Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a tracheal stent which appears appropriately positioned . Cervical fusion hardware is noted . There is no focal consolidation , pleural effusion or pneumothorax . The cardiomediastinal silhouette is slightly enlarged . Imaged upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .