SummaryThe international normalised ratio is frequently raised in patients who have undergone major liver resection, and is assumed to represent a potential bleeding risk. However, these patients have an increased risk of venous thromboembolic events, despite conventional coagulation tests indicating hypocoagulability. This prospective, observational study of patients undergoing major hepatic resection analysed the serial changes in coagulation in the early postoperative period. Thrombin generation parameters and viscoelastic tests of coagulation (thromboelastometry) remained within normal ranges throughout the study period. Levels of the procoagulant factors II, V, VII and X initially fell, but V and X returned to or exceeded normal range by postoperative day five. Levels of factor VIII and Von Willebrand factor were significantly elevated from postoperative day one (p < 0.01). Levels of the anticoagulants, protein C and antithrombin remained significantly depressed on postoperative day five (p = 0.01). Overall, the imbalance between pro-and anticoagulant factors suggested a prothrombotic environment in the early postoperative period.
In the United Kingdom, liver transplantation using donation after circulatory determination of death (DCDD) organs has increased steadily over the last few years and now accounts for 20% of UK transplant activity. The procurement of DCDD livers is actively promoted as a means of increasing the donor pool and bridging the evolving disparity between the wait-list length and the number of transplants performed. The objective of this retrospective study of a cohort of patients who were matched for age, liver disease etiology, and Model for End-Stage Liver Disease score was to determine whether differences in perioperative costs and resource utilization are associated with the use of such organs. Our results showed an increased prevalence of reperfusion syndrome in the DCDD cohort (P < 0.001), a prolonged heparin effect (P ¼ 0.01), a greater incidence of hyperfibrinolysis (P ¼ 0.002), longer periods of postoperative ventilator use (P ¼ 0.03) and vasopressor support (P ¼ 0.002), and a prolonged length of stay in the intensive therapy unit (ITU; P ¼ 0.02). The peak posttransplant aspartate aminotransferase level was higher in the DCDD group (P ¼ 0.007), and there was significantly more graft failure at 12 months (P ¼ 0.03). In conclusion, we have demonstrated different perioperative and early postoperative courses for DCDD and donation after brain death (DBD) liver transplants. The overall quality of DCDD grafts is poorer; as a result, the length of the ITU stay and the need for multiorgan support are increased, and this has significant financial and resource implications. We believe that these implications require a careful real-life consideration of benefits. It is essential for DCDD not to be seen as a like-for-like alternative to DBD and for every effort to be continued to be made to increase the number of donations from brain-dead patients as a first resort.
Introduction This study aimed to examine the long-term outcome for patients with end-stage renal failure (ESRF) who survived multiple-organ failure.
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