Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are poorly inflated , but there are no focal opacities bilaterally . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . Left sided pleural thickening is again noted with mild associated rounded atelectasis . A Port - A - Cath port is noted in the right thoracic wall , with the catheter ending very low in the right atrium , likely pressed against the wall .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . A right - sided Port - A - Cath catheter ends very low in the right atrium , with the tip likely pressing aginst the wall . Withdrawing the catheter 4 cm would still have the tip located in the right atrium .