Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath tip terminates in the low SVC . The cardiac , mediastinal and hilar contours are unchanged . Innumerable pulmonary metastases appear relatively unchanged compared to the previous exam . No new areas of focal opacification are present . There is no pleural effusion or pneumothorax . No acute osseous abnormality is identified .
    OUTPUT:
    
No significant interval change from the prior exam with innumerable pulmonary metastases re - demonstrated .