Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right internal jugular catheter with tip projecting over the expected level of the mid superior vena cava . No pneumothorax is detected . Right pleural effusion tracking into a fissure persists . Lung volumes are low . Heart and mediastinal contours are stable . A stent projecting over the right upper quadrant is partially imaged . Subtle left mid-lung opacity is more apparent than on prior chest radiograph .
    OUTPUT:
    
1 . Interval placement of a right internal jugular catheter with tip projecting at the level of the mid superior vena cava . 2 . Subtle left medial lung opacity , which may represent atelectasis but pneumonia can not be excluded . Dedicated PA and lateral chest radiographs are recommended if clinically feasible . Otherwise , attention on follow - up is recommended . Updated findings and recommendations were discussed with ___ by ___ by phone at 3 :50 p .m . on ___ after attending radiologist review .