Articles tagged "COVID-19"

2022 American Transplant Congress
Sars-cov-2 Antibody and T Cell Response After Vaccination with or without Intensified Immunosuppression Among Pediatric Renal Transplant Recipients
H. Pizzo¹, B. Shin², P. R. Soni³, S. Nadipuram³, J. Garrison², R. Zhang², S. C. Jordan², D. Puliyanda¹
¹Pediatric Nephrology, Cedars-Sinai Medical Center, Los Angeles, CA, ²Comprehensive Transplant Center, Cedars-Sinai Medical Center, Los Angeles, CA, ³Pediatric Infectious Disease, Cedars-Sinai Medical Center, Los Angeles, CA
*Purpose: Recent data has shown poor antibody response to SARS-CoV-2 vaccination among adult kidney transplant (tx) recipients, with seroconversion ranging between 22%-58% after two mRNA…
2022 American Transplant Congress
COVID-19+ Kidney Transplant in US Veterans: An Opportunity to Increase Transplant Rates
V. E. Whittaker
Surgery, Columbia Vagelos College of Medicine and Surgery, New York, NY
*Purpose: US veterans are less likely to be transplanted. This disparity is related to donor shortage. This study seeks to increase access to transplant of…
2022 American Transplant Congress
Abnormal B Cell Profile Associated with Inadequate Antibody Response to MRNA SARS-COV-2 Vaccine Can Be Overcome with a Third Vaccine Dose in Adolescent Kidney Transplant Recipients
C. Crane, E. Phebus, L. Loop, C. Anterasian, B. Geng, E. Ingulli
Pediatrics, UCSD Rady Children's, San Diego, CA
*Purpose: mRNA SARS-CoV-2 vaccines are highly efficacious in the general population but have shown a diminished response in immunosuppressed adolescent kidney allograft recipients. We investigated…
2022 American Transplant Congress
Antibody Response to Sars- Cov -2 Mrna Vaccine in Kidney Transplant Recipients
R. Mohamed Abdul Rahman, M. Alkadi, E. Abuhelaiqa, M. Jarman, A. Nauman, O. Fituri, M. Asim, A. Hamad, H. Tohid, P. Coyle, L. Abu Raddad, H. Al-Malki
Nephrology, Hamad Medical Corporation, Doha, Qatar
*Purpose: Kidney transplant recipients are vulnerable to develop severe form of COVID19 Infection. Although severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) mRNA vaccine has significantly…
2022 American Transplant Congress
Pathological Changes in Kidney Allografts Associated with COVID-19 Vaccination
S. Shelton, N. Hellenga, P. Burke
Christiana Care Health System - Kidney Transplant Program, Newark, DE
*Purpose: The Coronavirus Disease 2019 (COVID-19) pandemic prompted widespread vaccination for the immunosuppressed population starting in January 2021 with minimal information on safety outcomes. The…
2022 American Transplant Congress
De Novo Donor-Specific Antibody Development in Heart Transplant Recipients Following COVID-19 Vaccination
M. Cheng¹, O. Behbahani-Nejad¹, D. Gupta²
¹Internal Medicine, Emory University School of Medicine, Atlanta, GA, ²Internal Medicine, Division of Cardiology, Emory University School of Medicine, Atlanta, GA
*Purpose: To determine the incidence of de novo donor-specific antibodies (DSAs) in recipients of orthotopic heart transplants (OHT) who received an mRNA vaccine against SARS-CoV-2.*Methods:…
2022 American Transplant Congress
Association Between Maintenance Immunosuppressive Regimens And Covid-19 Mortality In Kidney Transplant Recipients
A. O. Gérard¹, S. Barbosa², D. Anglicheau³, L. Couzi⁴, M. Hazzan⁵, O. Thaunat⁶, G. Blancho⁷, S. Caillard⁸, A. Sicard¹
¹Nephrology, Nice University Hospital, Nice, France, ²Institute of Molecular and Cellular Pharmacology, CNRS, Valbonne, France, ³Nephrology, Necker University Hospital, APHP, Paris, France, ⁴Nephrology, Bordeaux Pellegrin University Hospital, Bordeaux, France, ⁵Nephrology, Lille University Hospital, Lille, France, ⁶Nephrology, Edouard Herriot Hospital, Hospices civils de Lyon, Lyon, France, ⁷Nephrology, Nantes University Hospital, Nantes, France, ⁸Nephrology, Strasbourg University Hospital, Strasbourg, France
*Purpose: Kidney transplant recipients (KTR) are at increased risk of mortality from COVID-19. We conducted a cohort study among KTR from the French Solid Organ…
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
Implications of Pre-Transplant (tx) COVID-19 on SOT or HCT: A Multicenter Study
G. Haidar¹, K. Hughes-Kramer², C. Alonso³, J. Hand⁴, E. Blodget⁵, V. Srinivasa⁵, S. Aslam⁶, H. Hassouna⁷, C. Lawson⁷, M. Malinis⁸, S. Anjan⁹, E. Lease¹⁰, M. Al-Obaidi¹¹, P. Vergidis¹², J. Husson¹³, D. van Duin¹⁴, R. Avery¹⁵, K. Downes¹⁶, M. R. Heldman¹⁰, J. Nelson¹⁷, S. Pouch¹⁸, S. Chuang¹⁹, C. Kao²⁰, M. Estabrook²¹, F. Alconchel²², S. Mazumber²³, P. Samanta², M. Wagener², N. Singh², F. Silveira²
¹UPitt, Pitt, PA, ²UPitt, Pittsburgh, PA, ³BIDMC, Boston, MA, ⁴Ochsner, New Orleans, LA, ⁵USC, Los Angeles, CA, ⁶UCSD, San Diego, CA, ⁷Spectrum Health, Grand Rapids, MI, ⁸Yale, New Haven, CT, ⁹UMiami, Miami, FL, ¹⁰UW, Seattle, WA, ¹¹U Arizona, Tucson, AZ, ¹²Mayo, Rochester, MN, ¹³UMMC, Baltimore, MD, ¹⁴UNC, Chapel Hill, NC, ¹⁵JHU, Baltimore, MD, ¹⁶CHOP, Philadelphia, PA, ¹⁷Stanford, Stanford, CA, ¹⁸Emory, Decatur, GA, ¹⁹U Rochester, Rochester, NY, ²⁰WashU, St Louis, MO, ²¹WashU, Saint Louis, MO, ²²Spain, Murcia, Spain, ²³U Tennessee, Memphis, TN
*Purpose: Describe outcomes of patients (pt) with pre-tx COVID-19.*Methods: Multicenter study of SOT/HCT candidates who had a positive (pos) SARS-CoV-2 PCR pre-tx.*Results: Pre-tx: Of 208…
2022 American Transplant Congress
Transplant Patients Risk for SARS-CoV-2 Infection Post-2nd Vaccine Dose; We Are Not Home and Dry Yet
G. Koimtzis¹, L. Szabó¹, P. Nagaraja¹, C. Chalklin¹, D. Elker², A. Asderakis¹
¹Cardiff Transplant Unit, University Hospital of Wales, Cardiff, United Kingdom, ²Cardiff Transplant Unit, University Hosptal of Wales, Cardiff, United Kingdom
*Purpose: SARS-CoV-2 is associated with high mortality among transplant recipients. Data of transplant patients’ infections post-2nd vaccine dose is not available. The aim of the…

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