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Risk Factors for Unplanned Readmission in Adult Liver Transplant Patients: A Retrospective Study 成人肝移植患者意外再入院的风险因素:回顾性研究
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.02.025
{"title":"Risk Factors for Unplanned Readmission in Adult Liver Transplant Patients: A Retrospective Study","authors":"","doi":"10.1016/j.transproceed.2024.02.025","DOIUrl":"10.1016/j.transproceed.2024.02.025","url":null,"abstract":"<div><h3>Introduction</h3><p>Unplanned readmission<span> is an important indicator for evaluating medical care quality. Adult liver transplant<span> patients have high risk for readmission, which seriously affects their recovery. As there is currently a lack of research on risk factors for unplanned readmission of adult liver transplant patients in China, the purpose of this study was to elucidate such risk factors.</span></span></p></div><div><h3>Methods</h3><p><span><span>Data for patients undergoing liver transplantation surgery at a </span>tertiary hospital in Zhejiang Province from March 2018 to July 2022 were retrospectively collected. Patients were divided into readmission and nonreadmission groups based on whether unplanned readmission occurred within 90 days. </span>Univariate analysis<span> and logistic regression were used to analyze risk factors for unplanned readmission.</span></p></div><div><h3>Results</h3><p><span>In total, 123 adult liver transplant patients were included; 38 had unplanned readmission, for a rate of 30.8%. There was a statistically significant difference between the groups in terms of age, educational level, operation time, intraoperative bleeding volume, number of complications, postoperative hospital stay, and hemoglobin (</span><em>P</em> &lt; .05). Logistic regression analysis showed that age [<em>OR</em> = 1.085, 95% <em>CI</em> (1.022, 1.152)], operation time [<em>OR</em> = 1.010, 95% <em>CI</em> (1.001, 1.020)], postoperative hospital stay [<em>OR</em> = 1.124, 95% <em>CI</em> (1.023, 1.235)], and number of complications [<em>OR</em> = 4.487, 95% <em>CI</em> (1.234, 16.319)] were independent risk factors for unplanned readmission in adult liver transplant patients (<em>P</em> &lt; .05).</p></div><div><h3>Conclusions</h3><p>The current situation of unplanned readmission for adult liver transplant patients cannot be ignored, indicating that staff should identify risk factors for unplanned readmission as soon as possible and take targeted personalized measures and health education to reduce readmission risk.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141536320","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correlation Between Serum Transaminase Levels and Estimated Glomerular Filtration Rate After Living-Donor Kidney Transplantation 活体肾移植后血清转氨酶水平与估计肾小球滤过率之间的相关性
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.02.031
{"title":"Correlation Between Serum Transaminase Levels and Estimated Glomerular Filtration Rate After Living-Donor Kidney Transplantation","authors":"","doi":"10.1016/j.transproceed.2024.02.031","DOIUrl":"10.1016/j.transproceed.2024.02.031","url":null,"abstract":"<div><h3>Background</h3><p>There is a risk of hypoperfusion during kidney transplantation surgery owing to patients’ underlying disease and ischemia-reperfusion injury; further, hypoperfusion may cause injury to major organs. We hypothesized that the decrease in blood pressure after ischemia-reperfusion injury during kidney transplantation may be associated with indicators of liver injury and kidney graft function.</p></div><div><h3>Methods</h3><p>Data regarding living-donor kidney transplantations performed at our institution between 2018 and 2022 were retrospectively evaluated. Exclusion criteria included pediatric recipients or donors aged &lt;18 years, multiple organ transplantation, and elevated postoperative serum transaminase levels. Correlations among blood pressure, serum transaminase levels on postoperative days 3 to 5, and estimated glomerular filtration rate (eGFR) on postoperative days 7 and 14 were analyzed. Further, a subgroup analysis was performed based on eGFR.</p></div><div><h3>Results</h3><p>A total of 276 patients were included in the final analysis. Serum transaminase levels were significantly negatively correlated with eGFR (partial correlation coefficient—0.26, <em>P</em> &lt; .001). The postreperfusion decrease in blood pressure was not correlated with serum transaminase levels. However, the postreperfusion decrease in blood pressure and baseline blood pressure correlated with the eGFR (partial correlation coefficient = −0.18, <em>P</em> = .004).</p></div><div><h3>Conclusion</h3><p>These findings indicate a correlation between intraoperative liver injury and kidney graft function, suggesting the importance of intraoperative management of organ perfusion. Since postreperfusion blood pressure changes did not significantly correlate with liver injury indicators, it is important to consider other causative factors for hypoperfusion in major organs during living-donor kidney transplantation, including microcirculatory failure and organ congestion-related ischemia/reperfusion.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141604728","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Change in Tacrolimus Concentration Measured in Whole Blood Correlates With Changes in Red Blood Cell Parameters After Red Blood Cell Transfusion in Kidney Transplant Recipients 肾移植受者输注红细胞后,全血中测量到的他克莫司浓度变化与红细胞参数变化相关。
