Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided chest tubes have been removed since yesterday . A right - sided internal jugular catheter remains at the cavoatrial junction . No pneumothorax is identified . Lung volumes are low . Right hilar opacity has increased since 7 : 50 a .m . Sternal wires are intact . Moderate cardiomegaly is unchanged .
    OUTPUT:
    
No pneumothorax , status post left - sided chest tube removal . Increased right hilar opacity reflects some combination of increasing atelectasis and pulmonary edema .