Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are no significant changes compared to the chest radiograph performed yesterday morning . Bronchovascular markings are accentuated by extremely low lung volumes . There are no suspicious areas of focal consolidation or pleural effusions . No pneumothorax . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
No acute intrapulmonary process .