Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Bibasilar atelectasis is significantly improved with increased lung volume . The lungs are otherwise clear . No pneumothorax . Small , left pleural effusion is improved . Hilar and cardiomediastinal contours are normal .
    OUTPUT:
    
1 . No acute cardiopulmonary process . Bibasilar atelectasis is significantly improved with increased lung volume . 2 . A small , left pleural effusion is improved .