Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Significant thoracolumbar scoliosis is seen which distorts and otherwise normal cardiomediastinal silhouette . The lungs are well expanded . Mild left lower lobe atelectasis is seen . No focal consolidations , pleural effusions , or pneumothorax is seen .
    OUTPUT:
    
Mild left lower lobe atelectasis otherwise no acute cardiopulmonary findings .