Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Biapical scarring is again noted . The focal opacity projecting over the left lower lobe on prior is less conspicuous but still present , particularly on the lateral view over the spine . Elsewhere , the lungs are clear . The cardiomediastinal silhouette is stable . Thoracic and lumbar vertebroplasty changes again noted .
    OUTPUT:
    
Persistent but interval improvement in the left lower lobe consolidation compared to prior . Continued follow - up to ensure resolution suggested in several weeks .