This is a preview of subscription content, log in to check access.
Buy single article
Instant unlimited access to the full article PDF.
Price includes VAT for USA
Conflicts of interest
The author declares no competing interests.
This study was approved by the ethics committee of Union Hospital, Tongji Medical College, Huazhong University of Science and Technology. Written consent from the patient was waived because of entirely anonymised images from which the individual cannot be identified.
Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
Electronic supplementary material
Below is the link to the electronic supplementary material.
About this article
Cite this article
Yang, X. Detection of free air within the abdomen: the abdominal point. Intensive Care Med 45, 1303–1304 (2019) doi:10.1007/s00134-019-05576-3