Articles tagged "Liver preservation"

2018 American Transplant Congress
Human Atrial Natriuretic Peptide (hANP) in Cold Storage of Donation after Cardiac Death Livers: A New Tool for Protecting Vascular Endothelia?
Y. Nigmet,¹ K. Hata,¹ Y. Okamura,¹ I. Tamaki,¹ T. Tsuruyama,² H. Hirao,¹ T. Kubota,¹ J. Kusakabe,¹ J. Yoshikawa,¹ T. Goto,¹ T. Tajima,¹ H. Tanaka,¹ S. Uemoto.¹
¹Department of Surgery, Division of Hepato-Biliary-Pancreatic Surgery and Transplantation, Kyoto University, Kyoto, Japan; ²Center for Anatomical, Pathological, and Forensic Medical Research, Kyoto University, Kyoto, Japan.
Aim: Current critical shortage of donor organs has led to acceptance of donation after cardiac death (DCD) livers for transplantation. Human atrial natriuretic peptide (hANP)…
2018 American Transplant Congress
Supercooling of Human Livers to Extend the Preservation Time for Transplantation
R. de Vries,^1,2 S. Tessier,^1,2 P. Banik,^1,2 S. Ozer,^1,2 S. Napgal,^1,2 S. Cronin,^1,2 J. Markmann,^1,2 H. Yeh,^1,2 K. Uygun.^1,2
¹Department of Surgery, Massachusetts General Hospital, Boston, MA; ²Center for Engineering in Medicine, Harvard Medical School, Boston, MA.
Introduction: Extending the maximum preservation time of donor organs could dramatically improve the outcome of organ transplantation. Static cold storage (SCS) at +5[deg]C is the…
2018 American Transplant Congress
The Role of Ex Vivo Normothermic Preservation in Minimizing Postreperfusion Syndrome in Liver Transplantation
A. Hassan, J. Cywinski, Q. Liu, D. Pezzati, D. Yang, L. Liu, G. Iuppa, K. Hashimoto, F. Aucejo, M. Fujiki, B. Eghtesad, S. Irefin, J. Fung, K. Abu-Elmagd, C. Miller, C. Quintini.
Transplant Surgery, Cleveland Clinic, Cleveland.
Background:Graft reperfusion holds a major challenge during liver transplantation. NMP may improve post-reperfusion hemodynamics, reduce vasopressor and blood product transfusion.Methods:15 patients with liver transplantation after…
2018 American Transplant Congress
Assessment of Bile Production and Quality during Normothermic Ex Vivo Liver Perfusion to Predict Biliary Injury
D. Kollmann,¹ I. Linares,¹ S. Ganesh,¹ R. Rosales,¹ M. Hamar,¹ P. Urbanellis,¹ A. Wiebe,¹ P. Yip,² O. Adeyi,² M. Selzner,¹ N. Selzner.¹
¹Multi Organ Transplant Program, Toronto General Hospital, Toronto, Canada; ²Laboratory Medicine and Pathobiology, University Health Network, Toronto, Canada.
Background. Liver transplantation (LT) with donation after circulatory death (DCD)-grafts is associated with higher risk for biliary strictures. We evaluated bile production and quality during…
2018 American Transplant Congress
A Cost Analysis on Normothermic Machine Perfusion at a Single Center
D. Pezzati, Q. Liu, H. Hassan, G. Iuppa, L. Hernandez, G. D'Amico, T. Diago Uso, B. Heghtsad, C. Miller, C. Quintini.
General Surgery, Cleveland Clinic, Cleveland, OH.
INTRODUCTION: Normothermic machine perfusion (NMP) for liver transplantation is a novel and promising technique.One of the concerns related to its usage is the high cost.The…
2018 American Transplant Congress
Normothermic Ex Vivo Liver Perfusion Prior to Liver Transplantation Can Prevent Platelet Aggregation and Platelet Induced Sinusoidal Cell Injury
D. Kollmann,¹ I. Linares,¹ S. Ganesh,¹ R. Rosales,¹ N. Tessandier,² E. Boilard,² M. Hamar,¹ P. Urbanellis,¹ P. Yip,³ O. Adeyi,³ M. Selzner,¹ N. Selzner.¹
¹Multi Organ Transplant, UHN, Toronto, Canada; ²Centre Hospitalier de l'Université Laval (CHUL), Québec, Canada; ³Laboratory Medicine and Pathobiology, UHN, Toronto, Canada.
