Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest show hyperinflated lungs with flattened diaphragm , consistent with emphysema . Asymmetric opacity in the right middle lobe is concerning for pneumonia . No pleural effusion or pneumothorax is seen . The cardiomediastinal contours are within normal limits aside from a tortuous aorta .
    OUTPUT:
    
Right middle lobe opacity concerning for pneumonia .