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.06.004
{"title":"Change in Tacrolimus Concentration Measured in Whole Blood Correlates With Changes in Red Blood Cell Parameters After Red Blood Cell Transfusion in Kidney Transplant Recipients","authors":"","doi":"10.1016/j.transproceed.2024.06.004","DOIUrl":"10.1016/j.transproceed.2024.06.004","url":null,"abstract":"<div><h3>Background</h3><p>Tacrolimus (TAC) is a narrow therapeutic range drug that requires therapeutic drug monitoring. TAC concentration is measured using whole blood owing to its high red blood cell (RBC) transfer rate of 95%. The distribution and whole-blood TAC concentration may be affected by the transfusion of red cell concentrates (RCCs); however, this has not been studied in kidney transplant recipients (KTR). Therefore, we investigated the relationship between changes in whole-blood TAC concentration and RBC parameters before and after RCC transfusion in KTR.</p></div><div><h3>Methods</h3><p>Fifteen KTR who received TAC and RCC transfusions were enrolled. The change rates of RBC parameters (RBC count, hemoglobin [Hgb], hematocrit [Hct]), and TAC concentration/dose before and after transfusion were calculated. The correlation between each RBC parameter and the TAC rate was evaluated.</p></div><div><h3>Results</h3><p>The TAC concentration and rate increased after RCC transfusion. Moreover, the TAC rate showed a significant and strong correlation with RBC count, Hgb, and Hct, with RBC count showing the highest correlation coefficient (<em>r</em> = 0.811, 0.766, and 0.764, respectively; <em>p</em> &lt; .01). Serum creatinine and potassium levels remained stable, suggesting the absence of typical adverse effects associated with TAC, such as acute kidney injury or hyperkalemia.</p></div><div><h3>Conclusion</h3><p>Changes in whole-blood TAC concentration and RBC parameters were correlated, and whole-blood TAC concentration increased after RCC transfusion. Therefore, the TAC dose should be adjusted accordingly.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141556371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Combined Metagenomic Viral Detection and Donor-Derived Cell-Free DNA Quantification in Plasma From Kidney Transplant Recipients 肾移植受者血浆中的元基因组病毒检测与捐献者来源的无细胞 DNA 定量相结合。
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.06.003
{"title":"Combined Metagenomic Viral Detection and Donor-Derived Cell-Free DNA Quantification in Plasma From Kidney Transplant Recipients","authors":"","doi":"10.1016/j.transproceed.2024.06.003","DOIUrl":"10.1016/j.transproceed.2024.06.003","url":null,"abstract":"<div><h3>Background</h3><p><span><span>Kidney transplant recipients require potent </span>immunosuppression<span> and are predisposed to opportunistic infections, many of which have a </span></span>viral etiology<span><span>. Currently, viral assays detect and quantify single pathogens<span> using PCR or qPCR. An unbiased sequencing method with comparable accuracy would allow simultaneous monitoring of multiple viral pathogens and nonpathogenic </span></span>Anelloviridae<span>. The quantification of donor-derived cell-free DNA (dd-cfDNA) is an established method for the detection of allograft rejection<span>, and a single workflow combining dd-cfDNA quantification and viral detection represents an opportunity to improve patient monitoring and management.</span></span></span></p></div><div><h3>Methods</h3><p>Whole genome sequencing of cell-free DNA was performed using 1,980 plasma samples from 256 subjects enrolled in a multi-center study. Non-human sequences underwent reference-assisted assembly and taxonomic annotation of the viral DNA pathogens.</p></div><div><h3>Results</h3><p>Of the 1,980 samples tested, 1,453 (73.4%) had ≥1 viral detection(s), either a known viral pathogen or torque teno virus<span><span> (TTV), with positivity rates generally declining 12–18 months post-transplant. Concordance of metagenomic </span>NGS<span><span> (mNGS) viral detection with qPCR detection was 97.7% (94.1% sensitivity, 98.2% specificity), and a linear relationship was demonstrated between mNGS viral quantitation and qPCR results. BK virus, </span>cytomegalovirus, and Epstein-Barr virus were detected by sequencing up to 60 days prior to independently established clinical diagnoses.