Background. Normothermic ex vivo liver perfusion (NEVLP) is a novel method for graft-preservation applied alternatively to static cold storage (SCS). We examined the impact of…
2017 American Transplant Congress
Prolonged Liver Ischemia Triggers Necrotic Depletion of TIM4+ Kupffer Cells to Facilitate Tissue Inflammatory Immune Activation in Liver Ischemia-Reperfusion Injury.
H. Wang,¹ S. Yue,¹ M. Ni,¹ R. Busittil,¹ J. Kupiec-Weglinski,¹ L. Lu,² Y. Zhai.¹
¹Surgery, David Geffen School of Medicine, UCLA, Los Angeles, CA; ²Liver Surgery, The First affiliated Hospital of Nanjing Medical University, Nanjing, Jiansu Province, China
Although mechanisms of immune activation against liver ischemia-reperfusion injury (IRI) have been studied extensively, questions regarding liver resident Kupffer cells vs. infiltrating macrophages (iM[Oslash]s) remain…
2017 American Transplant Congress
Objective Assessment of Graft Metabolism and Function During Ex Vivo Liver Perfusion.
J. Echeverri,¹ S. Cleland,² M. Kaths,¹ I. Linares,¹ R. Roizales,¹ N. Goldaracena,¹ D. Kollmann,¹ M. Hamar,¹ P. Urbanellis,¹ S. Ganesh,¹ O. Adeyi,³ D. Grant,¹ N. Selzner,⁴ M. Wasowicz,² M. Selzner.¹
¹Multi-Organ Transplant Program, Department of Surgery, University of Toronto - Toronto General Hospital, Toronto, ON, Canada; ²Multi-Organ Transplant Program, Department of Anesthesia, University of Toronto - Toronto General Hospital, Toronto, ON, Canada; ³Multi-Organ Transplant Program, Department of Pathology, University of Toronto - Toronto General Hospital, Toronto, ON, Canada; ⁴Multi-Organ Transplant Program, Department of Medicine, University of Toronto - Toronto General Hospital, Toronto, ON, Canada
During EVLP no objective perfusion parameters have been found to predict outcome after transplantation.Methods: Livers with 4grades of injury were perfused for 4 hours and…
2017 American Transplant Congress
Preliminary Results of Clinical Normothermic Ex Vivo Liver Perfusion in a North American Setting.
M. Bral,¹ B. Gala-Lopez,¹ D. Bigam,¹ N. Kneteman,¹ A. Malcolm,¹ S. Livingstone,¹ A. Andres,¹ J. Emamaullee,¹ L. West,¹ P. Friend,² A. Shapiro.¹
¹Department of Surgery, University of Alberta, Edmonton, AB, Canada; ²Department of Surgery, Nuffield Department of Surgical Sciences, Oxford, United Kingdom; ³Oxford Institute of Biomedical Engineering, Oxford, United Kingdom; ⁴OrganOx, Oxford, United Kingdom
Outcomes of a first clinical normothermic machine perfusion (NMP) UK liver trial demonstrated feasibility and clear safety, with improved liver function when compared to standard…
2017 American Transplant Congress
Normothermic Regional Perfusion of Donors Following Circulatory Death Improves Outcomes in Liver Transplantation.
E. Mowlem,¹ L. Randle,² C. Fear,¹ K. Crick,¹ S. Messer,⁴ S. Large,⁴ A. Butler,³ C. Watson.³
¹Cambridge Transplant Unit, Addenbrookes Hospital, Cambridge, United Kingdom; ²OrganOx Ltd, Oxford, United Kingdom; ³Dept of Surgery, University of Cambridge, Cambridge, United Kingdom; ⁴Papworth Hospital, Cambridge, United Kingdom
Introduction: Donation after Circulatory Death (DCD) provides 23% of UK livers for transplantation, but such transplants are associated with more primary graft function and early…