Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs appear clear without focal consolidation , pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is unchanged in appearance . There is no evidence of displaced rib fracture . No free intraperitoneal air .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . Specifically , no displaced rib fracture .