Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are normally expanded and clear , without focal airspace opacity to suggest pneumonia . The cardiomediastinal silhouette , hilar contours , and pleural surfaces are normal . There is no pleural effusion or pneumothorax . A right Port - A - Cath terminates near the superior cavoatrial junction , in stable position . Pulmonary vasculature is normal without evidence of pulmonary edema .
    OUTPUT:
    
No evidence of acute cardiopulmonary abnormality .