Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The aorta is mildly tortuous , unchanged . Mediastinal and hilar contours are similar . Multiple clips are noted within the right neck compatible with prior right thyroidectomy . Lungs are clear . Pulmonary vasculature is normal . No pleural effusion , focal consolidation or pneumothorax is present . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality .