Articles tagged "Multicenter studies"

2022 American Transplant Congress
Sars-cov-2 Antibodies Transitions After Vaccination In Solid Organ Transplant Recipients: Multicenter Study In Japan
K. Unagami¹, M. Yoshikawa², Y. Natori³, K. Omoto¹, H. Ishida¹, H. Date⁴, R. Imamura⁵, T. Ito⁴, K. Miyaji⁶, S. Takahara⁷, K. Yuzawa⁸, O. Satoko⁹, Y. Hirota¹⁰, H. Egawa¹
¹Tokyo Women's Medical University, Tokyo, Japan, ²Kyoto Prefectural University of Medicine, Kyoto, Japan, ³University of Miami, Pinecrest, FL, ⁴Kyoto University, Kyoto, Japan, ⁵Dept. of Urology, Osaka Univ. Graduate School of Medicine, Suita, Japan, ⁶Renal Transplantation, Takatsuki General Hospital, Takatsuki, Japan, ⁷Kansai Medical Hospital, Toyonaka, Japan, ⁸Tranplantation Surgery, National Hospital Organization Mito Medical Center, Mito, Japan, ⁹Public Health, Osaka City University Graduate School of Medicine and Research Center for Infectious, Osaka City University Graduate School of Medicine, Osaka, Japan, ¹⁰Clinical Epidemiology Research Center, Miyama, Japan
*Purpose: For purpose of SARS-CoV-2 infection control, vaccination was started in worldwide, however, low reactivity of antibody production after vaccination is a concern for solid…
2022 American Transplant Congress
The Use of Donor-Derived Cell-Free DNA in Female and Male Heart Transplant Recipients: A Sex-Specific Analysis of the Surveillance Heartcare Outcomes Registry
E. M. DeFilippis¹, Y. Fu², R. Burke², M. Deng³, M. Kamath⁴, L. Lourenco Jenkins², A. R. Vest⁵
¹Columbia University Irving Medical Center, New York, NY, ²CareDx, Brisbane, CA, ³David Geffen School of Medicine at UCLA, Los Angeles, CA, ⁴Ronald Reagan UCLA Medical Center, Los Angeles, CA, ⁵Tufts Medical Center, Boston, MA
*Purpose: To investigate sex-specific donor-derived cell-free DNA AlloSure (AS) levels during allograft quiescence and rejection after heart transplantation.*Methods: Sex-stratified data were obtained from the Surveillance…
2022 American Transplant Congress
The Trajectory of Donor-Derived Cell-Free DNA (dd-cfDNA) Complements the Baseline Measurements in Heart Transplant Surveillance for Rejection
P. Shah¹, R. Cheng², H. Eisen³, B. D. Lowes⁴, L. Lourenco Jenkins⁵, Y. Fu⁵, K. Qu⁵, J. Teuteberg⁶, E. DePasquale⁷
¹Inova Heart and Vascular Institute, Falls Church, VA, ²University of Washington Heart Institute, Seattle, WA, ³Pennsylvania State University, Hershey, PA, ⁴University of Nebraska Medical Center, Omaha, NE, ⁵CareDx, Brisbane, CA, ⁶Stanford University, Stanford, CA, ⁷University of Southern California, Los Angeles, CA
*Purpose: Changes in dd-cfDNA levels over time may identify patients with evolving alloimmune injury, providing complementary information to the donor fraction. We explored the dd-cfDNA…
2022 American Transplant Congress
Quality of Life of Brazilian Kidney Transplant Patients: A Sub-Project of ADHERE Brazil Multicenter Study
A. R. Almeida¹, F. R. Grincenkov², F. A. Colugnati¹, J. O. Medina³, S. De Geest⁴, H. Sanders-Pinheiro¹, S. ADHERE BRAZIL¹
¹Nephrology, Federal University of Juiz de Fora, Juiz de Fora, Brazil, ²Psychology, Federal University of Juiz de Fora, Juiz de Fora, Brazil, ³Nephrology, Hospital do Rim. Federal University of São Paulo, São Paulo, Brazil, ⁴Department of Public Health, Institute of Nursing Science, Basel, Switzerland
*Purpose: While the quality of life (QoL) is known to improve after kidney transplant (KT), epidemiologic data are limited in Brazil. We aimed to describe…
2022 American Transplant Congress
