ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Histology"

  • 2019 American Transplant Congress

    Living Kidney Donor Time Zero Biopsy Findings Predict Graft Loss in the Recipient

    N. Issa1, C. Lopez1, A. Denic1, J. J. Larson1, R. Narasimhan1, L. Archila1, S. S. Taler1, H. Chakkera2, J. Augustine3, M. Stegall4, A. Rule1

    1Nephrology, Mayo Clinic, Rochester, MN, 2Nephrology, Mayo Clinic, Phoenix, AZ, 3Nephrology, Cleveland Clinic, Cleveland, OH, 4Transplantation, Mayo Clinic, Rochester, MN

    *Purpose: Recipient outcomes with living donor kidney grafts are superior to those achieved from deceased donors. However, there may still be variability in the quality…
  • 2019 American Transplant Congress

    Prevention of Diabetic Nephropathy after Kidney Transplantation Requires More Than Pursuing Low Levels of Glycated Hemoglobin

    M. Coemans, E. Van Loon, E. Lerut, D. Kuypers, B. Sprangers, P. Gillard, C. Mathieu, G. Verbeke, M. Naesens

    KU Leuven, Leuven, Belgium

    *Purpose: Diabetic nephropathy is the leading cause of end-stage renal disease and progresses in five stages. During the second stage, morphologic lesions develop, without signs…
  • 2018 American Transplant Congress

    Renal Allograft Molecular Pathways Associated with Tolerance Induction in Renal Transplantation

    L. Gallon,1 J. Mathew,1 S. Bontha,2 C. Dumur,2 P. Dalal,1 L. Nadimpalli,1 D. Maluf,2 A. Shetty,1 S. Ildstad,3 J. Leventhal,1 V. Mas.2

    1Department of Medicine-Nephrology, Northwestern University, Chicago, IL; 2Department of Surgery, University of Virginia, Charlottesville, VA; 3Departments of Surgery, Physiology and Immunology, University of Louisville, Louisville, KY.

    Background: Chronic exposure to immunosuppressive agents for organ transplant results in graft nephrotoxicity, infections and malignancies We have established durable immune tolerance in mismatched related…
  • 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

    Scoring Transplant Glomerulopathy Using Morphometry: Correlation with Banff Criteria

    M. Morales, A. Denic, W. Park, B. Smith, M. Alexander, M. Stegall.

    William J.von Liebig Transplant Center, Mayo Clinic, Rochester, MN.

    Background: Transplant glomerulopathy (TG) is a prognostic marker for graft survival. Still, scoring TG using the Banff cg-score remains a challenge and no assessments in…
  • 2018 American Transplant Congress

    Pre-Existing Allograft Diabetic Nephropathy from Diabetic Donor is Reversible after Kidney Transplantation in Non-Diabetic Recipient

    K. Hotta,1 D. Iwami,1 H. Harada,2 Y. Fukasawa,2 H. Okada,1 H. Higuchi,1 T. Hirose,2 N. Fukuzawa,2 N. Shinohara.1

    1Hokkaido University Hospital, Sapporo, Japan; 2Sapporo City General Hospital, Sapporo, Japan.

    【Introduction】The shortage of kidney donor has limited the treatment of patients with end-stage kidney disease. To use diabetic donor with normal renal function is would…
  • 2018 American Transplant Congress

    Nephrosclerosis beyond That Expected for Age is Predictive of Early New-Onset Hypertension (HTN) in Living Kidney Donors (LKD)

    N. Issa,1 L. Vaughan,1 A. Denic,1 V. Nagineni,1 H. Chakkera,2 J. Lieske,1 L. Lerman,1 S. Taler,1 M. Stegall,1 W. Kremers,1 E. Poggio,3 A. Rule.1

    1Mayo Clinic, Rochester, MN; 2Mayo Clinic, Scottsdale, AZ; 3Cleveland Clinic, Cleveland, OH.

    Background: Nephrosclerosis on biopsy (bx) of LKD is associated with older age & HTN. We studied whether nephrosclerosis is predictive of adverse changes early after…
  • 2018 American Transplant Congress

    Long-Term HIF-1α Stabilization is Associated with Fibrosis in Rat Lung Allografts

    K. Freischlag,1 B. Ezekian,1 P. Schroder,1 J. Everitt,1 J. Yoon,1 M. Swiderska-Syn,3 W. Parker,1 A. Diehl,1 J. Kwun,1 S. Knechtle.1

    1Duke Transplant Center, Duke University, Durham, NC; 2Medical University of South Carolina, Charleston, SC.

    Introduction: HIF-1α is a subunit of a heterodimeric transcription factor hypoxia-inducible factor 1 (HIF-1) and functions as a master transcriptional regulator of cellular and developmental…
  • 2018 American Transplant Congress

    A Novel Preservation Solution for Lung That Improves Cell Viability and Tissue Architecture

    J. Friedman,1 M. Samamrco,1 L. Marrero,1 B. Bunnell,1 D. Spyropoulos.2

    1Tulane University, New Orleans; 2MUSC, Charleston.

    Backgroud: Only 20% of donor lungs are used for transplant and 10 y survival of recipients is low. Many patients die within 30 d of…
  • 2018 American Transplant Congress

    An Integrative Approach for the Assessment of Peritubular Capillaritis Extent and Score in Microvascular Inflammation – Association with Transplant Glomerulopathy and Graft Loss

    N. Kozakowski,1 H. Herkner,2 F. Eskandary,3 M. Eder,3 W. Winnicki,3 G. Bond,3 Ž. Kikić.3

    1Department of Pathology, Medical University of Vienna, Vienna, Austria; 2Department of Emergency Medicine, Medical University of Vienna, Vienna, Austria; 3Division of Nephrology and Dialysis, Department of Medicine III, Medical University of Vienna, Vienna, Austria.

    Background:Banff Classification accepts two histomorphological features as surrogates of HLA Antibody-Antigen interaction on renal endothelium: C4d staining and microvascular inflammation scores (MVI sum score:ptc+g≥2) which…
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