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Use of flash glucose monitoring for post-bariatric hypoglycaemia diagnosis and management.


ABSTRACT: Our aim was to assess the potential of flash glucose monitoring (FGM) for diagnostic workup of suspected post-bariatric hypoglycaemia (PBH). Patients (N?=?13) with suspected PBH underwent a food and symptoms diary (FSD) record along with FGM over 14 days. Targeted data analysis confirmed the occurrence of low glucose events in parallel to meal-triggered symptoms. Glycaemic variability, as assessed by Mean Absolute Glucose change (MAG change), was increased, while a higher risk of glycaemic excursions towards both hyper and hypoglycaemia (ADRRFGMGT) was observed in those with more frequent and severe hypoglycaemia. The herein described hypoglycaemia risk index (LBGIFGMGT) with a cut-off value of 4.6 showed to have 100% sensitivity and 100% specificity for PBH. This pilot proof-of-concept study highlighted that FSD coupled with FGM followed by targeted data analysis, provides relevant insights towards PBH diagnosis and grading in a user-friendly and easy to implement study protocol. Furthermore, LBGIFGMGT demonstrated to be an excellent index for PBH diagnosis. The unexpected improvement of glucose profile noticed along the monitoring time also unravels a possible application for PBH management.

SUBMITTER: Lobato CB 

PROVIDER: S-EPMC7338422 | biostudies-literature | 2020 Jul

REPOSITORIES: biostudies-literature

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Use of flash glucose monitoring for post-bariatric hypoglycaemia diagnosis and management.

Lobato Carolina B CB   Pereira Sofia S SS   Guimarães Marta M   Morais Tiago T   Oliveira Pedro P   de Carvalho Jorge P M JPM   Nora Mário M   Monteiro Mariana P MP  

Scientific reports 20200706 1


Our aim was to assess the potential of flash glucose monitoring (FGM) for diagnostic workup of suspected post-bariatric hypoglycaemia (PBH). Patients (N = 13) with suspected PBH underwent a food and symptoms diary (FSD) record along with FGM over 14 days. Targeted data analysis confirmed the occurrence of low glucose events in parallel to meal-triggered symptoms. Glycaemic variability, as assessed by Mean Absolute Glucose change (MAG change), was increased, while a higher risk of glycaemic excur  ...[more]

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