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您的检索式:作者名="Hector Daniel Gonzalez"
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| 1 | ABO incompatible renal transplants:Good or bad?显示文摘ABO incompatible kidney transplantation(ABOi-KT) was previously considered to be an absolute contraindication for patients with end-stage kidney disease(ESKD) due to hyperacute rejection related to blood type barrier. Since the first successful series of ABOi-KT was reported, ABOi-KT is performed increasingly all over the world. ABOi-KT has led to an expanded donor pool and reduced the number of patients with ESKD awaiting deceased kidney transplantation(KT). Intensified immunosuppression and immunological understanding has helped to shape current desensitization protocols. Consequently, in recent years, ABOi-KT outcome is comparable to ABO compatible KT(ABOc-KT). However, many questions still remain unanswered. In ABOi-KT, there is an additional residual immunological risk that maylead to allograft damage, despite using current diverse but usually intensified immunosuppressive protocols at the expense of increasing risk of infection and possibly malignancy. Notably, in ABOi-KT, desensitization and antibody reduction therapies have increased the cost of KT. Reassuringly, there has been an evolution in ABOiKT leading to a simplification of protocols over the last decade. This review provides an overview of the history, outcome, protocol, advantages and disadvantages in ABOi-KT, and focuses on whether ABOi-KT should be recommended as a therapeutic option of KT in the future. | Masaki Muramatsu Hector Daniel Gonzalez Roberto Cacciola Atsushi Aikawa Magdi M Yaqoob Carmelo Puliatti | 2014 | World Journal of Transplantation2014,4,1: | 18 |
| 2 | Small for size syndrome following living donor and split liver transplantation显示文摘The field of liver transplantation is limited by the availability of donor organs. The use of living donor and split cadaveric grafts is one potential method of expanding the donor pool. However, primary graft dysfunction can result from the use of partial livers despite the absence of other causes such as vascular obstruction or sepsis. This increasingly recognised phenomenon is termed 'Small-for-size syndrome' (SFSS). Studies in animal models and humans have suggested portal hyperperfusion of the graft combined with poor venous outflow and reduced arterial flow might cause sinusoidal congestion and endothelial dysfunction. Graft related factors such as graft to recipient body weight ratio < 0.8, impaired venous outflow, steatosis > 30% and pro- longed warm/cold ischemia time are positively predictive of SFSS. Donor related factors include deranged liver function tests and prolonged intensive care unit stay greater than five days. Child-Pugh grade C recipients are at relatively greater risk of developing SFSS. Surgi- cal approaches to prevent SFSS fall into two categories: those targeting portal hyperperfusion by reducing inflow to the graft, including splenic artery modulation and portacaval shunts; and those aiming to relieve paren-chymal congestion. This review aims to examine thecontroversial diagnosis of SFSS, including current strate-gies to predict and prevent its occurrence. We will also consider whether such interventions could jeopardize the graft by compromising regeneration. | Hector Daniel Gonzalez Sophia Cashman Giuseppe K Fusai | 2010 | World Journal of Gastrointestinal Surgery2010,2,12: | 13 |
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