Transplantation DirectPub Date : 2024-08-23eCollection Date: 2024-09-01DOI: 10.1097/TXD.0000000000001703
Evelyn S Ferreira, Lucio Requião-Moura, Mônica R Nakamura, Renato Demarchi Foresto, José Medina Pestana, Hélio Tedesco-Silva
{"title":"Impact of Dialysis Time on Long-term Outcomes in HLA-identical Living Donor Kidney Transplant Recipients.","authors":"Evelyn S Ferreira, Lucio Requião-Moura, Mônica R Nakamura, Renato Demarchi Foresto, José Medina Pestana, Hélio Tedesco-Silva","doi":"10.1097/TXD.0000000000001703","DOIUrl":"10.1097/TXD.0000000000001703","url":null,"abstract":"<p><strong>Background: </strong>Dialysis vintage is associated with worse outcomes after kidney transplantation. The reasons behind this observation include immunological and nonimmunological risk factors. To mitigate the influence of immunological factors, we examined the association between time on dialysis and clinical outcomes in a cohort of HLA-identical kidney transplant recipients.</p><p><strong>Methods: </strong>This retrospective study included 13 321 kidney transplant recipients between 1999 and 2016, of whom 589 were HLA identical followed for at least 5 y. Patient and graft survivals were compared according to dialysis time (<12 or >12 mo) using the log-rank test and Cox regression analysis. We compared surgical complications, cytomegalovirus infection, acute rejection, disease recurrence, and the trajectories of estimated glomerular filtration rate (eGFR).</p><p><strong>Results: </strong>Median time on dialysis was 15 mo; 9.2% of patients received preemptive transplants, and 55.3% of patients were on dialysis for >12 mo. After a median follow-up time of 154 mo, there were no differences in unadjusted and adjusted patient and graft survivals (1, 5, 10, and 15 y) between the 2 groups. There were no differences in the incidence of surgical complications (6.2% versus 3.1%), acute rejection (6.1% versus 7.7%), cytomegalovirus infection (7.6% versus 4.0%), and disease recurrence (4.2% versus 4.0%), respectively. There were no differences in mean eGFR during 5 y or in the proportion of patients with an eGFR <30 mL/min at 5 y (9.9% versus 9.2%).</p><p><strong>Conclusions: </strong>In this low immunological risk cohort of HLA-identical kidney transplant recipients, we did not observe any association between dialysis vintage on patient survival and graft survival.</p>","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 9","pages":"e1703"},"PeriodicalIF":1.9,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11346849/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142073936","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Transplantation DirectPub Date : 2024-08-19eCollection Date: 2024-09-01DOI: 10.1097/TXD.0000000000001701
Matthew D Johnson, Kristopher A Urrea, Brianna L Spencer, Jasnoor Singh, Joseph B Niman, Gabe E Owens, Jonathan W Haft, Robert H Bartlett, Daniel H Drake, Alvaro Rojas-Peña
{"title":"Successful Resuscitation of Porcine Hearts After 12 and 24 h of Static Cold Storage With Normothermic Ex Situ Perfusion.","authors":"Matthew D Johnson, Kristopher A Urrea, Brianna L Spencer, Jasnoor Singh, Joseph B Niman, Gabe E Owens, Jonathan W Haft, Robert H Bartlett, Daniel H Drake, Alvaro Rojas-Peña","doi":"10.1097/TXD.0000000000001701","DOIUrl":"10.1097/TXD.0000000000001701","url":null,"abstract":"<p><strong>Background: </strong>Heart transplantation is always an emergency because the transplant needs to occur within 6 h after procurement to prevent primary graft dysfunction. Static cold storage (SCS) is the gold-standard preservation method. This study describes the outcomes of hearts preserved after prolonged SCS (12 and 24 h); those are then resuscitated with a novel normothermic ex situ heart perfusion (NEHP) system.