Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes contribute to crowding of the bronchovascular structures as well as bibasilar atelectasis . There are no focal consolidations worrisome for pneumonia . Cardiac size is borderline enlarged given the low lung volumes . No pneumothorax . No pulmonary edema . No free air .
    OUTPUT:
    
Bibasilar atelectasis in the setting of low lung volumes .