Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . Cardiac size is top normal . Extensive calcifications of the tortuous but not dilated ascending and descending aorta as well as the aortic knob .
    OUTPUT:
    
No evidence of pneumonia , pulmonary edema , or pneumothorax . Cardiac size top normal . Extensive calcifications of the aorta .