</p><p><strong>Methods: </strong>Anesthetized piglets (n = 10) were used as heart donors. Hearts were procured and stored at 5 °C CoStorSol following standard SCS protocols. Two groups were studied: SCS-12 h and SCS-24 h. After SCS, 8 h of NEHP (37 °C blood-based perfusate) was performed at 0.7-1.0 mL/min/g of cardiac tissue. NEHP parameters were monitored continuously. Results were corroborated with 3 additional hearts transplanted orthotopically in healthy recipients (n = 3) after SCS (24 h) + NEHP (5 h). Recipients were observed for 90 min after weaning off cardiopulmonary bypass support.</p><p><strong>Results: </strong>All hearts (after 12 and 24 h of SCS) regained normal function and metabolism within 10 min and retained it throughout 8 h of NEHP. No differences were observed in NEHP parameters and histopathology between groups. Three hearts were successfully transplanted after a total ~30 h of preservation (24 h of SCS + 5 h of NEHP + 1 h of second cold ischemia time). The 3 recipients were weaned off cardiopulmonary bypass with mild vasopressor support.</p><p><strong>Conclusions: </strong>NEHP has the potential to routinely resuscitate porcine hearts that have undergone SCS for up to 24 h, restoring them to viable function. By objectively assessing heart function before transplant, NEHP may enhance the success rate of transplants. If these resuscitated hearts can be successfully transplanted, it would support the effectiveness of NEHP in ensuring heart viability.</p>","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 9","pages":"e1701"},"PeriodicalIF":1.9,"publicationDate":"2024-08-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11335337/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142009513","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Transplantation DirectPub Date : 2024-08-08eCollection Date: 2024-09-01DOI: 10.1097/TXD.0000000000001690
Leela Morená, Ayman Al Jurdi, Christopher El Mouhayyar, Rucháma Verhoeff, Nora Alzahrani, Camille N Kotton, Leonardo V Riella
{"title":"Post-acute Sequelae of COVID-19 Among Solid Organ Transplant Recipients: Insights From the Omicron Period.","authors":"Leela Morená, Ayman Al Jurdi, Christopher El Mouhayyar, Rucháma Verhoeff, Nora Alzahrani, Camille N Kotton, Leonardo V Riella","doi":"10.1097/TXD.0000000000001690","DOIUrl":"10.1097/TXD.0000000000001690","url":null,"abstract":"<p><strong>Background: </strong>In solid organ transplant recipients (SOTRs), studies investigating post-acute sequelae of SARS-CoV-2 infection (PASC) are limited, and risk factors for their development require further investigation.</p><p><strong>Methods: </strong>In this cross-sectional study, we evaluated PASC symptoms among SOTRs followed at our institutions who had COVID-19 during the Omicron period from December 28, 2021, to November 4, 2022. Participants were surveyed using a newly published PASC score containing 13 symptoms experienced for ≥30 d. PASC was defined as a score of ≥12.</p><p><strong>Results: </strong>Of 299 SOTRs invited, 93 completed the survey and were analyzed. The mean age was 58 y and 43% were women. Forty-six individuals (49%) reported experiencing ≥1 PASC symptom for ≥30 d, of whom 13 (14%) met the PASC definition. Multivariable analysis showed that female sex (adjusted odds ratio [aOR] = 0.32; 95% confidence interval [CI], 0.12-0.83), years from transplantation (aOR = 0.90 per additional year; 95% CI, 0.81-0.99), and tixagevimab-cilgavimab preexposure prophylaxis (aOR = 0.33; 95% CI, 0.12-0.84) were associated with significantly lower odds of developing ≥1 PASC symptom.</p><p><strong>Conclusions: </strong>PASC symptoms are common in SOTRs infected during the Omicron period. PASC symptoms are less frequent in those with a longer time since transplant and in those who received tixagevimab-cilgavimab. New SARS-CoV-2 prevention and treatment strategies should also evaluate PASC symptoms as outcomes.</p>","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 9","pages":"e1690"},"PeriodicalIF":1.9,"publicationDate":"2024-08-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11315561/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141917498","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Transplantation DirectPub Date : 2024-08-08eCollection Date: 2024-09-01DOI: 10.1097/TXD.0000000000001680
