Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes remain adequate , there is no focal consolidation , pleural effusion or pneumothorax . The cardiac silhouette and mediastinal contours are normal . Previously noted bronchial wall thickening in the right upper and lower lobes is improved . A left chest pacemaker is unchanged in appearance .
    OUTPUT:
    
No acute cardiopulmonary abnormality .