Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is within normal limits . The cardiomediastinal silhouette is unremarkable . Lung fields clear . A right chest port terminates in the low SVC .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Of note , the patient has known bilateral pulmonary emboli visualized on the subsequent chest CTA .