Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tip of the endotracheal tube projects 5 .6 cm above the carina and should not be withdrawn any further . No change in the positioning of the left - sided dialysis line , terminating in the right atrium . Intact median sternotomy wires , and unchanged mediastinal surgical clips . Lung volumes remain low , with moderate cardiomegaly and improved mild to moderate pulmonary edema . The right effusion has decreased in size . Right lower lobe is better aerated . Retrocardiac atelectasis is unchanged . No pneumothorax .
    OUTPUT:
    
Interval improvement in the mild to moderate pulmonary edema and right lower lobe aeration , with decreased right - sided effusion .