In this observational cohort study data on all patients undergoing liver transplantation after hypothermic oxygenated machine perfusion at Medical University of Vienna will be prospectively recorded. Investigation of short- and long-term outcome in this cohort will be conducted.

Inclusion Criteria:

• patients undergoing liver transplantation with the use of hypothermic oxygenated machine perfusion
• age ≥ 18 years

Exclusion Criteria:

• pregnancy
• partial grafts
• the anatomical integrity of the liver is not preserved in a way that makes the perfusion of the liver possible

Patients listed for and undergoing liver transplantation using a liver graft which was subjected to hypothermic oxygenated machine perfusion

data available upon reasonable request and in accordance with appropriate data sharing agreements