Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right PICC line tip in the low SVC . No pneumothorax . Shallow inspiration accentuates heart size . Normal pulmonary vascularity . Tiny left pleural effusion has improved . Improved left basilar opacity . Strands of atelectasis left mid lung laterally . Right lung is clear .
    OUTPUT:
    
Right PICC line tip low SVC .