Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A PICC line appears to have been retracted somewhat and now makes a single loop projecting over the medial lung apex before terminating in the right brachiocephalic vein , probably shortly below the confluence of the right internal jugular and subclavian veins . A dual - lead pacemaker / ICD device appears unchanged . There is no pleural effusion or pneumothorax . The lungs appear clear . The cardiac , mediastinal and hilar contours appear stable . Bony structures are unremarkable .
    OUTPUT:
    
Mild retraction of PICC line , which now makes a loop and terminates in the right brachiocephalic vein . No evidence of acute cardiopulmonary process .