Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were obtained . A large bore right - sided central dialysis catheter is seen terminating at the low SVC / cavoatrial junction . The cardiac silhouette is mildly enlarged . Mediastinal contours are unremarkable . No definite focal consolidation is seen . There is no large pleural effusion . The aorta is calcified . No overt pulmonary edema is seen .
    OUTPUT:
    
Mild cardiomegaly without overt pulmonary edema .