Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear bilaterally without focal consolidation , effusion or pneumothorax . The cardiomediastinal silhouette is normal . No displaced rib fractures are identified . Thoracic spine aligns normally without compression deformity .
    OUTPUT:
    
No acute intrathoracic process . No displaced rib fracture .