1.Diagnosis and treatment of kidney graft’s ureteral obstruction secondary to ureteral inguinal hernia
Kankan SHUI ; Zhouqi TANG ; Hedong ZHANG ; Tengfang LI ; Yu WANG ; Lei LIU ; Helong DAI ; Longkai PENG
Chinese Journal of Urology 2025;46(2):129-133
Objective:To summarize the diagnosis and treatment experience of kidney graft’s ureteral obstruction secondary to ureteral inguinal hernia.Methods:Clinical data of a patient with kidney graft’s ureteral obstruction secondary to ureteral inguinal hernia in the Second Xiangya Hospital of Central South University in December 2023 was retrospectively analyzed.This was a male patient with 44 years old. Eleven years after kidney transplantation, he was admitted to the hospital because his serum creatinine increased for one day, accompanied by oliguria and edema of both lower limbs. His previous basal creatinine was maintained in the range of 60-70 μmol/L. Physical examination showed a mass of about 4 cm×3 cm in the right groin. The patient complained of anuria lasting for 7 hours on the second day after admission, and the serum creatinine increased to 406 μmol/L. B-ultrasound showed obstruction of the transplanted kidney and ureteral hydrops. Abdominal CT scan suggested that the right inguinal hernia (transplanted kidney ureteral hernia) was suspected.Preoperative diagnosis of ureteral obstruction secondary to inguinal hernia of the transplanted kidney was made. Percutaneous nephrostomy was performed under local anesthesia, and postoperative anti-infection and indwelling catheter treatments were given. The serum creatinine dropped significantly and the inguinal mass disappeared. A follow-up color ultrasound showed that the transplanted kidney ureteral obstruction and hydrops were alleviated than before. The patient was discharged 2 days after the nephrostomy operation. He was recommended to visit the general surgeon for hernia repairment in a timely manner after a stable renal function was achieved. The patient's renal function basically returned to normal during the following 3 weeks after discharge, and no hernia repair was performed. He was then readmitted to the hospital in order to remove the nephrostomy tube. The patient's nephrostomy tube and urinary catheter both drained almost 1000ml every day. After being informed of the risk of recurrence of obstruction among others, the nephrostomy was removed. Oliguria occurred on the day of nephrostomy tube removal, slight swelling and pain in the transplanted kidney area, and recurrence mass in the groin was seen. The color ultrasound showed recurrence of hydroureteral obstruction and hydrops in the transplanted kidney, and a transplanted nephrostomy was performed again along the original stoma. The postoperative recovery was smooth. One week later, a MDT by general surgeons and the urologists were conducted for choices of surgery. Traditional inguinal hernia repair (Bassini method) and double J-tube insertion under flexible ureteroscope were performed. Results After the operation, anti-infection with cefuroxime, immunosuppression, wound dressing change were given among other treatments. The nephrostomy tube and urinary catheter were removed before discharge. The double J-tube was removed 2 months after discharge. The outpatient follow-up was carried out until 9 months after the initial nephrostomy. The follow-up serum creatinine was at 62 umol/L. The color Doppler ultrasound showed only localized fluid accumulation and no recurrence of ureteroinguinal hernia.Conclusions:Ureteral inguinal hernia of the transplanted kidney is rare and can lead to hydroureteral obstruction and renal insufficiency in the transplanted kidney. Abdominal CT examination is the first choice, combined with abdominal physical examination for diagnosis. Nephrostomy is an effective measure to relieve obstruction and promote recovery of renal function. Hernia repair surgery is an effective measure to prevent the recurrence of kidney graft’s ureteral inguinal hernia, and Bassini method hernia repair is a feasible treatment measure.
