Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Low lung volumes persist . There is persistent elevation of the left hemidiaphragm with overlying mild atelectasis . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
No significant interval change .