Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right IJ central venous catheter which projects over the mid SVC . Lung volumes are low with increased hazy perihilar opacities , consistent with pulmonary edema . There are small bilateral pleural effusions . There is no pneumothorax . Otherwise , no significant change compared to the prior study .
    OUTPUT:
    
Left IJ central venous catheter projects over the mid SVC . Unchanged pulmonary edema .