Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouettes are stable , and within normal limits . The bilateral hila are unremarkable . Left lower lung pleural thickening and scarring has a similar appearance in comparison to prior radiographs . Left apical pleuro - parenchymal scarring is additionally noted , unchanged . There is no focal lung consolidation . The right lung is clear . There is no evidence of pulmonary vascular congestion . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
No focal lung consolidation . Stable appearance of left lower lung pleural thickening and scarring . No pulmonary vascular congestion or edema .