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Articles tagged "Biopsy"

  • 2018 American Transplant Congress

    Early Allograft Biopsy in Kidney Transplant Recipients with DGF – Call for an Individualized Approach

    A. Vijay, L. Barrison, M. Cooper, S. Ghasemian.

    Transplant Surgery, Medstar Georgetown Transplant Institute, Washington, DC.

    Introduction:With the use of potent induction and maintenance immunosuppressive therapy, routine early/protocol biopsy in DGF patients is questionable.AimThis study aimed to determine the incidence of…
  • 2018 American Transplant Congress

    C4d Staining and Graft Survival in Renal Transplant Recipients

    N. Mohiuddin, S. Agarwal, A. Patel, R. Prashar.

    Nephrology and Transplant, Henry Ford Hospital, Detroit, MI.

    Introduction: C4d staining in peritubular capillaries strongly correlates with presence of acute or chronic antibody mediated rejection (AMR). Data on the significance of variable C4d…
  • 2018 American Transplant Congress

    Immunophenotype of Cells Infiltrating the Graft Explains the Benefits of Belatacept

    J. Furuzawa-Carballeda,1 N. Uribe-Uribe,2 G. Mondragon-Ramirez,4 J. Arreola-Guerra,5 R. Reyes-Acevedo,5 M. Vilatoba,3 R. Chavez-Fernandez,1 F. Lopez-Verdugo,1 A. Lopez-Toledo,4 G. Mondragon-Salgado,4 J. Alberu.3

    1Immunology, Inst. Nal. C. Medicas y Nutricion SZ, Mexico City, Mexico; 2Pathology, Inst. Nal. C. Medicas y Nutricion SZ, Mexico City, Mexico; 3Transplantation, Inst. Nal. C. Medicas y Nutricion SZ, Mexico City, Mexico; 4Inst Mex de Trasplantes, Cuernavaca, Mexico; 5Transplantation, C. Hospital Miguel Hidalgo, Aguascalientes, Mexico.

    Previously, we found greater amounts of FoxP3 cells and lower amounts of CD4+/IL-17A+ and senescent cells in belatacept (Bela) patients compared to patients under cyclosporine…
  • 2018 American Transplant Congress

    Global Expression Profiles of miRNA and Expression Patterns and Localization of the miR-21 in One-Hour Biopsy Specimens of Human Kidney Tansplantation from Donors after Cardiac Death

    M. Kusaka,1 N. Fukami,1 H. Sasaki,1 A. Kawai,1 T. Kenmochi,2 T. Ito,2 R. Shiroki,1 K. Hoshinaga.1

    1Urology, Fujita-Health University, Toyoake/Aichi, Japan; 2Transplant Surgery, Fujita-Health University, Toyoake/Aichi, Japan.

    Because of the global shortage of renal grafts, kidney transplantation (KTx) from donors after cardiac death (DCDs) is an alternative way of obtaining KTx from…
  • 2018 American Transplant Congress

    Components of Microvascular Inflammation (MVI) in Kidney Transplant Biopsies (KTxBX) Impacting Late Death Censored Graft Failure (DCGF)

    J. Grande,1 L. Hunsicker,2 R. LeDuc,3 A. Matas,3 The DeKAF Consortium.

    1Pathology, Mayo Clinic, Rochester, MN; 2Int. Med., U Iowa, Iowa City, IA; 3Biostatistics and Surgery, U Minnesota, Minneapolis, MN.

    Recent studies document that MVI increases DCGF. However, the relationship between components of MVI (Banff scores g, cg, ptc) and macrovascular inflammation (v) have not…
  • 2018 American Transplant Congress

    Pump Resistive Index Values and Not Preimplantation Kidney Biopsy Predict Kidney Allograft Survival

    J. Liu,1 A. Blumfield,1 M. Trivedi,1 N. Mishra,1 O. Mohammed,1,2 J. Lin,3 M. Ajaimy,1,2 J. Graham,1,2 J. Rocca,1,2 E. Akalin,1,2 S. Greenstein.1,2

    1Albert Einstein College of Medicine, Bronx, NY; 2Department of Surgery, Montefiore Medical Center, Bronx, NY; 3Department of Epidemiology and Population Health, Albert Einstein College of Medicine, Bronx, NY.

