Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal chest radiograph demonstrates unremarkable cardiomediastinal and hilar contours . The aorta is somewhat tortuous . There is bronchial cuffing noted suggesting small airways disease . No focal opacification concerning for pneumonia identified . Stable dense opacification in the left upper and left lower lobes is consistent with granuloma . No pleural effusion or pneumothorax evident .
    OUTPUT:
    
No opacification concerning for pneumonia . No pulmonary edema . Bronchial cuffing suggests small airways disease .