308.3 ± 72.9 312.2 ± 76.5 0.548 Rise in blood glucose from baseline to 1h-postprandial (mg/dL) 81 ± 51.8 87.7 ± 52.1 0.186 Fasting C-peptide (nmol/L) 0.97 ± 0.39 1.02 ± 0.46 0.161 1h ...

Moreover, the new guidelines suggest diagnostic thresholds for insulinoma of ≥0.2 nmol/l for C peptide ... with insulinoma can present with postprandial hypoglycemia and confirms the value ...

Plasma levels of the incretin glucagon-like peptide 1 (GLP-1) are dramatically increased after GB, suggesting that its action contributes to alteration in postprandial glucose regulation.