Diagnosing sucrase-isomaltase deficiency: a comparison of a 13 C-sucrose breath test and a duodenal enzyme assay.
Hanna Fjeldheim DaleMilada HagenChirajyoti DebViggo SkarJørgen Valeur
Published in: Scandinavian journal of clinical and laboratory investigation (2024)
CSBT results and the biochemically measured sucrase activity, suggesting that SI activity is not uniformly distributed throughout the small intestines. This methodological discrepancy should be acknowledged when diagnosing SI deficiency.