</span></span></p></div><div><h3>Conclusions</h3><p>Whole-genome sequencing allows simultaneous quantification of dd-cfDNA as well as sensitive and early detection of viral infection through secondary analysis of the same sequencing results. In combination with dd-cfDNA, mNGS viral detection may provide additional pathogen surveillance results and serve as a useful biomarker for both over- and under-immunosuppression.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141556372","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
4-Color Flow Cytometric Crossmatch Using Whole Blood Lysis 利用全血裂解进行四色流式细胞术交叉配血
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.02.030
{"title":"4-Color Flow Cytometric Crossmatch Using Whole Blood Lysis","authors":"","doi":"10.1016/j.transproceed.2024.02.030","DOIUrl":"10.1016/j.transproceed.2024.02.030","url":null,"abstract":"<div><h3>Background</h3><p>In lymphocyte crossmatch using flow cytometry (flow cytometric crossmatch, FCXM), the conventional tricolor FCXM protocol requires a mononuclear cell isolation step. To develop a new, more streamlined protocol, we introduced whole blood lysis (WBL) and CD45 fluorescence-triggered acquisition using 4-color flow cytometry.</p></div><div><h3>Methods</h3><p><span>A total of 186 donor/recipient pairs for transplantation were classified into donor-specific human leukocyte antigen (HLA) alloantibody-positive (DSA+, n = 78) and DSA-negative (DSA−, n = 108) groups. The latter group was reclassified into blood group ABO-incompatible (ABOi, n = 56) and ABO-compatible (n = 52) subgroups. The WBL FCXM protocol with CD45 V500-C was optimized using a FACSLyric cytometer (BD Biosciences) with 3 lasers. Measurements for </span>T cells or B cells were calculated as a mean fluorescence intensity (MFI) ratio (test divided by control). WBL FCXM was compared with conventional FCXM in each group.</p></div><div><h3>Results</h3><p>WBL FCXM showed no difference quantitatively compared with conventional FCXM, except for the B cell FCXM in the DSA− group (B cell MFI ratio: 1.06 ± 0.44 and 0.92 ± 0.41, respectively [<em>P</em><span> = .0001]). There was no ABO antibody interference in the ABOi subgroup. Similar results were observed in the qualitative determinations of FCXM as follows: 1) In the DSA+ group, the sensitivity of B cell WBL FCXM (96.2%) showed no difference compared with that of conventional FCXM (91.0%, </span><em>P</em> = .2188) and 2) In the DSA− group, the specificity of T cell WBL FCXM (96.3%) showed no difference compared with that of conventional FCXM (98.1%, <em>P</em><span> = .6250). WBL FCXM reduced the turnaround time by 50 min compared with that by conventional FCXM.</span></p></div><div><h3>Conclusions</h3><p>WBL FCXM demonstrated comparable assay performance to that of conventional FCXM. Because this new FCXM protocol is simple and does not compromise assay sensitivity, it has the potential to replace the conventional method in histocompatibility laboratory settings.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141565513","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of Transplant Body Mass Index and Post-Transplant Weight Changes on the Development of Chronic Lung Allograft Dysfunction Phenotypes 移植体重指数和移植后体重变化对慢性肺移植功能障碍表型发展的影响。
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.04.026
{"title":"Impact of Transplant Body Mass Index and Post-Transplant Weight Changes on the Development of Chronic Lung Allograft Dysfunction Phenotypes","authors":"","doi":"10.1016/j.transproceed.2024.04.026","DOIUrl":"10.1016/j.transproceed.2024.04.026","url":null,"abstract":"<div><h3>Introduction</h3><p>Chronic lung allograft dysfunction (CLAD) is a lung transplant complication for which four phenotypes are recognized: Bronchiolitis obliterans syndrome (BOS), Restrictive allograft syndrome (RAS), mixed and undefined phenotypes. Weight gain is common after transplant and may negatively impact lung function. Study objectives were to describe post-transplant weight trajectories of patients who developed (or did not) CLAD phenotypes and examine the associations between BMI at transplant, post-transplant changes in weight and BMI, and the risk of developing these phenotypes.</p></div><div><h3>Methods</h3><p>Adults who underwent a bilateral lung transplant between 2000 and 2020 at our institution were categorized as having (or not) one of the four CLAD phenotypes based on the proposed classification system. Demographic, anthropometric, and clinical data were retrospectively collected from medical records and analyzed.