Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable radiograph of the chest . There has been interval removal of right internal jugular catheter with the left PICC projecting into the right atrium . It should be pulled back by approximately 4 cm to be appropriately positioned in the low SVC . In comparison to the prior examination , there is otherwise no relevant change with similar lung volumes and no new consolidation identified . No pneumothorax is seen .
    OUTPUT:
    
Left PICC projecting into the right atrium , which should be retracted by approximately 4 cm to be appropriately positioned at the low SVC .