Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . No rib fracture is identified .
    OUTPUT:
    
No acute cardiopulmonary process . No evidence of rib fracture . Of note , this study is suboptimal for the assessment of rib abnormalities . If there is further concern , dedicated rib views should be obtained .