Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Undisplaced left 6th rib fracture is acute and accompanied with small left pleural effusion . There is no pneumothorax . There is no new lung consolidation . Minimal nodular opacities in right middle lung are unchanged since ___ , could represent impaction in bronchiectasis . Mediastinal and cardiac contours are normal . The lungs are hyperinflated .
    OUTPUT:
    
1 . Left undisplaced 6th rib fracture is acute and accompanied with small pleural effusion . There is no pneumothorax . 2 . There is no evidence of pneumonia .