Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are somewhat low lung volumes with bronchovascular crowding . There is mild pulmonary edema . The lungs are otherwise clear . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is stably enlarged . Median sternotomy wires are noted
    OUTPUT:
    
Mild pulmonary edema .