</p></div><div><h3>Results</h3><p>Study population included 579 recipients (412 [71.1%] CLAD-free, 81 [14.0%] BOS, 20 [3.5%] RAS, 59 [10.2%] mixed, and 7 [1.2%] undefined phenotype). Weight gains of greater amplitude were seen in recipients with restrictive phenotypes than CLAD-free and BOS patients within the first five years post-transplant. While the BMI category at transplant was not statistically associated with the risk of developing CLAD phenotypes, an increase in weight (Hazard ratio [HR]: 1.04, 95% CI [1.01-1.08]; <em>P</em> = .008) and BMI (HR: 1.13, 95% CI [1.03-1.23]; <em>P</em> = .008) over the post-transplant period was associated with a greater risk of RAS.</p></div><div><h3>Conclusion</h3><p>Post-LTx gain in weight and BMI modestly increased the risk of RAS, adding to the list of unfavorable outcomes associated with weight gain following transplant.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141592481","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of Peroperative Cold Ischemia Time and Anhepatic Phase in Adult Living Donor Liver Transplant Recipients: Operation Time That is Not Affected by the Anhepatic Phase But is Prolonged by Cold Ischemia Time 成人活体肝移植受者围手术期冷缺血时间和肝阶段的影响:手术时间不受肝脏阶段影响,但受冷缺血时间影响而延长。
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.02.029
{"title":"Effects of Peroperative Cold Ischemia Time and Anhepatic Phase in Adult Living Donor Liver Transplant Recipients: Operation Time That is Not Affected by the Anhepatic Phase But is Prolonged by Cold Ischemia Time","authors":"","doi":"10.1016/j.transproceed.2024.02.029","DOIUrl":"10.1016/j.transproceed.2024.02.029","url":null,"abstract":"<div><h3>Objective</h3><p>It was aimed to examine the overall role of cold ischemia time and anhepatic phase durations in terms of peroperative blood transfusion needs, hospital stay conditions and postoperative charges, and survival in recipients.</p></div><div><h3>Material and Methods</h3><p>One hundred forty-eight adult living donor liver transplant recipients (18 years and older) were included in the study. Whether the anhepatic phase and cold ischemia duration have an effect on the rates of surgery time, blood product transfusion, total hospital and intensive care unit stay, postoperative biliary complications, hepatic vein thrombosis, portal vein thrombosis, early postoperative bleeding, sepsis, and primary graft dysfunction. Was analyzed statistically. In addition, the effect of the anhepatic phase and cold ischemia time on graft survival was statistically examined by creating an average of the patient follow-up period.</p></div><div><h3>Results</h3><p>It was observed that the operation time increased statistically as the cold ischemia time increased (<em>P</em> = .000). No statistically significant relationship was found between other findings and cold ischemia time and anhepatic phase.</p></div><div><h3>Conclusion</h3><p>Prolonged surgery time due to increased cold ischemia time may be an important finding in terms of peroperative and postoperative results of the graft.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141604729","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recurrent Pleural Effusion Associated With Candida Albicans Infection in Transplanted Kidney: A Case Report 移植肾中白色念珠菌感染引发的复发性胸腔积液:病例报告。
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.05.021
{"title":"Recurrent Pleural Effusion Associated With Candida Albicans Infection in Transplanted Kidney: A Case Report","authors":"","doi":"10.1016/j.transproceed.2024.05.021","DOIUrl":"10.1016/j.transproceed.2024.05.021","url":null,"abstract":"<div><p>Recurrent pleural effusions<span><span> are associated with significant morbidity and mortality. Pleural effusions are frequently seen in patients with chronic renal failure due to fluid retention. Pleural effusions in </span>renal transplant<span><span> patients are usually related to secondary pulmonary infections, surgical complications, </span>drug toxicities<span><span>, or post-transplant lymphoproliferative disorder (PTLD). We describe an unusual cause of recurrent pleural effusion attributed to fungal infection in a transplanted kidney due to activation of the renin-angiotensin-aldosterone system (RAAS), successfully treated with </span>antifungal medications that led to complete resolution of pleural effusion.</span></span></span></p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141604730","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Improvement of a Model of Brain Death for Transplant-Associated Studies in Rats 改进大鼠脑死亡模型,用于移植相关研究
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.05.022
