Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate well expanded and clear lungs . There is elevation of the left hemidiaphragm with no adjacent atelectasis to suggest volume loss . The apparent elevation may be secondary to dextroscoliosis . The cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . Pleural surfaces are unremarkable .
    OUTPUT:
    
No evidence of pneumonia .