Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable and stable . There is persistent elevation of the left hemidiaphragm . No displaced rib fracture is seen . If clinical concern for rib fracture is high , dedicated rib series or chest CT is more sensitive .
    OUTPUT:
    
No acute cardiopulmonary process . No displaced rib fracture seen . If clinical concern for rib fracture is high , dedicated rib series or chest CT is more sensitive .