GLP1R-imaging in Post-RYGB Hypoglycemia

Exclusion Criteria

• •Anti-diabetic medication in the past 6 months
• •Treatment with synthetic Exendin (Exenatide, Byetta®) or Dipeptidyl-Peptidase IV inhibitors in the past six months.
• •Known liver failure or serum liver values over 2 times normal value at the time of standard laboratory assessment. Normal values of total bilirubin, γ-GT, ASAT and albumin are \<21 μmol, \<40 U/l, \<30 U/l and 35-50 g/l respectively
• •Pregnancy or the wish to become pregnant within 6 months
• •Breast feeding
• •Kidney failure, i.e. calculated creatinine clearance below 40 ml/min
• •Age \< 18 years
• •No signed informed consent