Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Position in the right PICC line and the tip now lies approximately at lower SVC . Previously moderately severe pulmonary edema has near completely resolved . Top normal heart size is unchanged . Mediastinal and vascular congestion has completely resolved . There is no pleural effusion .
    OUTPUT:
    
1 . Tip of repositioned right PICC line is at lower SVC . 2 . Previously mild to moderately asymmetric pulmonary edema has near completely resolved .