Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Mild left base atelectasis . No focal consolidation , pleural effusion , or pneumothorax is seen . Cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Bibasilar atelectasis . Otherwise , no acute cardiopulmonary process .