Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is top normal . The aorta is slightly tortuous with aortic not calcifications again noted . The pulmonary vascularity is normal and the lungs are clear . No pleural effusion or pneumothorax is present . No acute osseous abnormalities are present .
    OUTPUT:
    
No acute cardiopulmonary process .