Malte Ziemann, Monika Lindemann, Michael Hallensleben, Wolfgang Altermann, Karina Althaus, Klemens Budde, Gunilla Einecke, Ute Eisenberger, Andrea Ender, Thorsten Feldkamp, Florian Grahammer, Martina Guthoff, Christopher Holzmann-Littig, Christian Hugo, Teresa Kauke, Stephan Kemmner, Martina Koch, Nils Lachmann, Matthias Marget, Christian Morath, Martin Nitschke, Lutz Renders, Sabine Scherer, Julian Stumpf, Vedat Schwenger, Florian Sommer, Bernd Spriewald, Caner Süsal, Daniel Zecher, Falko M Heinemann, Murielle Verboom
{"title":"Risk Stratification Before Living Donor Kidney Transplantation in Patients With Preformed Donor-specific Antibodies by Different Crossmatch Methods.","authors":"Malte Ziemann, Monika Lindemann, Michael Hallensleben, Wolfgang Altermann, Karina Althaus, Klemens Budde, Gunilla Einecke, Ute Eisenberger, Andrea Ender, Thorsten Feldkamp, Florian Grahammer, Martina Guthoff, Christopher Holzmann-Littig, Christian Hugo, Teresa Kauke, Stephan Kemmner, Martina Koch, Nils Lachmann, Matthias Marget, Christian Morath, Martin Nitschke, Lutz Renders, Sabine Scherer, Julian Stumpf, Vedat Schwenger, Florian Sommer, Bernd Spriewald, Caner Süsal, Daniel Zecher, Falko M Heinemann, Murielle Verboom","doi":"10.1097/TXD.0000000000001680","DOIUrl":"10.1097/TXD.0000000000001680","url":null,"abstract":"<p><strong>Background: </strong>Preformed donor-specific HLA antibodies (DSA) are a well-known risk factor in kidney transplantation. There is still considerable debate, however, about the optimal risk stratification among patients with preformed DSA. Additionally, data on the prognostic value of different crossmatch assays in DSA-positive patients are scarce.</p><p><strong>Methods: </strong>DSA-positive living kidney transplant recipients were selected from a multicenter study examining 4233 consecutive renal transplants. An additional 7 patients from 2 further centers were included. Flow cytometric crossmatches (FXM), Luminex-based crossmatches, and virtual crossmatches based on C1q- and C3d-binding antibodies (C1qXM and C3dXM) were performed retrospectively using pretransplant sera and lymphocytes isolated from fresh samples. These samples were obtained from 44 donor and recipient pairs from 12 centers. Clinical outcome data and the control group without DSA were compiled from the previous study and were supplemented by data on 10-y death-censored graft survival (10yGS).</p><p><strong>Results: </strong>Between 19% (C3dXM) and 46% (FXM) of crossmatches were positive. Crossmatch-positive patients showed high incidences of antibody-mediated rejection (AMR) within 6 mo (up to 60% in B-cell FXM+ patients). The incidence of AMR in crossmatch-negative patients ranged between 5% (FXM-) and 13% (C1qXM-). 10yGS was significantly impaired in patients with positive T-cell FXM and total FXM compared with both patients without DSA and those with DSA with negative FXM.</p><p><strong>Conclusions: </strong>Especially FXM are useful for risk stratification, as the outcome of DSA-positive, FXM-negative patients is similar to that of DSA-negative patients, whereas FXM-positive patients have both more AMR and decreased 10yGS. Because of their lower sensitivity, the significance of Luminex-based crossmatches, C1qXM, and C3dXM would have to be examined in patients with stronger DSA.</p>","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 9","pages":"e1680"},"PeriodicalIF":1.9,"publicationDate":"2024-08-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11315586/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141917499","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Transplantation DirectPub Date : 2024-08-08eCollection Date: 2024-09-01DOI: 10.1097/TXD.0000000000001693
Miah T Li, Grace C Hillyer, Kristen L King, Miko Yu, S Ali Husain, Sumit Mohan