Prediction Model of Post-Donation Renal Function Using Dynamic Kidney CT Volumetry in Living Donor
S. Lim¹, J. Kwon², Y. Ko¹, H. Kwon¹, J. Jung¹, H. Kwon¹, Y. Kim¹, J. Park², K. Lee², S. Shin¹
¹Asan Medical Center, Seoul, Songpa, Korea, Republic of, ²Samsung Medical Center, Seoul, Gangnam, Korea, Republic of
*Purpose: The risk of renal failure after live kidney donation can be predicted based on various clinical information. We tried introduce a model to predict…
2021 American Transplant Congress
Simultaneous Heart-Liver-Kidney Transplantation Survival: National and Single-Center Outcomes
U. A. Siddiqi¹, P. S. Combs¹, G. Kim², T. Baker³, Y. Becker¹, V. Jeevanandam¹
¹Section of Cardiac Surgery, University of Chicago Medicine, Chicago, IL, ²Section of Cardiology, University of Chicago Medicine, Chicago, IL, ³University of Chicago Medicine, Chicago, IL
*Purpose: Simultaneous Heart-Liver-Kidney transplantation (SHLKTx) is an incredibly rare, high-risk operation undergone by well-selected patients presenting with multi-organ failure. Our center has performed 10 of…
2021 American Transplant Congress
Covid-19 Caseload and Management Practices Vary by Program-Level Factors: A Multinational Survey Study
S. Sandal¹, B. Boyarsky², P. Chiang², A. Massie², D. Segev², M. Cantarovich¹
¹McGill University, Montreal, QC, Canada, ²Johns Hopkins University, Baltimore, MD
*Purpose: During the pandemic, the COVID-19 patient caseload (CPC) is thought to be highly variable and likely dependant on the cumulative COVID-19 incidence (CCI) of…
2021 American Transplant Congress
SARS-CoV-2 Infection Among Kidney Transplant Recipients: A Multicenter Brazilian Cohort Study
T. Sandes-Freitas¹, J. Medina-Pestana², o. COVID-19 Brazil Study Group³
¹Universidade Federal do Ceará, Fortaleza, Brazil, ²Hospital do Rim, São Paulo, Brazil, ³Brazil, Brazil, Brazil
*Purpose: Limited data are available on COVID-19 clinical presentation and outcomes among kidney transplant (KT) recipients.*Methods: Multicenter Brazilian cohort of KT patients with laboratory-confirmed SARS-CoV-2…
2021 American Transplant Congress
Early Detection of SARS-CoV-2 and Other Infections in Solid Organ Transplant Recipients and Household Members Using Wearable Devices
E. H. Li¹, E. Mukhtar¹, E. D. Elftmann¹, F. R. Eweje¹, H. Gao¹, L. I. Ibrahim¹, R. G. Kathawate¹, A. C. Lee¹, K. A. Moore¹, N. Nair¹, S. Amaral², M. Snyder³, B. J. Keating¹
¹Department of Surgery, Penn Transplant Institute, Division of Transplantation, Philadelphia, PA, ²Department of Pediatrics, The Children's Hospital of Philadelphia, Philadelphia, PA, ³Department of Genetics, Stanford University, Palo Alto, CA
*Purpose: Wearable devices that measure physiological parameters have shown utility for detecting infections such as influenza and recently COVID-19 up to 10 days before clinical…
2021 American Transplant Congress
Outcomes of Downstaging Hepatocellular Carcinoma (HCC) to within Milan Criteria Before Liver Transplantation (LT): A Multicenter Analysis of the “All-comers” Protocol
B. Natarajan¹, P. Tabrizian², M. Hoteit³, C. Frenette⁴, T. Ghaziani⁵, R. Dhanasekaran⁵, N. Parikh⁶, J. Guy⁷, A. Shui¹, S. Florman², F. Yao¹, N. Mehta¹
¹UCSF, SF, CA, ²Mt Sinai, NY, NY, ³U Penn, Philadelphia, PA, ⁴Scripps, La Jolla, CA, ⁵Stanford, Palo Alto, CA, ⁶U Michigan, Ann Arbor, MI, ⁷CPMC, SF, CA
*Purpose: Patients with HCC meeting UNOS-downstaging (DS) criteria (1 lesion 5.1-8 cm, 2-3 lesions at least one 3.1-5 cm and total tumor diameter (TTD) ≤8…