Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal lateral views of the chest . Indistinct pulmonary vascular markings are again noted . There is no superimposed consolidation . Blunting of the right costophrenic angle is again seen , potentially from trace effusion . The cardiac silhouette is enlarged but unchanged . Triple lead pacing device seen with leads in similar positions . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Interstitial edema without superimposed consolidation .