Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . There is mild indistinctness of the pulmonary vasculature but without frank pulmonary edema . There is no confluent consolidation . Blunting of the posterior costophrenic angle thought to be from fat Bochdalek 's hernia . Cardiac silhouette is enlarged but stable . Left chest wall single lead pacing device is again noted as well as median sternotomy wires .
    OUTPUT:
    
Mild pulmonary vascular congestion without frank pulmonary edema .