eng Science and Education Publishing American Journal of Medical Case Reports 2374-216X 2025-06-26 13 5 29 30 10.12691/ajmcr-13-5-1 AJMCR20251351 article Youichi Yanagawa yyanaga@juntendo.ac.jp 1 Raiki Tokutsu 1 Chihiro Maekawa 1 Noriko Tanaka 1 Kousuke Natsume 1 Acute Critical Care Medicine, Juntendo Shizuoka Hospital, Izunokuni City, Shizuoka Prefecture, Japan A 41-year-old man presented to our hospital with abdominal pain, and a CT scan revealed findings of adhesive ileus and an incidental gas-containing gallstone. Because gas-containing gallstones are uncommon, we presented a literature hypothesis of their pathogenesis. https://pubs.sciepub.com/ajmcr/13/5/1/ajmcr-13-5-1.pdf gas-containing gallstone computed tomography: mechanism