Inclusion criteria:
Either:
Newly diagnosed diabetes mellitus, defined as HbA1c >6.5% (diagnosed within 1 month before inclusion)
Or:
Newly diagnosed prediabetes, defined as HbA1c > 6 % at two occasions with an interval of = 6 months (second measurement within the last month)
Participants should also have one or more of the following risk factors of PDAC:
1. Aged 50 years or older
2. Smoking
3. Positive family history for PDAC
4. Status post gestational diabetes
5. Chronic pancreatitis
Exclusion criteria:
1. Inability to follow the procedures of the study or missing ability to provide informed consent (e.g. due to age, language, psychological factors, dementia, etc)
2. Known PDAC
3. Other preexisting gastrointestinal cancers
4. Pregnancy
5. Known severe renal insufficency (Clearance <30 ml)
6. Aged below 18 years