Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . The mediastinal and hilar contours are unchanged . The pulmonary vasculature is normal . Lungs are hyperinflated with bronchiectasis again noted at the lung bases and somewhat ovoid and tubular opacification in the right lung base compatible with previously noted nodules and mucoid impaction suggestive of infection . No new focal consolidation , pleural effusion or pneumothorax is seen . Mild degenerative changes are seen in the thoracic spine .
    OUTPUT:
    
Re - demonstration of somewhat nodular and tubular opacities in the right lung base , previously thought on prior CT chest reflective of infection and mucoid impaction .