Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Right IJ dialysis catheter is noted with its tip extending into the SVC as well as the right atrium . The heart is mildly enlarged . There is pulmonary vascular congestion and mild pulmonary edema . No large pleural effusion or pneumothorax is seen . Difficult to exclude a superimposed pneumonia . Bony structures appear intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Mild cardiomegaly , pulmonary vascular congestion with mild pulmonary edema .