Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is somewhat enlarged and globular in appearance compared to the most recent prior . The aorta is tortuous as before . Patchy opacities throughout both lungs , primarily at the bases , suggests mild edema . No pleural effusion or pneumothorax .
    OUTPUT:
    
The heart is minimally enlarged and somewhat globular compared to the most recent prior study . Consider echocardiogram for evaluation of possible pericardial effusion . Bilateral opacities suggest mild pulmonary edema however underlying infection can not be excluded .