Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , effusion , or edema . Cardiac silhouette is top - normal . Atherosclerotic calcifications are seen at the aortic knob and there is tortuosity of the descending thoracic aorta . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .