Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA upright and lateral chest radiograph demonstrate clear lungs bilaterally . There is no pneumothorax or pleural effusion . Cardiomediastinal and hilar contours are within normal limits . Pulmonary vasculature is normal . No evidence of pulmonary edema . There is no air under the right hemidiaphragm . There is note displaced rib fracture identified .
    OUTPUT:
    
No acute intrathoracic abnormality .