Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . No pleural effusion , pneumothorax , or focal airspace consolidation . Cardiac size is normal . Hilar and mediastinal structures are unremarkable . The pulmonary vasculature is normal . An old right rib fracture is noted .
    OUTPUT:
    
No acute cardiopulmonary process .