2.Expation of the therapeutic effect and mechanism of Nepetoidin B on collagen-induced arthritis in mice
Yaozong SUN ; Tao HE ; Zhuo LIU ; Fang SHUI ; Ruixue TIAN ; Baoqing TANG ; Jianhui ZHANG
Chinese Journal of Rheumatology 2025;29(3):213-218
Objective:To investigate the therapeutic effect and potential mechanism of Nepetoidin B on rheumatoid arthritis (RA).Methods:DBA/1 mice were divided into four groups using the random number method, namely the control group, model group, methotrexate group, and Nepetoidin B group. The collagen-induced arthritis (CIA) model was prepared. Mice were treated from day 21th to day 60th. Arthritis symptoms were evaluated every three days during treatment. At the end of treatment, pathological changes of joint tissue were observed through HE staining. Serum IL-17, IL-6, MDA, and NO levels were measured using ELISA and biochemical colorimetric assays. The Nrf2/HO1 pathway in joint tissues was detected using western blot. A group of CIA mice was treated with Nepetoidin B, followed by an Nrf2 inhibitor to validate the mechanism. One-way analysis of variance was used to compare between multiple groups with homogeneity of variance, pairwise comparison using LSD- t test. Results:The study found that mice treated with methotrexate and Nepetoidin B exhibited a significant reduction in arthritis scores(CIA+Meth group 5.2±1.3, CIA+NepB group 6.8±1.2 vs. CIA group 11.0±1.7, t=6.69, P=0.004; t=5.00, P=0.009), and joint histopathology compared to the CIA mice(CIA+Meth group 1.5±1.0, CIA+NepB group 2.2±0.8 vs. CIA group 4.0±0.9, t=4.44, P<0.001; t=3.84, P=0.005). Additionally, there was a significant decrease in serum IL-17[CIA+Meth group(257±69)ng/ml, CIA+NepB group (279±103)ng/ml vs. CIA group(414±71)ng/ml, t=3.86, P=0.006; t=2.63, P=0.020], IL-6[CIA+Meth group(32±6)ng/ml, CIA+NepB group (44±5)ng/ml vs. CIA group(56±11)ng/ml, t=4.69, P<0.001; t=2.48, P=0.040) ,MDA [CIA+Meth group(22±4)μmol/L, CIA+NepB group(22±8)μmol/L vs. CIA group(34±11)μmol/L, t=2.77, P=0.038; t=2.29, P=0.049]and NO[ CIA+Meth group(37±12)μmol/L, CIA+NepB group(37±11)μmol/L vs. CIA group(56±12)μmol/L, t=2.71, P=0.040; t=2.90, P=0.035] levels, and a significant elevation in the Nrf2( 0.263±0.021, 0.273±0.022 vs. 0.221±0.034, t=3.18, P=0.044; t=2.70, P=0.049)/HO1 (0.524±0.021, 0.501±0.014 vs. 0.453±0.033, t=3.95, P=0.006; t=3.41, P=0.032) pathway in methotrexate and Nepetoidin B treated group. It was also observed that Nrf2 inhibitors could counteract the treatment effects of Nepetoidin B on arthritis (1.8±0.8 vs. 3.2±0.8, t=3.07, P=0.024). Conclusion:Nepetoidin B has the ability to inhibit oxidative stress by activating the Nrf2/HO1 pathway, which alleviates collagen-induced arthritis in mice.
3.Antidepressant mechanism of Baihe Dihuang Decoction based on metabolomics and network pharmacology.
Chao HU ; Hui YANG ; Hong-Qing ZHAO ; Si-Qi HUANG ; Hong-Yu LIU ; Shui-Han ZHANG ; Lin TANG
China Journal of Chinese Materia Medica 2025;50(1):10-20
The Baihe Dihuang Decoction(BDD) is a representative traditional Chinese medicine formula that has been used to treat depression. This study employed metabolomics and network pharmacology to investigate the mechanism of BDD in the treatment of depression. Fifty male Sprague-Dawley(SD) rats were randomly assigned to the normal control group, model group, fluoxetine group, and high-and low-dose BDD groups. A rat model of depression was established through chronic unpredictable mild stress(CUMS), and the behavioral changes were detected by forced swimming test and open field test. Metabolomics technology was used to analyze the metabolic profiles of serum and hippocampal tissue to screen differential metabolites and related metabolic pathways. Additionally, network pharmacology and molecular docking techniques were used to investigate the key targets and core active ingredients of BDD in improving metabolic abnormalities of depression. A "component-target-metabolite-pathway" regulatory network was constructed. BDD could significantly improve depressive-like behavior in CUMS rats and regulate 12 differential metabolites in serum and 27 differential metabolites in the hippocampus, involving tryptophan metabolism, phenylalanine, tyrosine, and tryptophan biosynthesis, alanine, aspartate, and glutamate metabolism, tyrosine metabolism, and purine metabolism. Verbascoside, isorbascoside, and regaloside B were the key active ingredients for improving metabolic abnormalities in depression. Epidermal growth factor receptor(EGFR), protooncogene tyrosine-protein kinase(SRC), glycogen synthase kinase 3β(GSK3β), and androgen receptor(AR) were the key core targets for improving metabolic abnormalities of depression. This study offered a preliminary insight into the mechanism of BDD in alleviating metabolic abnormalities of depression through network regulation, providing valuable guidance for its clinical use and subsequent research.
