Am J Transplant, Volume 22, Suppl 3 Archives - Page 3 of 190 - ATC Abstracts

2022 American Transplant Congress
Does Black Race Modify the Risk of Transplant Failure Associated with HLA Mismatch in First Adult Kidney Allografts from Deceased Donors?
K. Atiemo
Tulane University, New Orleans, LA
*Purpose: Current US- based data suggests Black patients awaiting kidney re-transplantation are more likely to be highly sensitized compared to other races. Degree of HLA…
2022 American Transplant Congress
Acute Cellular Rejection in Liver Transplant Recipients Following Vaccination Against Covid-19
R. Sarwar¹, O. Adeyi², N. Lim¹
¹Division of Gastroenterology, Hepatology and Nutrition, University of Minnesota, Minneapolis, MN, ²Department of Laboratory Medicine and Pathology, University of Minnesota, Minneapolis, MN
*Purpose: The coronavirus disease 2019 (COVID-19) global pandemic has seen the development of effective vaccines in record time. We report a series of five liver…
2022 American Transplant Congress
DonorNet Procurement Photos and Their Association with Kidney Utilization
M. Stuart¹, A. M. Placona¹, C. Martinez¹, K. Andreoni²
¹United Network for Organ Sharing, Richmond, VA, ²University Hospitals, Case Western University, Cleveland, OH
*Purpose: Procurement teams can upload backbench photos of organs to DonorNet. It is unclear if these photos are associated with kidney utilization. We examined the…
2022 American Transplant Congress
National Consortium Registry Insights on Management and Outcome of Hepatitis C Viremic Heart Transplants
R. Gottlieb¹, M. Salem¹, A. Ravichandran², J. Kennedy³, J. Strope⁴, S. Lin⁵, J. Chow⁶, P. Eckman⁷, S. Desai⁸, O. Larkins¹, J. Vanzyl¹, S. Hall¹
¹Baylor Scott & White Healthcare, Dallas, TX, ²Ascension Medical Group, Indianapolis, IN, ³Inova Heart and Vascular Institute, Falls Church, VA, ⁴Medical University of South Carolina, Charleston, SC, ⁵University of Washington Medical Center, Seattle, WA, ⁶Tufts Medical Center, Boston, MA, ⁷Minneapolis Heart Institute, Minneapolis, MN, ⁸Ochsner Medical Center, New Orleans, LA
*Purpose: Multicenter US registry of clinical management of HCV NAT+ hearts.*Methods: An ongoing 8-center retrospective IRB-approved registry collected baseline characteristics, labs, management, and outcomes after…
2022 American Transplant Congress
Microvascular Inflammation in Kidney Transplant Biopsies in the Absence of HLA-DSA Displays Intense Cytotoxic T-cell and NK Cell but Not Plasma Cell Infiltration
A. Buxeda¹, L. Llinàs-Mallol¹, J. Gimeno², D. Redondo-Pachón¹, C. Arias-Cabrales¹, C. Burballa¹, A. Puche², M. Pérez-Sáez¹, J. Pascual³, M. Crespo¹
¹Nephrology Department, Hospital del Mar, Institute Mar for Medical Research (IMIM), Barcelona, Spain, ²Pathology Department, Hospital del Mar, Institute Mar for Medical Research (IMIM), Barcelona, Spain, ³Nephrology Department, Hospital Universitario 12 de Octubre. Institute Mar for Medical Research (IMIM), Madrid, Spain
*Purpose: Microvascular inflammation (MVI) without evidence of HLA-donor-specific antibodies (HLA-DSA) or C4d+ deposition remains an enigmatic phenotype, which cannot be classified as antibody-mediated rejection (ABMR)…
2022 American Transplant Congress
Immunity Rates to Hepatitis B Among Solid Organ Transplant Recipients
S. Kopf¹, J. Walker², K. Bruxvoort³, H. Budhwani³, A. Nellore⁴
¹Infectious Disease, University of Alabama at Birmingham Hospital, Birmingham, AL, ²University of Alabama at Birmingham, Birmingham, AL, ³University of Alabama at Birmingham Hospital, Birmingham, AL, ⁴University of Alabama, Birmingham, AL
*Purpose: Immunosuppression after transplantation decreases vaccine responsiveness. Thus, to be best protected from post-transplant communicable diseases, vaccination of organ transplant candidates in the pre-transplant period…
2022 American Transplant Congress
A Novel Approach to Non-Invasive Multimodality Testing with Allosure and Allomap Predicts Microvascular Inflammation with High Accuracy in Kidney Transplant Recipients
S. Parajuli, F. Aziz, N. Garg, S. E. Panzer, K. Van Hyfte, K. Degner, S. Reese, L. Ptak, N. Wilson, A. Djamali
University of Wisconsin, Madison, WI
*Purpose: The most prominent histologic lesion in antibody-mediated rejection (ABMR) is microvascular inflammation (MVI); however, its recognition and scoring can be challenging and poorly reproducible…
2022 American Transplant Congress
High TTV Load Before First Vaccine Dose is Associated with Poor Serological Response to Covid-19 Vaccination in Lung Transplant Recipients
C. C. Van Leer Buter¹, R. A. Hoek², E. A. Verschuuren³, R. D. de Vries⁴, D. van Baarle¹, M. van der Heiden¹, H. G. Niesters¹, C. GeurtsvanKessel⁴
¹Dept. of Medical Microbiology, University Medical Center Groningen, Groningen, Netherlands, ²Dept. of Pulmonary Medicine, Erasmus Medical Center, Rotterdam, Netherlands, ³Dept. of Pulmonary Diseases,, University Medical Center Groningen, Groningen, Netherlands, ⁴Dept. of Viroscience, Erasmus Medical Center, Rotterdam, Netherlands
*Purpose: Torque tenovirus (TTV), a highly prevalent virus which is not known to cause pathology in humans, is currently being investigated as a marker of…
2022 American Transplant Congress
Analysis of Sars-Cov-2-Specific T-Cell Responses Using Novel Single-Cell Multiplexed Isolight in Covid-19 Convalescents
Y. Sambandam¹, J. He¹, N. Vanderhyde², L. Gallon¹, J. Leventhal¹, J. Mathew¹
¹Northwestern University, Chicago, IL, ²IsoPlexis, Branford, CT
*Purpose: COVID-19 has poor outcomes in transplant recipients with reduced antibody responses. However, the exact cellular immune response against SARS-CoV-2 remains largely unclear. We developed…
2022 American Transplant Congress
Barriers to Completing the Transplant Evaluation Process: A Mixed-Methods Study
E. J. Gordon¹, J. J. Uriarte¹, A. N. McLagan¹, B. Kuramitsu¹, J. Gacki-Smith¹, M. Shumate², L. McElroy³, J. Caicedo¹
¹Northwestern University Feinberg School of Medicine, Chicago, IL, ²Northwestern University, Evanston, IL, ³Duke University, Durham, NC
*Purpose: Little is known about patient-reported factors affecting patients’ access to the kidney transplant waitlist after starting evaluation. We qualitatively assessed patients’ perceived barriers to…