Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . The cardiomediastinal silhouette , hilar contours , and pleural surfaces are normal . No pneumothorax , pleural effusions , pneumonia , or pulmonary edema . Right pectoral pacemaker is again seen with transvenous leads in the right atrium and right ventricle .
    OUTPUT:
    
1 . No pneumonia or acute cardiopulmonary process .