Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrate clear lungs bilaterally . No focal opacity convincing for pneumonia are identified . Cardiomediastinal and hilar contours are within normal limits . There is no pleural effusion or pneumothorax . Visualized osseous structures demonstrates no acute abnormality . No air under the right hemidiaphragm is noted .
    OUTPUT:
    
No acute intrathoracic abnormality .