Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There are relatively low lung volumes . Mild elevation of the right hemidiaphragm persists . There is persistent right base atelectasis . No new focal consolidation is seen . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
No significant interval change .