation is not excluded .