Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left - sided pacemaker is again seen with leads terminating in the right atrium and right ventricle , expected location . The cardiac silhouette is mildly enlarged . There are new increased retrocardiac and right lung base opacities , worse on the left . There is pulmonary vascular congestion . There are stable left costophrenic sulcus changes likely due to scarring and pleural thickening . There are however , probable new bilateral pleural effusions . There is no pneumothorax . Surgical clips are seen in the right upper quadrant .
    OUTPUT:
    
New bibasilar opacities , worse on the left . Pulmonary vascular congestion and probable bilateral pleural effusions . These findings are concerning for pneumonia in the proper clinical setting . Recommend short interval followup after treatment to document resolution . If symptoms are not compatible with pneumonia , recommend chest CT for further evaluation .