Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate low lung volumes . Patient 's known extensive pulmonary fibrosis is re - demonstrated on this radiograph . There is no definite new consolidation seen . The cardiomediastinal and hilar contours are unremarkable . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
Extensive bilateral pulmonary fibrosis without definite evidence of consolidation .