نتایج جستجو برای: ptld post
تعداد نتایج: 404553 فیلتر نتایج به سال:
Pure red cell aplasia (PRCA) and post-transplant lymphoproliferative disorder (PTLD) constitute rare complications after allogeneic hematopoietic stem cell transplantation (AlloHSCT). The incidence of EBV-PTLD is above 1%, but it may increase in patients with well-known risk factors such as EBV seronegativity at the time of transplantation, T-cell depletion of donor grafts, HLA mismatch and use...
abstract background: lymphoproliferative disorders are among the most serious and potentially fatal complications of chronic immunosuppression in kidney transplant recipients. the principle risk factors for development of ptld are the degree of overall immunosuppression and the ebv serostatus of the recipient. in this study, the risk of ptld in kidney transplant recipients who received anti- ly...
Lymphoid neoplasia has remained a serious complication following solid organ transplantation. Recent data suggest an 11.8-fold higher risk of lymphoma compared with the general population over a 10 year period [1]. Although the risk is greatest within the first year posttransplant, the incidence remains high throughout the entire post-transplant period. Risk factors include unrestrained prolife...
Post-transplant lymphoproliferative disorder (PTLD) is a common and serious complication of solid organ transplantation. It is a heterogeneous collection of diagnoses with varied clinical courses and outcomes. The majority of PTLD is Epstein-Barr virus (EBV)-driven as a result of loss of immune control of EBV-positive B lymphocytes. Risk factors for the development of PTLD thus reflect loss or ...
Epstein-Barr virus (EBV)-associated post-transplant lymphoproliferative disorder (EBV-PTLD) is a complication of hematopoietic stem cell transplantation (HSCT). Standard initial treatment of patients with EBV-PTLD includes administration of rituximab or dose reduction of a calcineurin inhibitor. We report successful chemotherapeutic treatment of rituximab-resistant EBV-PTLD after HSCT in a pati...
OBJECTIVES/HYPOTHESIS Epstein-Barr virus (EBV) infection is a potential precursor of post-transplantation lymphoproliferative disorder (PTLD) in the pediatric transplant patient. Positron-emission tomography (PET) imaging is increasingly utilized in this population to monitor for neoplasia and PTLD. We assess the association between EBV serum titers and Waldeyer's ring and cervical lymph node P...
Partial Least Squares Based Gene Expression Analysis in Posttransplant Lymphoproliferative Disorders
Post-transplant lymphoproliferative disorder (PTLD) is a common complication of therapeutic immunosuppression after organ transplantation. The majority of PTLD is of B-cell origin and over 90% of PTLDs are Epstein-Barr virus (EBV) positive (Paya et al., 1999; Gottschalk et al., 2005). Clinically, EBV negative patients tend to occur later and have an overall poorer prognosis(Nelson et al., 2000)...
Recipients of organ transplantation on immunosuppressive medications are at increased risk for developing de novo malignancies, including skin cancer, Kaposi's sarcoma, in situ carcinomas of the uterine cervix, anogenital cancers, renal cell carcinoma, and post-transplant lymphoproliferative disorders (PTLD). However, there are few case reports of germ cell tumors after organ transplantation. T...
A post-transplant lymphoproliferative disorder (PTLD) is an uncommon but serious complication following solid-organ transplantation. The incidence varies, depending on the type of organ transplanted, the degree of immunosuppression, the number of episodes of acute rejection and a patient's immune status to Epstein-Barr virus. The incidence of PTLD is thought to be bimodal; cases in the first ye...
Post-transplant lymphoproliferative disease (PTLD) is a widely-recognised complication of solid organ transplants with a myriad of clinical presentations. We report a 56-year-old Chinese woman who developed PTLD 17 years after a renal transplant. She initially presented with constitutional symptoms, and a diagnosis of diffuse large B-cell lymphoma was confirmed on liver biopsy. Staging computed...
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