Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right IJ central venous catheter has been retracted , but still enters the right atrium . Mild pulmonary edema has resolved . Bibasilar subsegmental atelectasis is unchanged . There is no pneumothorax . The heart and mediastinum are magnified by the projection . A coiled pigtail catheter is partially imaged in the right hemiabdomen .
    OUTPUT:
    
Resolved pulmonary edema . New bibasilar subsegmental atelectasis . Low lying right IJ central venous catheter enters the right atrium . Retraction by 2 cm would position its tip in the lower SVC .