Animals
;
Drugs, Chinese Herbal/administration & dosage*
;
Male
;
Rats, Sprague-Dawley
;
Rats
;
Metabolomics
;
Depression/genetics*
;
Antidepressive Agents/chemistry*
;
Network Pharmacology
;
Hippocampus/drug effects*
;
Humans
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Molecular Docking Simulation
;
Behavior, Animal/drug effects*
;
Disease Models, Animal
4.Expation of the therapeutic effect and mechanism of Nepetoidin B on collagen-induced arthritis in mice
Yaozong SUN ; Tao HE ; Zhuo LIU ; Fang SHUI ; Ruixue TIAN ; Baoqing TANG ; Jianhui ZHANG
Chinese Journal of Rheumatology 2025;29(3):213-218
Objective:To investigate the therapeutic effect and potential mechanism of Nepetoidin B on rheumatoid arthritis (RA).Methods:DBA/1 mice were divided into four groups using the random number method, namely the control group, model group, methotrexate group, and Nepetoidin B group. The collagen-induced arthritis (CIA) model was prepared. Mice were treated from day 21th to day 60th. Arthritis symptoms were evaluated every three days during treatment. At the end of treatment, pathological changes of joint tissue were observed through HE staining. Serum IL-17, IL-6, MDA, and NO levels were measured using ELISA and biochemical colorimetric assays. The Nrf2/HO1 pathway in joint tissues was detected using western blot. A group of CIA mice was treated with Nepetoidin B, followed by an Nrf2 inhibitor to validate the mechanism. One-way analysis of variance was used to compare between multiple groups with homogeneity of variance, pairwise comparison using LSD- t test. Results:The study found that mice treated with methotrexate and Nepetoidin B exhibited a significant reduction in arthritis scores(CIA+Meth group 5.2±1.3, CIA+NepB group 6.8±1.2 vs. CIA group 11.0±1.7, t=6.69, P=0.004; t=5.00, P=0.009), and joint histopathology compared to the CIA mice(CIA+Meth group 1.5±1.0, CIA+NepB group 2.2±0.8 vs. CIA group 4.0±0.9, t=4.44, P<0.001; t=3.84, P=0.005). Additionally, there was a significant decrease in serum IL-17[CIA+Meth group(257±69)ng/ml, CIA+NepB group (279±103)ng/ml vs. CIA group(414±71)ng/ml, t=3.86, P=0.006; t=2.63, P=0.020], IL-6[CIA+Meth group(32±6)ng/ml, CIA+NepB group (44±5)ng/ml vs. CIA group(56±11)ng/ml, t=4.69, P<0.001; t=2.48, P=0.040) ,MDA [CIA+Meth group(22±4)μmol/L, CIA+NepB group(22±8)μmol/L vs. CIA group(34±11)μmol/L, t=2.77, P=0.038; t=2.29, P=0.049]and NO[ CIA+Meth group(37±12)μmol/L, CIA+NepB group(37±11)μmol/L vs. CIA group(56±12)μmol/L, t=2.71, P=0.040; t=2.90, P=0.035] levels, and a significant elevation in the Nrf2( 0.263±0.021, 0.273±0.022 vs. 0.221±0.034, t=3.18, P=0.044; t=2.70, P=0.049)/HO1 (0.524±0.021, 0.501±0.014 vs. 0.453±0.033, t=3.95, P=0.006; t=3.41, P=0.032) pathway in methotrexate and Nepetoidin B treated group. It was also observed that Nrf2 inhibitors could counteract the treatment effects of Nepetoidin B on arthritis (1.8±0.8 vs. 3.2±0.8, t=3.07, P=0.024). Conclusion:Nepetoidin B has the ability to inhibit oxidative stress by activating the Nrf2/HO1 pathway, which alleviates collagen-induced arthritis in mice.
