Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Sternotomy wires intact . Right IJ tip is in right atrium . Interval mild decrease in left lower lobe atelectasis , left pleural effusion and pulmonary edema . Slight decrease in otherwise mildly enlarged heart with normal mediastinal contour and hila . The right lung is clear without pleural effusion . No pneumothorax .
    OUTPUT:
    
Interval improvement of pulmonary edema , left lower lobe atelectasis , and left pleural effusion . No pneumothorax .