Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Severe cardiomegaly and generally tortuous and enlarged thoracic aorta are chronic . There has been interval worsening of bibasilar opacities . There is mild bibasilar atelectasis . Mild pulmonary vascular engorgement is similar to the prior exam ; however , there is mild pulmonary edema . There are small bilateral pleural effusions . There is no evidence of pneumothorax . Visualized osseous structures are unremarkable .
    OUTPUT:
    
1 . Interval worsening of bibasilar opacities concerning for infection / aspiration . 2 . Interval increase in moderate bilateral pleural effusions , and moderate pulmonary edema , is also concerning for CHF exacerbation .