Inclusion Criteria:

- all patients who are referred to The Department of Surgery, Odense University
Hospital, for surgical treatment of suspected or biopsy proven primary or secondary
liver cancer.

Exclusion Criteria:

- age less than 18 years

- patients who are not fit for liver surgery because of co-morbidity

- patients for whom the extra investigations in the study are considered to give an
increased risk because of co-morbidity such as

- Patients with s-creatinin > 150 micromol/l

- Patients who take peroral antidiabetic drugs or have a poorly regulated diabetes
mellitus

- patients who do not understand the patient information

- patients who do not want to participate