Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to the previous examination there is less parahilar haziness although some does persist . As before there is retrocardiac density likely representing pleural fluid and or parenchymal disease likely atelectasis . The heart is is grossly enlarged . An aortic valve replacement is noted . The transvenous pacemaker resides in the right ventricular apex . . Aortic arch calcification present . The osseous structures are normal for age . Monitor leads overlie the chest .
    OUTPUT:
    
Partial improvement in the pulmonary edema pattern . Gross cardiomegaly