Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are essentially clear . There is no effusion or edema . Tortuosity of the descending thoracic aorta is noted , particularly on the lateral view . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities . Median sternotomy wires are intact .
    OUTPUT:
    
No acute cardiopulmonary process .