Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . There has been interval placement of a left IJ central venous catheter which extends into the upper SVC . Port - A - Cath is unchanged . Bilateral streaky opacities are unchanged . No pneumothorax .
    OUTPUT:
    
Appropriately positioned left IJ central venous catheter . No pneumothorax .