Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear of consolidation , large effusion , or pneumothorax . Cardiac silhouette is grossly within normal limits given AP portable technique and patient 's rotation . There is tortuosity of the descending thoracic aorta . S - shaped thoracic scoliosis is noted .
    OUTPUT:
    
No acute cardiopulmonary process .