Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There relatively low lung volumes . No focal consolidation is seen . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . No displaced fracture is identified .
    OUTPUT:
    
No acute cardiopulmonary process . No displaced fracture seen . If clinical concern for rib fracture persists , dedicated rib series or chest CT are more sensitive .