Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were performed . A left - sided pacemaker is present with leads terminating in the right atrium and right ventricle . The cardiac silhouette remains mildly enlarged . The mediastinal contours are unremarkable . The lungs are clear . There is no pleural effusion , pneumothorax or focal airspace consolidation . The imaged upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .