Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath tip terminates at the junction of the SVC and right atrium . The cardiac silhouette size is moderately enlarged , unchanged . The mediastinal contour is stable , with mild aneurysmal dilatation of the ascending aorta again noted . Post radiation fibrotic changes are noted within the right paramediastinal lung . Streaky left basilar opacity likely reflects atelectasis . No pleural effusion or pneumothorax is identified . There is no pulmonary vascular congestion . No acute osseous abnormalities are seen .
    OUTPUT:
    
No acute cardiopulmonary process .