Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The intervally placed transvenous pacer wire projects over the right ventricle . An old transvenous pacing wire also projects over the right ventricle , as before . Bilateral parenchymal opacities and a right pleural effusion are unchanged from prior radiographs from today . Support lines and tubes are stable .
    OUTPUT:
    
Interval placement of transvenous pacer which projects over the right ventricle .