2021 American Transplant Congress
To Whom do Pediatric Donor Organs Go?
*Purpose: Pediatric priority in organ allocation is mandated by the Final Rule, but prioritization varies by organ, sometimes informed by size-matching needs. Heart (Policy 6.6.E)…2021 American Transplant Congress
When One Size Does Not Fit All: Geographically Heterogeneous Liver Distribution
*Purpose: The new liver allocation system prioritizes distribution within acuity circles, instead of within DSAs. Acuity circles have the same radius around all donor hospitals…2021 American Transplant Congress
Assessing the Accuracy of the Lung Allocation Score
1University of Chicago, Chicago, IL, 2University of Wisconsin-Madison, Madison, WI
*Purpose: The Lung Allocation Score (LAS) relies on the performance of two cox proportional hazards models that estimate waitlist and post-transplant survival. These models were…2021 American Transplant Congress
Towards National Organ Sharing: Fair Distribution of Eplets in Canada
McGill University, Montreal, QC, Canada
*Purpose: Eplet matching is being promoted as a rational approach to prevent immune-mediated injuries in transplantation. We studied the frequencies of eplets in a Canadian…2021 American Transplant Congress
Outcomes of Deceased Donor Transplants with Donor Specific Antibodies Before and After the New Kidney Allocation System
Columbia University, New York, NY
*Purpose: KAS forced centers to list unacceptable HLA antigens. Some centers excluded antigens at any level of anti-HLA Ab. Our center only excluded antibodies posing…2021 American Transplant Congress
A2 to B Deceased Donor Renal Transplantation Outcome Analysis: Single Center Experience
Nephrology, University of Michigan, Ann Arbor, MI
*Purpose: Initial experience under kidney allocation system (KAS) implemented in December 2014 showed equivalent outcomes for A2 to B kidney transplantation compared with ABO compatible…2021 American Transplant Congress
Early Effects of Acuity Circle-Based Liver Allocation During Covid-19 Pandemic in the United States
Henry Ford Hospital, Detroit, MI
*Purpose: One month before the COVID-19 pandemic was declared, liver transplant (LT) allocation in the US was updated (February 4th, 2020), by introducing the acuity…2021 American Transplant Congress
Allograft Discard Risk Index for Lung Transplantation
Baylor College of Medicine, Houston, TX
*Purpose: The demand for donor lungs continues to outpace the supply, yet nearly 80% of donor lungs consented for lung transplantation (LTx) are discarded.*Methods: We…2021 American Transplant Congress
Impact of Lung Allocation Score Cohort Update
1SRTR, Minneapolis, MN, 2Univ of Washington, Seattle, WA, 3Cleveland Clinic, Cleveland, OH
*Purpose: The lung allocation score (LAS) was last revised in February, 2015, based on waitlist (WL) and posttransplant (PT) survival model cohorts from 2006-2008 and…2021 American Transplant Congress
Titer Stability vs. Terminal Pre-transplant Titer: Titer History is Irrelevant for A2 to B Transplantation
*Purpose: Minor ABO incompatibile (ABOi) transplants from blood group A2 or A2B donors have increased since 2014, but initial guidance suggested that establishing an anti-A…
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