Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest demonstrate well - expanded symmetric lungs . There is no focal consolidation or pleural effusion . A single - lead pacer projects over the left anterior chest . VP shunt lead traverses across the mid right chest and extends below the diaphragm , tip not visualized . Heart is normal in size , and cardiomediastinal contour is unremarkable . There is no pneumothorax . No displaced rib fracture detected .
    OUTPUT:
    
1 . No acute intrathoracic abnormality . 2 . No displaced rib fractures ; however , please note that a conventional chest radiograph is not sensitive for detecting rib fractures .