{"title":"Knowledge, Attitudes, and Beliefs Toward Organ Donation Registration Among Asian Americans: Development and Pilot-testing of Educational Intervention Video.","authors":"Miah T Li, Grace C Hillyer, Kristen L King, Miko Yu, S Ali Husain, Sumit Mohan","doi":"10.1097/TXD.0000000000001693","DOIUrl":"10.1097/TXD.0000000000001693","url":null,"abstract":"<p><strong>Background: </strong>Organ donation registration rates in the United States are lowest among Asian Americans. This study aimed to investigate the reasons for low organ donation registration rates among Asian Americans and develop educational material to help improve organ donation rates and awareness.</p><p><strong>Methods: </strong>We conducted a 2-phase study. In phase 1, a cross-sectional observational survey was distributed in-person on an iPad to members of the Asian community in Queens, New York, to investigate their knowledge, attitudes, and beliefs toward organ donation. Based on the results, an educational video was developed, and the efficacy of the video was assessed with an independent cohort of participants in phase 2 using a pre-/post-video comprehension assessment survey.</p><p><strong>Results: </strong>Among 514 Chinese or Korean Americans who participated in the phase 1 survey, 97 participants (19%) reported being registered organ donors. Registered donors were more likely to have previously discussed their organ donation wishes with their family (adjusted odds ratio [aOR], 4.77; 95% confidence interval [CI], 2.56-8.85; <i>P</i> < 0.01), knowledge of the different registration methods (aOR, 2.57; 95% CI, 1.24-5.31; <i>P</i> < 0.01), or know a registered organ donor (aOR, 2.62; 95% CI, 1.39-4.95; <i>P</i> < 0.01). For the educational video efficacy assessment given pre-/post-video, the majority (90%) of the respondents reported learning something new from the video. After watching the video, there was a significant improvement in the mean knowledge score regarding organ donation (63% versus 92%; <i>P</i> < 0.01) and an increase in intention to have discussion regarding organ donation with family.</p><p><strong>Conclusions: </strong>We found varies factors associated with low organ donation registration rates among Asian Americans and demonstrated the potential of our educational video to impart organ donation knowledge to viewers and instigate the intention to have family discussions regarding organ donation. Further research is needed to assess the impact of videos in motivating actual organ donation registration.</p>","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 9","pages":"e1693"},"PeriodicalIF":1.9,"publicationDate":"2024-08-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11315553/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141917497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Transplantation DirectPub Date : 2024-07-29eCollection Date: 2024-08-01DOI: 10.1097/TXD.0000000000001684
Mario Romero-Cristóbal, Fernando Díaz-Fontenla, Ainhoa Fernández-Yunquera, Aranzazu Caballero-Marcos, Andrés Conthe, Enrique Velasco, José Pérez-Peña, José-Ángel López-Baena, Diego Rincón, Rafael Bañares, Magdalena Salcedo
{"title":"Demographic Trends in Liver Transplant Survivors After 3 Decades of Program Implementation: The Impact of Cohort and Period Effects on Life Expectancy.","authors":"Mario Romero-Cristóbal, Fernando Díaz-Fontenla, Ainhoa Fernández-Yunquera, Aranzazu Caballero-Marcos, Andrés Conthe, Enrique Velasco, José Pérez-Peña, José-Ángel López-Baena, Diego Rincón, Rafael Bañares, Magdalena Salcedo","doi":"10.1097/TXD.0000000000001684","DOIUrl":"10.1097/TXD.0000000000001684","url":null,"abstract":"<p><strong>Background: </strong>Demographic analyses may reveal current patterns of change in the outcomes of rapidly developing medical procedures because they incorporate the period perspective.</p><p><strong>Methods: </strong>We analyzed the changes in size, age structure, and hospitalizations in the population of liver transplantation (LT) survivors in our center during the last 30 y (n = 1114 patients) and generated projections, including life expectancy (LE), considering cohort and period effects. Life tables were used to project the complete LE (overall 1990-2020 experience), the cohort LE (according to the decade of surgery: 1990-2000, 2000-2010, and 2010-2020), and the period LE (current 2015-2020 experience).