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Biomedical subjects

G Junge

Publications and source records attributed to G Junge.

14 recordsLinked to original sources

Acute renal failure after liver transplantation: incidence, etiology, therapy, and outcome.

Acute renal failure (ARF) was a frequent complication after orthotopic liver transplantation (OLT) when ARF was defined by a calculated glomerular filtration rate decrease of >50% or by a doubled serum creatinine above 2.5 mg/dL within the first week after OLT. We analyzed 1352 liver transplant recipients in retrospective fashion with regard to the incidence, etiology, therapy, and outcome of ARF; 162 patients developed ARF within the first week after OLT (12%), among whom 157 patients (97%) were recompensated by postoperative day 28. Altogether 52 patients (32%) received an average of 6 hemodialysis treatments, excluding the 5 patients (3%) who developed end-stage renal failure. Risk factors for this complication included hepatorenal syndrome type II, a glomerular filtration rate of <50 mL/min, and a diagnosis of hepatitis C.

Acute Kidney Injury↗

[Clinical results of intestinal and multivisceral transplantation at the Charité, Berlin. A case series].

BACKGROUND AND OBJECTIVE: Intestinal transplantation (ITx) is the only causal therapy of short bowel syndrome (SBS). Long-term survival after ITx has been improved significantly during the last years. The experience with ITx at the Charite, Campus Virchow Klinikum, are described and discussed. PATIENTS AND METHODS: Twelve isolated ITx and one multivisceral transplantation (including stomach, pancreatodudenal complex, small intestine, liver, ascending colon, right kidney, and adrenal gland) were performed. Mean recipient age was 37.7+/-10.6 yrs (median: 35 yrs; range: 27 - 58 yrs; M:F = 8:5). All patients had irreversible SBS (0 - 30 cm residual bowel length; mean: 11.8+/-11.4 cm; median: 13 cm). RESULTS: 6-months and 1-year patient and graft survival were 85 % (11/13) and 77 % (10/13), respectively. Reasons for graft loss and patient death were necrotizing enterocolitis, severe, muromonab-resistent, acute rejection, and graft ischemia due to complex coagulopathy. All other patients had good long-term outcome. They received enteral nutrition at six hours after operation and were persistently off total parenteral nutrition (TPN) by week two after ITx. CONCLUSION: ITx as established in our centre, with 1-year-patient and graft survival rates of 77 %, reflects current international standard. ITx is complementary to conservative and other operative methods of treating SBS. Referral and indication criteria need wider dissemination to prevent life-threatening complications of TPN.

Adolescent↗

Primary immunosuppression with tacrolimus after liver transplantation: 12-years follow-up.

The early safety and efficacy of tacrolimus after liver transplantation has been shown in two multicenter trials. Herein, we report our single-center long-term follow-up of a randomized controlled trial. As part of a European multicenter trial, 121 patients entered the study at our institution and were randomly assigned to receive either tacrolimus and steroids (n=61) or a quadruple protocol (n=60) using ciclosporin A, steroids, azathioprine, and antithymocyte globulin (ATG). Twelve-year figures of patient survival were 74% in the tacrolimus group and 66% in the cyclosporine-based group. Graft survival after 12 years was 69% in the tacrolimus group compared to 56% in the cyclosporin-based group (not significant, p=0.15). The total rate of graft loss and retransplantation decreased significantly in the tacrolimus arm (p<0.05). De novo malignancies increased significantly in the ciclosporin-based group and dominated as single cause of death beyond 5 years posttransplant. The use of tacrolimus after liver transplantation resulted in a decreased rate of graft loss over the long-term. An increased number of de novo malignancies in the ciclosporin-based group may be attributable to the use of ATG as induction therapy.

Administration, Oral↗

Withdrawal of steroids: a randomized prospective study of prednisone and tacrolimus versus mycophenolate mofetil and tacrolimus in liver transplant recipients with autoimmune hepatitis.

The aim of this study was to evaluate the success of steroid (PRED) withdrawal due to replacement by mycophenolate mofetil (MMF) in orthotopic liver transplant (OLT) recipients with autoimmune hepatitis (AIH). Thirty patients with AIH > 12 months after OLT randomized to receive either PRED and tacrolimus (TAC) or MMF and TAC were followed for 24 months. Withdrawal of steroids showed no difference regarding graft and patient survival. Also we demonstrated significantly lower glucose levels with lower HbA1c and a reduced need for insulin as well as a significantly lower serum cholesterol in the MMF group. Patients without steroids showed a lower incidence of osteopenia. Maintenance therapy in OLT patients with AIH may be performed safely using MMF instead of prednisone.

Adult↗

The influence of late acute rejection episodes on long-term graft outcome after liver transplantation.

Acute cellular rejection represents the most important single risk factor for the occurrence of chronic rejection after organ transplantation. We correlated late acute rejections with the occurrence of chronic graft failure after liver transplantation. We followed 1426 liver transplants for late acute rejection episodes defined as occurring >3 months after OLT. The overall incidence of chronic rejection in our patient population was 3.7%. In summary, we observed a predictive increase of transaminase levels prior to routine biopsies among patients with histologic evidence of late acute rejections. In contrast to other organ systems, late acute rejection episodes were not associated with the occurrence of chronic graft deterioration in liver grafts.

Acute Disease↗

[The Internet as a source for information retrieval. Example: soft tissue sarcoma].

INTRODUCTION: Due to increasing availability, easier access, and rapid growth of information, the Internet has become an important source of medical information. We analyzed the value of Internet sites and the content of their medical information for physicians and patients using the example "soft tissue sarcoma." METHODS: Sixteen German and English Internet search engines were used to evaluate the retrieved internet sites regarding their target group, publisher, contents, and topicality. RESULTS: The majority of retrieved websites were in English compared to significantly fewer in German. The content of information was more valuable for patients and physicians on the English websites compared to the German ones. Even if many of the evaluated websites originated from medical organizations or universities, the amount of information was limited and often not up to date. CONCLUSION: Information on the web is widespread, but for special queries too limited and difficult to identify. An improvement of available websites is needed, especially those maintained by universities and nonprofit medical organizations. The retrieval software should be optimized to ease identification of information, which should be validated by a recognized standard.

Humans↗