Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right PICC has been removed . The cardiac , mediastinal and hilar contours are unchanged , with the heart size within normal limits . The pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is seen . There are multilevel degenerative changes in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .