Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear , without focal consolidation , pleural effusion , or pneumothorax . Cardiac silhouette is top normal , but unchanged from prior . The mediastinal silhouette is unremarkable . Again noted are mild compression deformities of the spine , with similar appearance to prior studies . No free air is seen .
    OUTPUT:
    
No acute cardiopulmonary process .