</p><p><strong>Results: </strong>The population of LT recipients in follow-up continued to experience progressive growth and aging since 1990 (492 patients [41.9% >65 y] in 2020), and the magnitude of these phenomena may double in the next 30 y. However, the number of admissions and days of admission has been decreasing. The complete LE at LT was 12.4 y, whereas the period LE was 15.8 y. The cohort LE (limited to 10 y) was 5.3, 6.3, and 7.3 y for the 1990-2000, 2000-2010, and 2010-2020 cohorts, respectively.</p><p><strong>Conclusions: </strong>The target population of our medical care after LT is growing and aging. The prevalence of both of these phenomena is expected to increase in the coming years and is associated with a current improvement in LE. However, the hospitalization burden associated with LT survivors is declining. The period effect should be considered for generating up-to-date information on these current trends, which are crucial when designing health policies for LT survivors.</p>","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 8","pages":"e1684"},"PeriodicalIF":1.9,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11288611/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141856568","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Transplantation DirectPub Date : 2024-07-26eCollection Date: 2024-08-01DOI: 10.1097/TXD.0000000000001682
Brian I Shaw, Michela M Fabricius, Christopher L Nauser, Sabino Zani, Stuart J Knechtle
{"title":"Video-assisted Retroperitoneal Debridement for Graft Pancreatitis.","authors":"Brian I Shaw, Michela M Fabricius, Christopher L Nauser, Sabino Zani, Stuart J Knechtle","doi":"10.1097/TXD.0000000000001682","DOIUrl":"10.1097/TXD.0000000000001682","url":null,"abstract":"","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 8","pages":"e1682"},"PeriodicalIF":1.9,"publicationDate":"2024-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11286245/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141793487","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Transplantation DirectPub Date : 2024-07-26eCollection Date: 2024-08-01DOI: 10.1097/TXD.0000000000001681
Ahmed Zidan, Hammam Momani, Bodhisatwa Sengupta, Rehab Abdullah, Razan Bader, Iftikhar Khan, Mansour Tawfeeq, Mohammed Al Qahtani
{"title":"Expanding the Donor Pool to the Ultimate Level: Introducing the Revolutionary Hybrid Dual Graft Liver Transplant Using Domino and Living Donors.","authors":"Ahmed Zidan, Hammam Momani, Bodhisatwa Sengupta, Rehab Abdullah, Razan Bader, Iftikhar Khan, Mansour Tawfeeq, Mohammed Al Qahtani","doi":"10.1097/TXD.0000000000001681","DOIUrl":"10.1097/TXD.0000000000001681","url":null,"abstract":"<p><strong>Background: </strong>Innovative solutions are crucial as the demand for liver transplants continues to outpace available grafts. Dual graft liver transplantation offers a promising avenue to address graft volume challenges while minimizing donor risks. This report introduces a groundbreaking approach, combining a full organ domino donor graft with a living donor graft for a hybrid dual graft liver transplant.</p><p><strong>Brief report: </strong>A 2-y-old child with Maple syrup urine disease and a 40-y-old adult with end-stage liver disease became the focus of this unique case. A hybrid dual graft liver transplant was executed, uniting the domino donor's full organ graft with a living donor's left lateral segment. Precise vascular and biliary reconstructions facilitated a successful transplant.</p><p><strong>Conclusions: </strong>The hybrid dual graft liver transplant, merging domino donor and living donor grafts, presents a viable strategy to combat graft shortages, particularly in regions predominantly reliant on living donor transplants. Despite challenges, this pioneering approach should be embraced by established liver transplant centers because it enables concurrent living donor liver transplantation while prioritizing donor safety and recipient outcomes.</p>","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 8","pages":"e1681"},"PeriodicalIF":1.9,"publicationDate":"2024-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11286240/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141793484","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Transplantation DirectPub Date : 2024-07-26eCollection Date: 2024-08-01DOI: 10.1097/TXD.0000000000001688
