Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since chest radiographs obtained ___ year prior , the overall appearance is grossly unchanged . Cavitary spaces are similar in size and appearance . Diffuse , bilateral parenchymal opacities are stable . There is a combination of pleural thickening and atelectasis at the right lung base . Heart size is top - normal .
    OUTPUT:
    
Grossly unchanged chronic pulmonary disease as described above .