Preschooler status post ingestion Pediatric Imaging Gastrointestinal April 27, 2023February 14, 2023 Initial AXR (left) shows a round radiopaque object with a halo and double rim in the antrum of the stomach that on a later AXR (right) shows a beveled edge. The diagnosis was button battery as a gastrointestinal foreign body. Related Published April 27, 2023February 14, 2023