Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post CABG and the mediastinum continues to demonstrate the expected postoperative appearance . A right IJ catheter terminates within the upper-mid SVC . A nasogastric tube courses into the stomach and out of view of the radiograph . As compared to the prior examination , the patient 's bilateral pulmonary edema has improved and is now mild . Bilateral small pleural effusions with adjacent atelectasis are noted . The upper lung fields are grossly clear .
    OUTPUT:
    
Status post CABG with interval improvement in now mild bilateral pulmonary edema . Small bilateral pleural effusions with adjacent atelectasis .