Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal with a left ventricular predominance . Mediastinal and hilar contours are unremarkable . Lungs are clear . No focal consolidation , pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . Moderate multilevel degenerative changes are noted in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary process .