Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is top - normal . Again seen is a transvenous pacemaker with the leads terminating in the right atrium and right ventricle without evidence of mediastinal widening pleural effusions or pneumothorax . Mediastinal silhouette is normal . Previously seen left lower lobe consolidation is no longer present .
    OUTPUT:
    
No evidence of pneumonia .