Minireviews
Copyright ©The Author(s) 2021.
World J Gastroenterol. Sep 14, 2021; 27(34): 5727-5736
Published online Sep 14, 2021. doi: 10.3748/wjg.v27.i34.5727
Table 1 Potential benefits of the different modalities of machine perfusion of the liver on clinical studies

Safety and feasibility
Prevention of early allograft dysfunction
Prevention of biliary complications
Prolonged preservation time
Viability assessment
Therapeutic interventions
Normothermic regional perfusion1Yes[11,19,46]Yes[11,19,46]Yes[11,19,46]No data available yetYes[11,46]No data available yet
Normothermic machine perfusionYes[2,6,21,42,50,51]Yes[2,6,42]No data available yetYes[2,6]Yes[6,24,26,50,51]Yes[43]2
Subnormothermic machine perfusionNo data available yetNo data available yetNo data available yetNo data available yetNo data available yetNo data available yet
Hypothermic machine perfusionYes[3,37]Yes[3,37]Yes[3,22,37]Yes[39]2Yes[34]No data available yet
Controlled oxygenated rewarmingYes[9,47]Yes[9,47]No data available yetNo data available yetNo data available yetNo data available yet
Combined modalities (HMP + NMP)Yes[14,15] No data available yetNo data available yetYes[39]2Yes[14,15] No data available yet
Ischaemia-free liver transplantation3Yes[12,48]Yes[48,49]No data available yetNo data available yetNo data available yetNo data available yet