{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,24]],"date-time":"2026-03-24T11:52:55Z","timestamp":1774353175440,"version":"3.50.1"},"reference-count":28,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2020,4,4]],"date-time":"2020-04-04T00:00:00Z","timestamp":1585958400000},"content-version":"vor","delay-in-days":94,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001711","name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung","doi-asserted-by":"publisher","award":["320030"],"award-info":[{"award-number":["320030"]}],"id":[{"id":"10.13039\/501100001711","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001711","name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung","doi-asserted-by":"publisher","award":["152938"],"award-info":[{"award-number":["152938"]}],"id":[{"id":"10.13039\/501100001711","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Case Reports in Endocrinology"],"published-print":{"date-parts":[[2020,1]]},"abstract":"<jats:p>\n                    Severe cases of postprandial hypoglycaemia after bariatric surgery can be a diagnostic and therapeutic challenge. The diagnostic role of\n                    <jats:sup>68<\/jats:sup>\n                    Ga\u2010DOTA\u2010Exendin\u20104 PET\/CT in postbariatric hypoglycaemia for further treatment decisions is unclear. We present a case of a 50\u2010year\u2010old woman with frequent and severe postprandial hypoglycaemic (\u22642.5\u2009mmol\/L) episodes starting three years after Roux\u2010Y gastric bypass. Despite strict dietary adherence and several medical therapies, the patient remained severely affected, and\n                    <jats:sup>68<\/jats:sup>\n                    Ga\u2010DOTA\u2010Exendin\u20104 PET\/CT was performed to exclude atypical presentation of an insulinoma or nesidioblastosis. No pancreatic abnormalities were found, but intensive tracer accumulation in the first and second part of the duodenum was detected, which proved to be hyperplastic Brunner\u2019s glands on histology and were strongly positive for the glucagon\u2010like peptide\u20101 receptor. This case provides histopathological verification that duodenal\n                    <jats:sup>68<\/jats:sup>\n                    Ga\u2010DOTA\u2010Exendin\u20104 uptake is caused by uptake in Brunner\u2019s glands and points to a potential relationship between bariatric surgery and Brunner\u2019s glands.\n                  <\/jats:p>","DOI":"10.1155\/2020\/4510910","type":"journal-article","created":{"date-parts":[[2020,4,4]],"date-time":"2020-04-04T19:30:54Z","timestamp":1586028654000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Brunner\u2019s Gland Hyperplasia in a Patient after Roux\u2010Y Gastric Bypass: An Important Pitfall in GLP\u20101 Receptor Imaging"],"prefix":"10.1155","volume":"2020","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6905-6235","authenticated-orcid":false,"given":"Matthias","family":"Hepprich","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kwadwo","family":"Antwi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Beatrice","family":"Waser","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jean Claude","family":"Reubi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Damian","family":"Wild","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5604-4606","authenticated-orcid":false,"given":"Emanuel 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