Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no consolidation , pleural effusion , or pneumothorax . Cardiomediastinal silhouette and hilar silhouettes are normal size . Right infusion port terminates in the upper SVC . Left carotid artery stent and coronary artery stents are noted . There are old healed fractures of posterior left 7 , 8 , and 9 ribs .
    OUTPUT:
    
No radiographic explanation for chest pain .