    AimTo investigate the relationship between histological findings of preimplantation kidney biopsies and pump resistive index (RI) values during machine preservation and subsequent allograft survival.MethodsWe retrospectively…
  • 2018 American Transplant Congress

    Tissue Talks: Graft´s Histological Findings 10 Years after Belatacept or CNI

    G. Mondragon-Ramirez,1 N. Uribe-Uribe,2 J. Arreola-Guerra,5 R. Reyes-Acevedo,5 M. Vilatoba,3 J. Furuzawa-Carballeda,4 A. Lopez-Toledo,1 G. Mondragon-Salgado,1 J. Alberu.3

    1Inst Mex de Trasplantes, Cuernavaca, Mexico; 2Pathology, Inst Nal de C. Médicas y Nutrición SZ, Mexico City, Mexico; 3Transplantation, Inst Nal de C. Médicas y Nutrición SZ, Mexico City, Mexico; 4Immunology, Inst Nal de C. Médicas y Nutrición SZ, Mexico City, Mexico; 5Transplantation, C Hospital Miguel Hidalgo, Aguascalientes, Mexico.

    The BENEFIT study demonstrated that 7 yrs after kidney transplantation (KT), mean eGFR, patient and graft survival, were significantly higher in the belatacept group than…
  • 2018 American Transplant Congress

    Protocolar Biopsies in Patients with Subclinical De Novo DSA in Kidney Transplantation

    D. Bertrand,1 M. Jaureguy,2 C. Garrouste,3 J. Sayegh,4 N. Bouvier,5 S. Caillard,6 L. Lanfranco,7 A. Galinier,8 A. François,9 F. Hau,10 I. Etienne,1 P. Gatault.11

    1Nephrology Kidney Transplantation Dialysis, CHU Rouen, Rouen, France; 2Nephrology Kidney Transplantation, CHU Amiens, Amiens, France; 3Nephrology Kidney Transplantation, CHU Clermont Ferrand, Clermont Ferrand, France; 4Nephrology Kidney Transplantation, CHU Angers, Angers, France; 5Nephrology Kidney Transplantation, CHU Caen, Caen, France; 6Nephrology Kidney Transplantation, CHU Strasbourg, Strasbourg, France; 7Nephrology Kidney Transplantation, CHU Brest, Brest, France; 8Nephrology Kidney Transplantation, CHU Poitiers, Poitiers, France; 9Pathology, CHU Rouen, Rouen, France; 10EFS Normandie, EFS Normandie, Rouen, France; 11Nephrology Kidney Transplantation, CHU Tours, Tours, France.

    De novo donor-specific antibody (DSA) is associated with antibody-mediated rejection (ABMR) and allograft loss. The aim of our study was to examine the histology associated…
  • 2018 American Transplant Congress

    Graft Failure in Recurrent IgA Nephropathy Following Living Kidney Transplantation: Predictive Factors Analysis of 102 Biopsies

    J. Zhang, J. Qiu, G. Chen, C. Wang, L. Chen.

    Organ Transplant Unit, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong, China.

    Aim To investigate the predictive factors related to graft failure in recurrentIgA nephropathy (IgAN) following living kidney transplantation. Methods We identified a series of 102…
  • 2018 American Transplant Congress

    Highly Correlative Whole-Tissue Gene/protein Signatures to Score FFPE Transplant Biopsies with Inflammation and Acute Rejection

    T. Sigdel, M. Nguyen, D. Dobi, S-.C. Hsieh, J. Liberto, F. Vincenti, Z. Laszik, M. Sarwal.

    Unversity of California San Francisco, San Francisco.

    Background: We have previously reported the quantification of a common immune response module (CRM) of 11 genes to identify and score acute rejection (AR) across…
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