Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear . Mild bibasilar atelectasis is noted . The cardiomediastinal silhouette , hilar contours , and pleural surfaces are normal . No pulmonary edema , pleural effusion , or pneumothorax . No focal consolidations are noted . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .