Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrates clear lungs bilaterally . Cardiomediastinal and hilar contours are within normal limits and stable when compared to prior study dated ___ . There is no evidence of pulmonary edema . There is no pleural effusion . No acute osseous abnormality is seen .
    OUTPUT:
    
No focal opacities identified convincing for pneumonia .