Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , right pleural effusion is increased , left pleural effusion is slightly decreased , pulmonary edema is improved . Right hemodialysis catheter tip ends in the SVC atrial junction . Aortic stent graft appears unchanged . Median sternotomy wires are intact and aligned . No pneumothorax . Cardiomegaly is unchanged .
    OUTPUT:
    
1 . Since ___ , right pleural effusion is increased , left pleural effusion is decreased , and pulmonary edema is improved .