5.Diagnosis and treatment of kidney graft’s ureteral obstruction secondary to ureteral inguinal hernia
Kankan SHUI ; Zhouqi TANG ; Hedong ZHANG ; Tengfang LI ; Yu WANG ; Lei LIU ; Helong DAI ; Longkai PENG
Chinese Journal of Urology 2025;46(2):129-133
Objective:To summarize the diagnosis and treatment experience of kidney graft’s ureteral obstruction secondary to ureteral inguinal hernia.Methods:Clinical data of a patient with kidney graft’s ureteral obstruction secondary to ureteral inguinal hernia in the Second Xiangya Hospital of Central South University in December 2023 was retrospectively analyzed.This was a male patient with 44 years old. Eleven years after kidney transplantation, he was admitted to the hospital because his serum creatinine increased for one day, accompanied by oliguria and edema of both lower limbs. His previous basal creatinine was maintained in the range of 60-70 μmol/L. Physical examination showed a mass of about 4 cm×3 cm in the right groin. The patient complained of anuria lasting for 7 hours on the second day after admission, and the serum creatinine increased to 406 μmol/L. B-ultrasound showed obstruction of the transplanted kidney and ureteral hydrops. Abdominal CT scan suggested that the right inguinal hernia (transplanted kidney ureteral hernia) was suspected.Preoperative diagnosis of ureteral obstruction secondary to inguinal hernia of the transplanted kidney was made. Percutaneous nephrostomy was performed under local anesthesia, and postoperative anti-infection and indwelling catheter treatments were given. The serum creatinine dropped significantly and the inguinal mass disappeared. A follow-up color ultrasound showed that the transplanted kidney ureteral obstruction and hydrops were alleviated than before. The patient was discharged 2 days after the nephrostomy operation. He was recommended to visit the general surgeon for hernia repairment in a timely manner after a stable renal function was achieved. The patient's renal function basically returned to normal during the following 3 weeks after discharge, and no hernia repair was performed. He was then readmitted to the hospital in order to remove the nephrostomy tube. The patient's nephrostomy tube and urinary catheter both drained almost 1000ml every day. After being informed of the risk of recurrence of obstruction among others, the nephrostomy was removed. Oliguria occurred on the day of nephrostomy tube removal, slight swelling and pain in the transplanted kidney area, and recurrence mass in the groin was seen. The color ultrasound showed recurrence of hydroureteral obstruction and hydrops in the transplanted kidney, and a transplanted nephrostomy was performed again along the original stoma. The postoperative recovery was smooth. One week later, a MDT by general surgeons and the urologists were conducted for choices of surgery. Traditional inguinal hernia repair (Bassini method) and double J-tube insertion under flexible ureteroscope were performed. Results After the operation, anti-infection with cefuroxime, immunosuppression, wound dressing change were given among other treatments. The nephrostomy tube and urinary catheter were removed before discharge. The double J-tube was removed 2 months after discharge. The outpatient follow-up was carried out until 9 months after the initial nephrostomy. The follow-up serum creatinine was at 62 umol/L. The color Doppler ultrasound showed only localized fluid accumulation and no recurrence of ureteroinguinal hernia.Conclusions:Ureteral inguinal hernia of the transplanted kidney is rare and can lead to hydroureteral obstruction and renal insufficiency in the transplanted kidney. Abdominal CT examination is the first choice, combined with abdominal physical examination for diagnosis. Nephrostomy is an effective measure to relieve obstruction and promote recovery of renal function. Hernia repair surgery is an effective measure to prevent the recurrence of kidney graft’s ureteral inguinal hernia, and Bassini method hernia repair is a feasible treatment measure.
6.Spectrum-effect relationship combined with bioactivity evaluation to discover the main antidepressant active components of Baihe Dihuang decoction
Chao HU ; Hong-qing ZHAO ; Jian LIU ; Lu WANG ; Lei YANG ; Shui-han ZHANG ; Lin TANG
Acta Pharmaceutica Sinica 2024;59(5):1364-1373
The study utilized spectral correlation analyses combined with bioactivity evaluation to examine the effective components of antidepressants in the Baihe Dihuang decoction. Firstly, the chemical fingerprints for different extraction parts in the Baihe Dihuang decoction were achieved using HPLC and UHPLC-MS technology. Then, in order to evaluate the antidepressant effect of Baihe Dihuang decoction, the animal experimental protocol has been reviewed and approved by Laboratory Animal Ethics Committee of Hunan University of Chinese Medicine (No. LLBH-202104270001), in compliance with the Institutional Animal Care Guidelines. We recorded the distance of autonomous movement of mice in open field experiment, the immobility time of tail suspension test, and the forced swimming. Additionally, we measured the content of neurotransmitters. Finally, Pearson analysis, grey correlation analysis, and orthogonal partial least squares regression analysis were utilized to establish the correlation between antidepressant efficacy indicators and fingerprinting. The spectrum-effect relationship results were confirmed through the in vitro activity verification. This study demonstrated that regaloside A, B, C, catalpol, and Isoacteoside might be the main antidepressant components in Baihe Dihuang decoction. Furthermore, it was found that using diverse mathematical models and bioactivity evaluation could enhance the accuracy of the spectral correlation analyses results.
