Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Again seen is a right IJ central venous catheter with its tip projecting over the lower SVC . Heart size is unchanged in top - normal . No convincing signs of pneumonia or edema . No pneumothorax or large effusion seen .
    OUTPUT:
    
Right IJ central venous catheter positioned appropriately with tip in low SVC . Otherwise unremarkable .