Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided vagus nerve stimulator is noted . Lungs are hyperinflated , suggesting chronic obstructive pulmonary disease . There is diffuse mild increased interstitial markings bilaterally which may relate to chronic obstructive pulmonary disease or other chronic lung disease with possible minimal interstitial edema superimposed . No focal consolidation is seen . There is no pleural effusion or pneumothorax . The cardiac silhouette is top - normal to mildly enlarged . Mediastinal contours are unremarkable .
    OUTPUT:
    
Hyperinflated lungs with mild prominence of the interstitium suggests chronic obstructive pulmonary disease . Minimal superimposed interstitial edema could be present . No focal consolidation . No pleural effusion or pneumothorax .