Sachiko M Oshima, Wei Chen, Aparna Rege, Andrew S Barbas, Stephanie Garbarino
{"title":"Rapid Development of Post-Liver Transplantation Nodular Regenerative Hyperplasia and Portal Hypertension After Perfusion Pump Use: A Case Series.","authors":"Sachiko M Oshima, Wei Chen, Aparna Rege, Andrew S Barbas, Stephanie Garbarino","doi":"10.1097/TXD.0000000000001688","DOIUrl":"10.1097/TXD.0000000000001688","url":null,"abstract":"","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 8","pages":"e1688"},"PeriodicalIF":1.9,"publicationDate":"2024-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11286241/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141793485","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The Cost-effectiveness of Valganciclovir Prophylaxis Versus Preemptive Therapy in CMV R+ Kidney Transplant Recipients Over the First Year Posttransplantation.","authors":"Claire Villeneuve, Jean-Phillipe Rerolle, Lionel Couzi, Pierre-Francois Westeel, Isabelle Etienne, Laure Esposito, Nassim Kamar, Mathias Büchler, Antoine Thierry, Pierre Marquet, Caroline Monchaud","doi":"10.1097/TXD.0000000000001678","DOIUrl":"10.1097/TXD.0000000000001678","url":null,"abstract":"<p><strong>Background: </strong>In kidney transplant recipients with positive serology (R+) for the cytomegalovirus (CMV), 2 strategies are used to prevent infection, whose respective advantages over the other are still debated. This study aimed to evaluate the cost-effectiveness and cost utility of antiviral prophylaxis against CMV versus preemptive therapy, considering CMV infection-free survival over the first year posttransplantation as the main clinical outcome.</p><p><strong>Methods: </strong>Clinical, laboratory, and economic data were collected from 186 kidney transplant patients CMV (R+) included in the cohort study (85 patients who benefited from CMV prophylaxis and 101 from preemptive therapy). Costs were calculated from the hospital perspective and quality-adjusted life years (QALYs) using the EQ5D form. Using nonparametric bootstrapping, the incremental cost-effectiveness ratio (ICER) and cost utility were estimated (euros) for each case of infection avoided and each QALY gained for 1 y, respectively.</p><p><strong>Results: </strong>Prophylaxis significantly decreased the risk of CMV infection over the first year posttransplantation (hazard ratio 0.22, 95% confidence interval = 0.12-0.37, <i>P</i> < 0.01). Compared with preemptive therapy, prophylaxis saved financial resources (€1155 per patient) and was more effective (0.42 infection avoided per patient), resulting in an ICER = €2769 per infection avoided. Prophylaxis resulted in a net gain of 0.046 in QALYs per patient and dominated over preemptive therapy with €1422 cost-saving for 1 QALY gained.</p><p><strong>Conclusions: </strong>This study shows that CMV prophylaxis, although considered as a more expensive strategy, is more cost-effective than preemptive therapy for the prevention of CMV infections in renal transplant patients. Prophylaxis had a positive effect on quality of life at reasonable costs and resulted in net savings for the hospital.</p>","PeriodicalId":23225,"journal":{"name":"Transplantation Direct","volume":"10 8","pages":"e1678"},"PeriodicalIF":1.9,"publicationDate":"2024-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11286253/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141793486","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}