7.Clinical experience of REcanalisation and balloon-oriented puncture for Re-insertion of long- term dialysis catheter in nonpatent central veins.
Qiang LI ; Liang You ZHANG ; Gang Yi CHEN ; Shui Fu TANG
Chinese Journal of Hepatology 2023;39(1):39-41
It is difficult to insert long-term dialysis catheters after severe stenosis or occlusion of the internal jugular vein and innominate vein. We used REcanalisation and balloon-oriented puncture for Re-insertion of dialysis catheter in nonpatent central veins (REBORN) in seven patients with severe central venous lesions, and all patients were inserted with long-term dialysis catheters successfully. None had severe complications such as pneumothorax, hemothorax, or pulmonary embolism during operation. All catheters functioned well after postoperative follow-up of 2 months. REBORN provides a novel approach to establish difficult dialysis pathways.
Humans
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Catheterization, Central Venous/adverse effects*
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Catheters, Indwelling
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Renal Dialysis
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Jugular Veins
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Punctures
8.Clinical effect of adult donor dual kidney transplantation
Jianfei HOU ; Longkai PENG ; Xubiao XIE ; Zhouqi TANG ; Jiawei PENG ; Hedong ZHANG ; Tengfang LI ; Kankan SHUI ; Chen GAO ; Gongbin LAN ; Fenghua PENG ; Shaojie YU ; Yu WANG ; Xiaotian TANG ; Helong DAI
Chinese Journal of Urology 2023;44(4):282-286
Objective:To explore the clinical efficacy of adult donor dual kidney transplantation.Methods:Retrospective analysis of case data of 13 adult donor kidney dual kidney transplantation (DKT) performed in the The Second Xiangya Hospital of Central South University from September 2016 to December 2020. For 13 donors, the average age and BMI were (53.5±12.4)years and (24.3±2.8) kg/m 2, respectively. Their mean Serum creatinine (SCr) at admission and before procurement was (132.9±54.1)and (228.7±112.4)μmol/L, respectively. 3 of them had diabetes mellitus history, and 8 had hypertension history. 11 met the United Network for Organ Sharing (UNOS) DKT criteria and 6 met Remuzzi score DKT criteria. For 13 recipients, the average age and BMI were (39.3±8.9)years and (20.2±2.4)kg/m 2, respectively. All of them received ABO blood type-matched kidney transplants. 2 of them had their grafts transplanted in the bilateral iliac. In 12 cases, the grafts filled rapidly and urinated immediately when opening blood flow. In 1 case, the grafts were dark in color and vascular showed weak pulsation after opening blood flow. The time to recovery of perioperative graft function (from the day of surgery to the natural reduction of SCr to the normal range 44-133μmol/L), the occurrence of delayed graft function (DGF), acute rejection (AR), ureteral and surgical incision complications, as well as the recipients’ final follow-up SCr, eGFR, urinary protein, and grafts outcome were observed. Risk factors affecting outcomes were assessed by univariate logistic regression analysis. Results:The SCr dropped to the normal range at discharge in 10 recipients, and the average recovery time was (13.8±13.0) days. In other 3 cases SCr at discharge were 300.0, 149.0, 152.5μmol/L. 4 cases had DGF, 4 had AR, 1 experienced urinary fistula, and 1 experienced incisional dehiscence, which were treated with anti-rejection, J-tube implantation, continuous catheterization to maintain bladder void, secondary suturing, respectively. The follow-up time ranged from 4 to 54 months, with a median of 28(15.5, 31.0) months. At the final follow-up time, 10 cases had good graft function, 2 suffered impaired kidney function, and 1 experienced graft failure. The average SCr and eGFR except for graft failure patient were (144.2±101.3)μmol/L and (52.9±21.2)ml/min, respectively. 4 had positive urine protein. Univariate logistic regression analysis showed that donor age, BMI, history of diabetes mellitus and hypertension, and SCr were not significantly correlated with recipients’ DGF and graft impairment ( P>0.05), and due to the small sample size, multifactorial logistic regression analysis was not performed. Conclusion:The short to medium-term effects of adult donor DKT coule be safe and feasible.
