Type 2 & other diabetes

Unravelling the heterogeneity of diabetes in chronic pancreatitis: Alpha and beta cell dysfunction and association with glycaemic control

Diabet MedPublished Cross-sectional study

Main finding · Glucagon response to arginine stimulationResult — go to the resultMean difference −19.3 pmol/L 95% CI −35.6 to −3.0

Authors' conclusion

Diabetes in chronic pancreatitis is a heterogeneous entity. The presence of type 2 diabetes prior to chronic pancreatitis is associated with a reduced risk of alpha cell dysfunction and hypoglycaemia.

Study context

Population
Patients with chronic pancreatitis and insulin-treated diabetes
Participants
26 patients
Exposure
Post-pancreatitis diabetes vs pre-pancreatitis diabetes
  • Post-pancreatitis diabetesn = 13
  • Pre-pancreatitis diabetesn = 13reference
Outcome
Glucagon response to arginine stimulation

Main finding

As reported in the abstract

Mean difference

−19.3 pmol/L

95% CI −35.6 to −3.0

Post-pancreatitis diabetesvs Pre-pancreatitis diabetes
mean difference −19.3 pmol/L (95% CI −35.6 to −3.0)

Observational data: associations, not effects.

Further findings

Time in level 2 hyperglycaemia (CGM) · 20 days

P = 0.02

Time in level 1 and level 2 hypoglycaemia (CGM) · 20 days · level 1 hypoglycaemia; more with post-pancreatitis diabetes
P = 0.03
Time in level 1 and level 2 hypoglycaemia (CGM) · 20 days · level 2 hypoglycaemia; more with post-pancreatitis diabetes
P = 0.05

C-peptide levels

C-peptide levels similar between the groups

Correlation of low glucagon response with time in hypoglycaemia

Rho
−0.54, p < 0.01

Original publication

Unravelling the heterogeneity of diabetes in chronic pancreatitis: Alpha and beta cell dysfunction and association with glycaemic control. Diabet Med. Published 31 May 2025. doi:10.1111/dme.70080

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