Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is hyperinflation , compatible with COPD . There is moderate to moderately severe cardiomegaly . The aorta is tortuous and dilated , but similar in configuration . The pulmonary artery is are probably enlarged . There is bibasilar atelectasis , including lower lobe atelectasis seen on the lateral view . There is minimal blunting of the right and left costophrenic angles . No frank consolidation . There is upper zone redistribution , but doubt overt CHF . No pneumothorax detected . Compared with ___ , the PICC line has been removed in the bilateral effusions are probably smaller . Otherwise , I doubt significant interval change .
    OUTPUT:
    
Marked cardiomegaly with tortuous enlarged aorta , unchanged . Note is made that the report of the ___ CT described an extensive type B aortic dissection . Please see report of that study for additional details . Bibasilar atelectasis and minimal blunting of the right and left costophrenic angles . Upper zone redistribution , without overt CHF . Background COPD .