Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is minimal bibasilar atelectasis . The lungs are otherwise clear without consolidation or edema . There is no pleural effusion or pneumothorax . Allowing for technique , the cardiomediastinal silhouette is normal .
    OUTPUT:
    
No acute cardiopulmonary process ; specifically , no evidence of active tuberculosis .