Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest radiograph obtained . A right IJ central venous catheter is seen with its tip approximating the low SVC . There is central pulmonary vascular congestion with mild pulmonary edema noted . The heart remains mildly enlarged . No large effusion or pneumothorax is seen . Atherosclerotic calcification along the aortic knob noted . Bony structures are intact .
    OUTPUT:
    
Cardiomegaly with pulmonary edema stated , similar to prior exam allowing for slight differences in technique .