Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no visible right - sided rib fracture . Right middle lung opacity consistent with laceration has significantly improved and there is only minimal scarring . There is no pneumothorax or pleural effusion . Mediastinal and cardiac contours are normal .
    OUTPUT:
    
There is no visible right rib fracture on this non-dedicated study .