Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are relatively low . There is moderate pulmonary edema . Blunting of the right costophrenic angle suggests a small pleural effusion . Difficult to exclude small left pleural effusion . The cardiac silhouette is mildly enlarged . The aorta is calcified and tortuous .
    OUTPUT:
    
Pulmonary edema and small bilateral pleural effusions .