Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The Swan - Ganz catheter tip projects over the left main pulmonary artery , unchanged . The intra-aortic balloon pump tip is placed 3 cm below the roof aortic arch . Continued interval improvement of the pulmonary edema , without new pleural effusions or pneumothorax . Stable cardiomegaly , mediastinal , and hilar contours . No new focal consolidation .
    OUTPUT:
    
1 . Continued interval improvement of pulmonary edema . 2 . Intra-aortic balloon pump tip projects 3 cm below the roof of the aortic arch . No change in the left main pulmonary artery Swan - Ganz catheter .