Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Electrodes through the left transvenous approach are unchanged in position , ending into the right atrium and right ventricle respectively ; however , the pacemaker device has been repositioned from the left pectoral region to the right upper chest with a connector coursing from right to the left side . There are no lung opacities concerning for pulmonary edema or pneumonia . Heart size is normal . Mediastinal and hilar contours are unremarkable . There is no pleural abnormality .
    OUTPUT:
    
No pneumonia or pulmonary edema .