9.Expert consensus on clinical application of GBE50 Dispersible Tablets for ischemic cardiovascular and cerebrovascular diseases.
Wen-Ming YANG ; Han WANG ; Su-Lun SUN ; Yun-Ling ZHANG ; Xiao-Hu CHEN ; Jian-Qi LU ; Bo-Shui WU ; Jian-Ning SUN ; Wei CHEN ; Lu-Lu TANG ; The Editorial Team REPRESENTED
China Journal of Chinese Materia Medica 2022;47(2):301-305
Ginkgo biloba Extract( GBE50) Dispersible Tablets is a new standardized prescription,which is widely used in the treatment of ischemic cardiovascular and cerebrovascular diseases. However,there are still many problems in its clinical application.Rational and safe use of GBE50 Dispersible Tablets is pivotal to the medication safety and clinical prognosis of patients. This consensus has been jointly formulated by clinical experts of traditional Chinese medicine and western medicine in cardiovascular and cerebrovascular diseases and followed the Manual for the Clinical Experts Consensus of Chinese Patent Medicine published by the China Association of Chinese Medicine. The present study identified clinical problems based on clinical investigation,searched the research papers according to PICO clinical problems,carried out evidence evaluation,classification,and recommendation by GRADE system,and reached the expert consensus with nominal group technique. The consensus combines evidence with expert experience. Sufficient evidence of clinical problems corresponds to " recommendations",while insufficient evidence to " suggestions". Safety issues of GBE50 Dispersible Tablets,such as indications,usage and dosage,and medication for special populations,are defined to improve clinical efficacy,promote rational medication,and reduce drug risks. This consensus needs to be revised based on emerging clinical issues and evidencebased updates in practical applications in the future.
Cerebrovascular Disorders/drug therapy*
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Consensus
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Drugs, Chinese Herbal/therapeutic use*
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Humans
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Medicine, Chinese Traditional
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Tablets
10.The correlation between the prognosis of renal transplant recipients infected with BK virus and peripheral blood related indexes
Kankan SHUI ; Longkai PENG ; Hedong ZHANG ; Xubiao XIE ; Gongbin LAN ; Fenghua PENG ; Zhouqi TANG ; Jiawei PENG ; Tengfang LI ; Helong DAI
Chinese Journal of Urology 2022;43(12):898-903
Objective:To investigate the correlation between the prognosis of patients infected with BK virus after renal transplantation and their peripheral blood related indexes.Methods:131 patients from the Renal Transplantation Department of the Second Xiangya Hospital of Central South University who underwent renal transplantation and firstly infected with BK virus after the surgery during the period from August 2018 to August 2021 were retrospectively analyzed. 93 males (71.0%) and 38 females (29.0%). The average age was (37.5±11.3) years old. 109 cases underwent cadaveric kidney transplant (83.2%) and 22 cases underwent relatives kidney transplant (16.8%). The onset time of the first infection with BK virus after renal transplantation was (188.7±16.6) days, and the serum creatinine was (127.5±39.5) μmol/L. 25 patients (19.1%)infected with BK virus were positive in blood and urine at the same time, and 106 patients (80.9%)infected with BK virus were positive only in urine. Among 131 patients infected with BK virus, 70 patients were treated by lowering the blood