{"title":"Improvement of a Model of Brain Death for Transplant-Associated Studies in Rats","authors":"","doi":"10.1016/j.transproceed.2024.05.022","DOIUrl":"10.1016/j.transproceed.2024.05.022","url":null,"abstract":"<div><h3>Background</h3><p>The most common method of inducing brain death in rats is inflating an intracranially placed balloon of a Fogarty catheter inserted through a burr hole. However, because of the poor controllability of balloon position, the standardization and stability of the model are compromised. This study examined an improved technique in which the balloon is placed and fixed through double holes.</p></div><div><h3>Methods</h3><p><span><span>Forty adult male Sprague-Dawley (SD) rats were randomly and equally assigned into the single-hole (SH) group and the double-hole (DH) group. In each rat in the DH group, 2 holes were made, at the left frontal bone and </span>parietal bone<span>. A Fogarty catheter was inserted outside of the dura mater through the frontal hole, and its tip was guided out through the parietal hole using an arc-shaped needle. The SH group served as a control. In both groups, normal saline was injected into the balloon at 40 μL/minute until breathing stopped. </span></span>Mechanical ventilation was instituted immediately and provided for another 6 hours after the determination of brain death.</p></div><div><h3>Results</h3><p>Typical blood pressure patterns were observed in both groups during the brain death induction period, whereas the fluctuation seemed relatively mild in the DH group. Stable brain death with normotension for 6 hours was induced successfully in 18 rats (90%) in the DH group and in 9 rats (45%) in the SH group (<em>P</em><span> = .002). The mean arterial pressure at 3 hours and thereafter was significantly higher in the DH group compared to the SH group (</span><em>P</em> &lt; .05).</p></div><div><h3>Conclusions</h3><p>Our results demonstrate that the DH method is a simple and effective technique to make the brain death model more stable and standardized, possibly due to precise control of the direction of the cannulation and the position of the balloon.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141629678","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Pancreas After Kidney Transplant is a Competitive Option, Comparable to the Simultaneous Pancreas and Kidney Transplant 肾移植后胰腺移植是一种具有竞争力的选择,可与同时进行的胰腺和肾脏移植相媲美。
IF 0.8 4区 医学
Transplantation proceedings Pub Date : 2024-07-01 DOI: 10.1016/j.transproceed.2024.03.038
{"title":"The Pancreas After Kidney Transplant is a Competitive Option, Comparable to the Simultaneous Pancreas and Kidney Transplant","authors":"","doi":"10.1016/j.transproceed.2024.03.038","DOIUrl":"10.1016/j.transproceed.2024.03.038","url":null,"abstract":"<div><h3>Background</h3><p>Simultaneous pancreas and kidney transplant (SPK) is the most common type of pancreas transplant performed worldwide. In contrast, there are a few drawbacks to pancreas after kidney transplant (PAK), such as the requirement for an additional operation, the immunologic risk, etc. SPK is the best option, but because of a lack of deceased donors and a lengthy waiting period, it is not always possible to use it.</p></div><div><h3>Methods</h3><p>From 2015 to 2022, we performed 23 SPKs and 21 PAKs at the Pusan National University Yangsan Hospital in Korea. We compared the findings of PAK and SPK conducted within the same time period.</p></div><div><h3>Results</h3><p>The waiting time for pancreatic graft was significantly shorter in the PAK than SPK group (345 days vs 1350 days, <em>P</em> ≤ .001). Throughout the monitoring period, just 1 pancreatic graft was lost in patients who underwent PAK, and the 7-year graft survival was 95%, with no statistically significant difference compared to SPK (90.3%, <em>P</em> = .600). Moreover, the graft survival of SPK or PAK was superior to that of pancreatic transplant alone (63.7%, <em>P</em> = .016). Only 1 pancreatic graft loss was a case of mortality with a functioning graft. No additional kidney transplant loss was observed in PAK recipients. There was no variation in creatinine levels between the pretransplant and posttransplant periods. There were 2 incidents of pancreatic graft and kidney graft rejection, respectively, but the grafts entirely recovered following rejection treatment.</p></div><div><h3>Conclusion</h3><p>According to our experiences, PAK could be another best choice for individuals with diabetic end-stage renal disease, especially in cases where deceased donors were severely deficient but living donor kidney transplants were actively performed in countries like Korea.</p></div>","PeriodicalId":23246,"journal":{"name":"Transplantation proceedings","volume":null,"pages":null},"PeriodicalIF":0.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141857508","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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