Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . A right - IL access tunneled dialysis catheter terminates in the right atrium unchanged from prior study . A Dobhoff tube is noted to pass into the distal stomach and tip extends outside the field of view . Mild bibasilar pleural effusions are present , improved from prior study . Mild congestion and interstitial pulmonary edema again noted . Mild cardiomegaly . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
1 . Low position of dialysis catheter , tip situated in the right atrium . Please correlate for positional adequacy . 2 . Persistent mild edema .