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