Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . There is mild prominence of the pulmonary vasculature . The lungs otherwise clear . There is possibly a small left pleural effusion . There is no right pleural effusion or pneumothorax . The cardiomediastinal silhouette is unremarkable . The pacer is noted over the right chest with intact leads in appropriate position .
    OUTPUT:
    
Mild prominence of pulmonary vasculature . Otherwise normal exam .