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Background: Intestinal graft dysfunction is sometimes irreversible and requires allograft enterectomy with or without retransplantation. There is no comprehensive assessment of allograft enterectomy regarding indications and outcomes. The aim of this study was to evaluate management of patients with intestinal graft failure with special reference to indications and outcomes of allograft enterectomy and the procedure's validity as a bridge to retransplantation.
Methods: Graft and patient survivals, reason for graft failure, and rejection episodes were evaluated in 221 intestinal recipients (primary transplantation [n = 201], retransplantation [n = 20]). Indications, surgical factors, and outcomes of allograft enterectomy were investigated.
Results: Reasons for isolated enterectomy included systemic infection in 11, gastrointestinal bleeding in 1, and severe electrolyte imbalance in 1, all of which were associated with rejection. One isolated intestinal transplantation patient underwent isolated enterectomy due to cytomegalovirus enteritis. One multivisceral transplantation patient underwent isolated allograft enterectomy due to bowel necrosis. Of these 15 patients, 3 died from persistent infection postoperatively, whereas 8 underwent retransplantation with median interval of 74 days (42-252 days). Allosensitization occurred between isolated enterectomy and retransplantation in 2, one of whom lost the second graft due to rejection. Simultaneous allograft enterectomy and retransplantation was performed in 3 isolated intestinal transplantation and 9 multivisceral transplantation patients. Patient survival after retransplantation was similar between patients who underwent isolated allograft enterectomy and those who did simultaneous enterectomy with retransplantation (P = 0.82).
Conclusions: In cases of irreversible intestinal graft dysfunction, isolated allograft enterectomy successfully provides recovery from comorbidities as a lifesaving procedure and does not compromise outcomes of retransplantation.
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http://dx.doi.org/10.1097/TP.0000000000001102 | DOI Listing |
Transplant Proc
February 2025
Department of Gastroenterology and Hepatology, University Medical Center Groningen, University of Groningen, Groningen, the Netherlands.
Introduction: The most common cause of late graft loss in intestinal transplantation is chronic allograft enteropathy (CAE). The diagnosis is often delayed because of late symptoms and signs, and the only available treatment is graft enterectomy. We present the first case of CAE successfully treated with a gut-specific integrin blocker.
View Article and Find Full Text PDFExp Clin Transplant
February 2022
From the the Intestinal Rehabilitation and Transplant Center, Starzl Transplantation Institute, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, USA.
Current therapeutic options with prokinetic agents for posttransplant gastroparesis are limited. Erythromycin is associated with adverse reactions, including corrected QT interval prolongation and cytochrome P450 3A4 isoenzyme inhibition. The use of erythromycin has been avoided in patients undergoing treatment with cyclosporine or tacrolimus because of significant fluctuations in therapeutic immunosuppression levels.
View Article and Find Full Text PDFPediatr Transplant
August 2020
Hillman Center for Pediatric Transplantation, UPMC Children's Hospital of Pittsburgh, Pittsburgh, PA, USA.
Pediatric recipients of intestinal transplants have a high incidence of PTLD, but the impact of specific induction immunosuppression agents is unclear. In this single-center retrospective review from 2000 to 2017, we describe the incidence, characteristics, and outcomes of PTLD after primary intestinal transplantation in 173 children with or without liver, after induction with rATG, alemtuzumab, or anti-IL-2R agents. Thirty cases of PTLD occurred among 28 children, 28 EBV+ and 2 EBV-.
View Article and Find Full Text PDFArtif Organs
October 2020
Department of General Surgery, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, China.
Extracorporeal membrane oxygenation (ECMO) could ameliorate the energy status and viability of bowel grafts from cardiac death donors. However, the function of these grafts after transplantation is not clear. The purpose of the study was to evaluate the early function of intestinal grafts after transplantation from expected cardiac death donors supported with normothermic extracorporeal support using a porcine allogeneic orthotopic segmental small bowel transplantation model.
View Article and Find Full Text PDFSurgery
August 2020
Intestinal Rehabilitation and Transplant Center, University of Pittsburgh School of Medicine, PA, USA; Thomas E. Starzl Transplantation Institute, University of Pittsburgh School of Medicine, PA, USA; Department of Surgery, University of Pittsburgh School of Medicine, PA, USA.
Background: Historically, adults with ultra short bowel syndrome (USBS) have been considered candidates for lifetime parenteral nutrition (PN) or are referred for visceral transplantation. We examined the surgical and nutritional outcomes of adult patients with USBS managed at a single intestinal rehabilitation center.
Methods: We retrospectively reviewed data on 588 adult patients referred to our center between January 2013 and December 2018.