Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . A Port - A - Cath resides over the right chest wall with catheter tip in the upper SVC . There is mild retrocardiac linear density which is compatible with scarring as seen on recent PET - CT . Otherwise the lungs are clear . No pleural effusion or pneumothorax . Cardiomediastinal silhouette appears unchanged . No free air below the right hemidiaphragm . A compression fracture at T12 is noted with increased anterior wedging compared with a CT dated ___ . No gross malalignment . A stent is seen projecting over the upper abdomen on the lateral view with adjacent clips .
    OUTPUT:
    
T12 compression deformity , with progressive loss of vertebral body height . No evidence of pneumonia or edema . Port - A - Cath appropriately positioned .