Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Worsening pulmonary edema is moderate . Asymmetric opacification of the right lung , most pronounced in the right upper lobe is new since the prior . Right middle lobe opacity reflecting pulmonary infarct unchanged . No pleural effusions or pneumothorax . Heart size is normal .
    OUTPUT:
    
Worsening pulmonary edema , with asymmetric opacities of the right upper lobe can be asymmetric edema , or more likely superimposed infection .