Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable and lateral chest radiographs were obtained . The lungs are well inflated without focal consolidation , effusion , or pneumothorax . Cardiomediastinal silhouette appears stable . Atherosclerotic calcifications along the thoracic aorta are noted . Bony structures appear intact .
    OUTPUT:
    
No acute intrathoracic process .