ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Rejection"

  • 2018 American Transplant Congress

    Antibody Mediated Kidney Transplant Rejection Treated with Bortezomib – Case Series from a Single Center

    G. Piecha,1 R. Król,2 H. Karkoszka,1 A. Wiecek.1

    1Department of Nephrology, Transplantation and Internal Medicine, Medical University of Silesia, Katowice, Poland; 2Department of General, Vascular and Transplantation Surgery, Medical University of Silesia, Katowice, Poland.

    Acute antibody mediated kidney transplant rejection (ABMR) is not a frequent complication but may have a catastrophic consequences for graft survival. Between January 2015 and…
  • 2018 American Transplant Congress

    Reduction in Circulating CD19+CD24+CD27+ Regulatory B Cell Frequency Predicts Acute Rejection in Liver Transplant Patients

    H. Zhou, Z. Rao, Y. Lu, J. Rao, J. Gu, L. Lu, Y. Xia.

    Liver Transplant Center, First Affiliated Hospital of Nanjing Medical University, Nanjing, China.

    Background: Accumulating evidence suggests that regulatory B cells (Bregs) play an important role in modulating inflammation and autoimmune diseases. However, whether Bregs regulate acute liver…
  • 2018 American Transplant Congress

    Higher Rates of Rejection in HIV-Infected Kidney Transplant Recipients on Ritonavir-Boosted Protease Inhibitors–Three-Year Follow Up

    B. Rollins, S. Farouk, G. DeBoccardo, S. Lerner, M. Rana, S. Huprikar, L. Miko, V. Delaney, S. Florman, R. Shapiro.

    The Mount Sinai Hospital, New York.

    Background: One-year rejection rates in HIV-infected kidney transplant recipients range from 15-40%, compared to overall rejection rates of 10% in HIV-negative patients. Protocols for immunosuppression…
  • 2018 American Transplant Congress

    Functional Reconstruction of Urogenital Tissue Defects Using VCA: A Novel Microsurgical Penis Transplant Model and Clinical & Histological Rejection Classification

    S. Fidder,1,4 G. Furtmüller,1 B. Simons,2 B. Kern,1 D. Lough,1 B. Oh,1 M. Chicco,1 C. Brayton,3 W. Lee,1 D. Cooney,1 R. Redett,1 G. Brandacher.1

    1Dept of Plastic and Reconstructive Surgery, Johns Hopkins University School of Medicine, Baltimore; 2Dept of Urology, JHU SOM, Baltimore; 3Dept of Molecular & Comparative Pathobiology, JHU SOM, Baltimore; 4Plastic and Reconstructive Surgery, Erasmus University Medical Center, Rotterdam, Netherlands.

    Background: Defects of male urogenital structures subsequent to major trauma are associated with severely reduced function and quality-of-life. As of recent, penis transplantation represents an…
  • 2018 American Transplant Congress

    12-Months Evolution of Anti-HLA Antibodies Donor Specific Antibodies after Rescue Switch from CNi-Based Immunosuppressive Regimen to Belatacept in Kidney Allograft Recipients

    M. Matignon,1 C. Dudreuilh,1 P. Rémy,1 J-.L. Taupin,2 P. Grimbert.1

    1Nephrology Transplantation, APHP Henri Mondor, Creteil, France; 2Histocompatibility, APHP Saint Louis, Paris, France.

    IntroductionAfter kidney transplantation, long-term immunosuppression with calcineurin inhibitors (CNIs) or mTOR inhibitors (mTORi) leads to adverse effects, such as nephrotoxicity and proteinuria. Currently, available data…
  • 2018 American Transplant Congress

    Monitoring of Small Bowel Allografts with Kynurenine Serum Levels

    M. Stangl,1 D. Koliogiannis,1 J. Bucher,1 M. Guba,1 D. Abendroth.2

    1Transplant Center Munich, Klinikum Großhadern, LMU Munich, Munich, Germany; 2Department of Surgery, University of Ulm, Ulm, Germany.

    Long-term success in intestinal transplantation could be significantly improved by the development of a reliable noninvasive marker of rejection, allowing early diagnosis and treatment without…
  • 2018 American Transplant Congress

    Clinically Relevant Variation of Donor-Derived Cell-Free DNA during Longitudinal Surveillance of Renal Allografts

    M. Narayanan,1 T. Alhamad,2 D. Hiller,3 J. Yee,3 R. Woodward,3 J. Bromberg.4

    1Texas A&M Health Science Center, Temple, TX; 2Washington University School of Medicine, St. Louis, MO; 3CareDx, Brisbane, CA; 4University of Maryland School of Medicine, Baltimore, MD.

    Purpose: Donor-derived cell-free DNA (dd-cfDNA) levels >1% are associated with active rejection in renal transplant recipients. This report defines the clinically relevant variation of dd-cfDNA…
  • 2018 American Transplant Congress

    Comparison of Induction and Maintenance Immunosuppression Regimens in Intestinal and Multivisceral Transplantation: An Analysis of the UNOS Registry

    S. Nagai,1 M. Rizzari,1 Y. Muszkat,2 K. Collins,1 A. Yoshida,1 S-.M. Jafri,2 M. Abouljoud.1

    1Transplant and Hepatobiliary Surgery, Henry Ford Hospital, Detroit, MI; 2Gastroenterology, Henry Ford Hospital, Detroit, MI.

    Aim: Induction and maintenance immunosuppression regimens in intestinal transplant widely vary among centers. The aim of this study was to investigate an association between immunosuppression…
  • 2018 American Transplant Congress

    Incidence of Acute Cellular Rejection in Liver Transplant Patients Receiving Direct Acting Antivirals for Hepatitis C Treatment

    D. Bley,1 L. Sagardia,1 R. Ford,2 S. Todd.1

    1Pharmacy, Emory University Hospital, Atlanta, GA; 2School of Medicine, Emory University, Atlanta, GA.

    Direct acting antivirals (DAAs) have been used for the treatment of hepatitis C (HCV) in liver transplant patients since early on after their approval, however…
  • 2018 American Transplant Congress

    Pro-Inflammatory B Cells Predict Progressive Minimal Early Renal Allograft Inflammation Which is Associated with Poor Graft Outcomes

    A. Sharma, A. Cherukuri, D. Chittka, R. Mehta, S. Hariharan, D. Rothstein.

    UPMC, Pittsburgh.

    The clinical significance of minimal tubulointerstitial inflammation (MTI:'t'+'i'scores 0.5-1.5) and Banff Borderline changes (BBC:'t'+'i'scores 2-3) in early renal allograft biopsies is unclear. The rate and…
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