Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral chest radiographs were provided . The lungs appear hyperinflated . There is no focal consolidation . Surgical clips are noted within the right infrahilar region . Cardiomediastinal silhouette appears stable relative to prior examinations . There is no pleural effusion or pneumothorax . No evidence of pulmonary edema . Imaged osseous structures demonstrate no acute abnormality . Healed posterior right fifth rib fracture is again identified unchanged .
    OUTPUT:
    
No acute intrathoracic abnormality .