Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs compared with CT torso of ___ demonstrate a left chest mediport entering the left subclavian and terminating with its tip in the lower SVC . The lungs are clear . There is no effusion or pneumothorax . The pulmonary vasculature is normal . The heart size is normal , the mediastinal contours are unremarkable . A suture chain is noted in the left lower lobe .
    OUTPUT:
    
No acute cardiopulmonary process .