Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A Port - A - Cath terminates at the cavoatrial junction . The heart is normal in size . The mediastinal and hilar contours appear unchanged . There is no pleural effusion or pneumothorax . Streaky opacities in the left lower lobe appear probably unchanged and most suggestive of minor atelectasis .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .