ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Rejection"

  • 2022 American Transplant Congress

    Safety and Efficacy of a Probiotic Protocol to Reduce Perioperative Infection After Liver Transplantation

    M. Jorgenson, Q. Yang, G. Leverson, C. Saddler, J. Smith, N. Safdar, D. Al-Adra

    University of Wisconsin Health, Madison, WI

    *Purpose: Evaluate efficacy and safety of a probiotic preparation to reduce perioperative infection in patients undergoing liver transplant surgery*Methods: Adult patients receiving liver transplantation from…
  • 2022 American Transplant Congress

    Transjugular Intrahepatic Portosystemic Shunt Placement is Associated with Increased All-Cause and Cardiac Mortality in Those Undergoing Liver Transplant for Nonalcoholic Steatohepatitis

    D. U. Lee1, J. Han2, J. Kwon2, K. Chang2, G. Fan2, K. Lee1, N. Urrunaga3, C. Bhati1, D. Maluf3, K. Shetty3

    1Department of Gastroenterology and Hepatology, University of Maryland, Baltimore, MD, 2Tufts Medical Center, Boston, MA, 3University of Maryland, Baltimore, MD

    *Purpose: Since the effect of transjugular intrahepatic portosystemic shunt (TIPS) on post LT outcomes is not well understood, we undertook this analysis of a large…
  • 2022 American Transplant Congress

    Antibody-Mediated Rejections with C1q-binding and without C1-Binding Donor-Specific Antibodies in Kidney Transplantation

    J. Jeon, C. Baek

    Asan Medical Center, Seoul, Korea, Republic of

    *Purpose: All donor-specific antibodies (DSAs) are not clinically relevant. Therefore, the C1q assay has been recently used, but its clinical meaning and usefulness should be…
  • 2022 American Transplant Congress

    Correlating Histology, Immunohistochemical, & Serologic Data in Heart Transplant Recipients: Implications for Molecular Diagnostic Assays

    P. Randhawa, Y. Huang

    University of Pittsburgh Medical Center, Pittsburgh, PA

    *Purpose: The ISHLT classification of rejection in heart allograft biopsies is independent of DSA status. There is only limited data on the prevalence of DSA…
  • 2022 American Transplant Congress

    Discrepancy Rates Between Histology (HIST) and Molecular Diagnosis (MDX) of T-cell Mediated Rejection (TCMR) Depend on Choice of Bioinformatics Pipeline

    M. Ellison, D. Spagnolo, P. Randhawa

    University of Pittsburgh Medical Center, Pittsburgh, PA

    *Purpose: HIST based treatment of TCMR has played a key role in the reduction of its incidence to historic lows of ~10%. MDX methods developed…
  • 2022 American Transplant Congress

    De Novo Donor-Specific Antibody Development with Mycophenolate versus Azathioprine in Lung Transplant Recipients

    A. Prom1, K. Walter2, K. Gomez3, C. Doligalski1, L. Lobo1, R. Evans1

    1UNC Health, Chapel Hill, NC, 2University of Michigan, Ann Arbor, MI, 3University of North Carolina Eshelman School of Pharmacy, Chapel Hill, NC

    *Purpose: The effect of mycophenolate mofetil (MMF) or azathioprine (AZA) immunosuppression (ISN) regimens on de novo donor specific antibody (DSA) formation in lung transplant recipients…
  • 2022 American Transplant Congress

    Gene Expression Profiles of Peritubular Capillarits in Chronic Antibody-Mediated Rejection

    M. Eder1, M. Röbl1, H. Omic1, B. Adam2, D. Cejka3, N. Kozakowski4, D. D´Andrea5, M. Mengel2, Ž. Kikić5

    1Internal Medicine III, Nephrology and Dialysis, Medical University of Vienna, Vienna, Austria, 2Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, AB, Canada, 3Department of Medicine III, Nephrology, Hypertension, Transplantation and Rheumatology, Ordensklinikum Linz – Elisabethinen, Linz, Austria, 4Department of Pathology, Medical University of Vienna, Vienna, Austria, 5Department of Urology, Medical University of Vienna, Vienna, Austria

    *Purpose: Antibody-mediated rejection (ABMR) is one of the most significant contributors to late graft loss. Hallmark characteristics include peritubular capillaritis (ptc) and glomerulitis (g). Diffuse…
  • 2022 American Transplant Congress

    Biopsy and Blood Gene Expression Profiles Distinguish Injury, Subclinical and Clinical Rejection in Kidney Transplant Recipients

    S. Kurian1, M. Kandpal2, C. Rebello2, C. Marsh1, J. Friedewald2

    1Scripps Health, La Jolla, CA, 2Northwestern University, Chicago, IL

    *Purpose: We analyzed serial gene expression profiles in paired blood and biopsies from kidney transplant recipients phenotyped with a comprehensive clinical algorithm. We compared disease…
  • 2022 American Transplant Congress

    Influence of Converting Kidney Transplant Recipients with High Tacrolimus Variability to the Once Daily LCP Tac Formulation

    D. Taber, F. Bartlett, N. Patel, T. Sprague, S. Patel, J. Newman, E. Andrade, N. Rao, A. Posadas, V. Rao, M. Casey, D. Dubay, V. Rohan

    Med Univ of South Carolina, Charleston, SC

    *Purpose: Tacrolimus (Tac) is the cornerstone of immunosuppression used in kidney transplant recipients (KTRs). Tac high variability, low time in therapeutic range and non-adherence are…
  • 2022 American Transplant Congress

    Enhanced Histological Yield and Actionable Findings When Biopsy is Guided by Donor-Derived Cell-Free DNA (dd-cfDNA)

    M. R. Weir1, D. Mandelbrot2, J. S. Bromberg1, S. Mehta3, E. Poggio4, E. Huang5, G. Shekhtman6, N. Agrawal7, W. Tian8, M. Cooper9

    1University of Maryland School of Medicine, Baltimore, MD, 2University of Wisconsin, Madison, WI, 3University of Alabama, Birmingham, AL, 4Cleveland Clinic, Cleveland, OH, 5Cedars-Sinai Medical Center, Los Angeles, CA, 6CareDx Inc., Brisbane, CA, 7CareDx Inc, Brisbane, CA, 8CareDx, Brisbane, CA, 9MedStar Georgetown Transplant Institute, Washington, DC

    *Purpose: Implementation of molecular biomarkers in kidney transplantation has expanded the amount of information available to clinicians before deciding to pursue biopsy. We evaluated how…
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