Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest are provided . Lungs are clear . No pneumothorax or pleural effusion . Cardiomediastinal silhouette is normal . Old left eighth posterolateral rib deformity is unchanged . No acute rib fractures are seen . Thoracic spine aligns normally .
    OUTPUT:
    
No acute findings in the chest .