Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided Port - A - Cath tip terminates at the SVC / right atrial junction , unchanged . Heart size remains mildly enlarged . Mediastinal and hilar contours are unchanged and within normal limits . Lungs are clear . No pleural effusion , pneumothorax , or pulmonary vascular congestion is present . The osseous structures are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Unchanged position of the left - sided Port - A - Cath with tip at the junction of the SVC and right atrium .