Articles tagged "Rejection"

2019 American Transplant Congress
Long-Term Kidney Graft Evolution in Simultaneous Liver-Kidney Transplants with Immunological Risk
G. J. Piñeiro¹, E. Montagud¹, J. Ugalde¹, R. Gelpi¹, V. Torregrosa¹, J. Rovira², J. Colmenero³, F. Diekmann¹, N. Esforzado¹
¹Nephrology and Kidney Transplantation, Hospital Clínic of Barcelona, Barcelona, Spain, ²Nephrology and Kidney Transplantation, Laboratori Experimental de Nefrologia i Trasplantament, IDIBAPS, Barcelona, Spain, ³Liver Transplant Unit, Hospital Clínic of Barcelona, Barcelona, Spain
*Purpose: There is disagreement about the real impact of anti-HLA sensitization on patient and kidney graft survival in simultaneous liver-kidney transplant (SLKT).*Methods: We reviewed the…
2019 American Transplant Congress
Prevalence of Donor Specific Antibody in Heart Transplant Recipients with Antibody-Mediated Rejection as Compared to Abnormal Intragraft mRNA Transcripts by Molecular Microscope System
K. Shah, R. J. Levine, S. Dimbil, S. Sana, P. F. Halloran, J. Patel, D. H. Chang, E. Kransdorf, M. Kittleson, J. A. Kobashigawa
Cedars-Sinai Smidt Heart Institute, Los Angeles, CA
*Purpose: Antibody-mediated rejection (AMR) is defined by pathologic evaluation of endomyocardial biopsy (EMB) for both histologic and immunopathologic components. Detectable donor specific antibodies (DSAs) in…
2019 American Transplant Congress
High HLA-DQ Epitope Mismatch Load and Low Tacrolimus Level Are Associated with Development of De Novo Donor Specific Antibody
D. Lee¹, B. Kim², J. Kim³, I. Kim⁴, M. Jeon⁵, J. Ahn¹, S. Choi⁶
¹Nephrology, Maryknoll Medical Center, Busan 48972, Korea, Republic of, ²Laboratory Medicine, Maryknoll Medical Center, Busan 48972, Korea, Republic of, ³Surgery, Maryknoll Medical Center, Busan 48972, Korea, Republic of, ⁴Urology, Maryknoll Medical Center, Busan 48972, Korea, Republic of, ⁵Pathology, Maryknoll Medical Center, Busan 48972, Korea, Republic of, ⁶Transplantation Center, Coordinator : Nurse, Maryknoll Medical Center, Busan 48972, Korea, Republic of
*Purpose: Purpose of our study is to evaluate the clinical significance of HLA class II epitope mismatch loads for the development of de novo DSA…
2019 American Transplant Congress
Effects of Proton Pump Inhibitors on Allograft Rejection and Adverse Effects in Kidney Transplant Recipients: A Systemic Review and Meta-Analysis
B. Boonpheng¹, C. Thongprayoon², M. A. Mao³, W. Cheungpasitporn⁴
¹Internal Medicine, East Tennessee State University, Johnson City, TN, TN, ²Nephrology, Mayo Clinic, Rochester, MN, MN, ³Nephrology, Mayo Clinic, Rochester, MN, ⁴Internal Medicine, University of Mississippi Medical Center, Jackson, MI, MS
*Purpose: The adverse renal effects of proton pump inhibitors (PPIs) are being increasingly recognized in both the general population and chronic kidney disease patients. Several…
2019 American Transplant Congress
Immunosuppression Reduction after Diagnosis of Sustained BK Viremia and the Risk of Allograft Rejection, Allograft Loss and Mortality
F. A. Al Dhufairi¹, M. Shokoohi², A. M. Jevnikar¹, A. A. House¹, D. Kumar³, S. M. Hosseini-Moghaddam¹
¹Department of Medicine, Western University, London Health Sciences Centre, London, ON, Canada, ²Epidemiology and Biostatistics, Western University, London, ON, Canada, ³Department of Medicine, University Of Toronto, University Health Network, Toronto, ON, Canada
*Purpose: BK viremia increases the risk of allograft loss after renal transplantation. Current guidelines recommend immunosuppression reduction (IsR) after the diagnosis of BK viremia. The…
2019 American Transplant Congress
Incidence of De Novo Donor Specific Antibodies and Treatment Response for AMR in Pediatric Kidney Transplant Recipients
S. Gattis¹, R. Liverman¹, A. Serluco¹, J. Yin¹, H. C. Sullivan², R. A. Bray³, H. M. Gebel³, S. Jernigan⁴, R. George⁴, P. D. Winterberg⁴, R. Garro⁴
¹Children's Healthcare of Atlanta, Atlanta, GA, ²Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA, ³Emory University Hospital, Atlanta, GA, ⁴Department of Pediatrics, Emory University School of Medicine, Atlanta, GA
*Purpose: Antibody-mediated rejection (AMR) is a significant complication in renal transplant patients. The aim of this study was to evaluate the incidence of de novo…
2019 American Transplant Congress
Thymoglobulin Efficacy: The Role of Dosing on Viral Infection and Rejection in Pancreas Transplantation
H. Sarumi, B. Johnson, S. Jackson, S. Hogan, J. Fisher, S. Riad, R. Kandaswamy, T. Pruett
Transplant Surgery, University of Minnesota Medical Center, Minneapolis, MN
*Purpose: While T-cell depletion therapy is standard practice for induction in pancreas transplantation, little data exists to help determine dosing and its impact on efficacy…
2019 American Transplant Congress
Role of Innate Allorecognition Pathways in Mouse Renal Allograft Rejection
D. Zhao¹, H. Dai¹, K. Abou-Daya¹, A. Williams¹, M. Oberbarnscheidt¹, X. Li², F. Lakkis¹
¹Starzl Transplantation Institute, University of Pittsburgh, Pittsburgh, PA, ²Houston Methodist Hospital Immunobiology & Transplant Science Center, Houston, TX
*Purpose: Allograft rejection is initiated by host immune system distinguishing between self and allogeneic non-self (allorecognition). Paired immunoglobulin-like receptor (PIR) and CD47 are molecules expressed…
2019 American Transplant Congress
De Novo Donor Specific Antibody and Panel Reactivity Antibody Are Critical Risk Factors for Antibody Mediated Rejection of Kidney Allograft after Simultaneous Liver-Kidney Transplantation (a Single Center Study Using Surveillance Renal Biopsies)
Y. Sun¹, A. Zhang², Z. Zaky²
¹Avalon Medical University, Willemstad, Netherlands Antilles, ²Cleveland Clinic, Cleveland, OH
*Purpose: Even though the liver may provide immunologic protection to the kidney from hyperacute rejection, previous publications suggest this protective effect is not sufficient to…
2019 American Transplant Congress
Comparing Antibody-Mediated Rejection with or without Detectable DSA: Similar Pathology and Similar Poor Prognosis
G. Einecke¹, J. Reeve², P. F. Halloran³
¹Dpt. of Nephrology, Hannover Medical School, Hannover, Germany, ²Dpt. of Laboratory Medicine and Pathology and Alberta Transplant Applied Genomics Centre, University of Alberta, Edmonton, AB, Canada, ³Dpt. of Nephrology and Alberta Transplant Applied Genomics Centre, University of Alberta, Edmonton, AB, Canada
*Purpose: Banff guidelines require the detection of donor-specific antibodies (DSA) in addition to microvascular inflammation (MVI) for a diagnosis of antibody-mediated rejection (ABMR), but MVI…