Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal opacity , pulmonary edema , pleural effusion or pneumothorax . The aorta is calcified and ectatic ; however , this is unchanged since ___ . The heart size is normal . The hila appear unremarkable . There is no free air beneath the right hemidiaphragm . There is no acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary process .