concentration of tacrolimus to enhance immunity, 12 patients were treated by switching tacrolimus to cyclosporine, and 49 patients had incomplete follow-up data. The DNA load of BK virus in 25 patients [5.6(2.4, 12.3)×10 3copies/ml] positive in blood, white blood cell count(WBC)(5.8±2.0)×10 9/L, hemoglobin(Hb)(122.0±22.4)g/L, platelet count(PLT)(187.1±63.1)×10 9/L, neutrophil count(NEUT)(3.9±1.7)×10 9/L, lymphocyte count(LYM)(1.5±0.8)×10 9/L, monocyte count(MONO)(0.4±0.2)×10 9/L, neutrophil to lymphocyte ratio(NLR)2.2(1.7, 3.5), derived neutrophil to lymphocyte ratio(dNLR)1.7(1.3, 2.6), platelet to lymphocyte ratio(PLR)121.3(86.3, 227.3), monocyte to lymphocyte ratio(MLR)0.2(0.1, 0.4) and lymphocyte to monocyte ratio(LMR)4.7±2.6. The DNA load of BK virus in 106 patients [20.4(0.4, 2 570.0)×10 5copies/ml] positive in urine, WBC 6.6(4.8, 9.1)×10 9/L, Hb(129.0±24.5)g/L, PLT 188.0(147.3, 226.5)×10 9/L, NEUT 4.6(3.0, 6.6)×10 9/L, LYM(1.7±0.8)×10 9/L, MONO 0.4(0.3, 0.5)×10 9/L, NLR 2.8(1.9, 3.9), dNLR 2.1(1.5, 3.0), PLR 120.5(87.0, 163.2), MLR 0.2(0.1, 0.4), LMR 4.5(2.8, 6.7). 70 patients infected with BK virus treated by lowering the blood concentration of tacrolimus were divided into BK virus rise group and BK virus decline group according to the change of BK virus DNA load in blood and urine before and after treatment (the grouping principle of this study gives priority to the change of BK virus DNA load in blood, followed by the change of BK virus DNA load in urine). The WBC, Hb, PLT, NEUT, LYM, MONO, NLR, dNLR, PLR, MLR, LMR, tacrolimus blood concentration and change difference, blood creatinine and change difference were analysed between two groups. Results:The BK virus DNA load in 25 patients positive in blood was correlated with NLR and dNLR ( r=0.5062, P=0.0098; r=0.5738, P=0.0027), and there was no correlation between the BK virus DNA load in blood with the WBC ( r=-0.0185, P=0.9302), Hb ( r=0.0912, P=0.6646), PLT ( r=-0.3931, P=0.0519), NEUT ( r=0.2438, P=0.2401), LYM ( r=-0.3035, P=0.1402), MONO ( r=-0.3279, P=0.1096), PLR( r=0.1054, P=0.6161), MLR( r=0.0738, P=0.7257), LMR( r=-0.0738, P=0.7257). There was no correlation between the BK virus DNA load in 106 patients positive in urine and WBC( r=0.0222, P=0.8209), Hb( r=-0.0323, P=0.7423), PLT( r=0.0847, P=0.3881), NEUT( r=0.0417, P=0.6713), LYM( r=0.0010, P=0.9916), MONO( r=0.0224, P=0.8196, NLR( r=0.0170, P=0.8623), dNLR ( r=-0.0013, P=0.9892), PLR( r=0.0387, P=0.6934), MLR( r=-0.0070, P=0.9433)and LMR( r=0.0070, P=0.9433). As for 70 patients infected with BK virus, there were 37 patients in the BK virus rise group and 33 patients in the BK virus decline group. In the two groups, age [(38.4±12.0)years old and(39.0±9.0)years old], gender [male /female: (23/14) cases and(27/6)cases], blood type [A+ /B+ /AB+ : (22/13/20)cases and (26/6/1)cases], donation type [relatives donnation/cadaveric donation: (29/8)cases and (27/60)cases], blood creatinine(after treatment)[123.0(98.4, 140.5)μmol/L and 132.0(107.1, 162.4)μmol/L] and change difference before and after treatment [0(-15.7, 10.5)μmol/L and -2.0(-9.1, 15.0)μmol/L], tacrolimus blood concentration (after treatment)[(6.7±2.0)ng/ml and(6.5±1.5)ng /ml] and tacrolimus concentration change difference [-1.4(-3.8, 0.6)ng/ml and -1.2(-2.2, 1.3)ng/ml] had no significant difference( P<0.05). The MONO of the two groups was statistically different [0.3(0.2, 0.5)×10 9/L and 0.4(0.3, 0.6)×10 9/L, P=0.033], and there was no difference between the two groups in WBC[6.6(4.1, 8.8)×10 9/L and 6.8(5.4, 8.9)×10 9/L], Hb[(133.2±25.3)g/L and(131.6±20.6)g/L], PLT[185.0(151.0, 231.5)×10 9/L and 196.0(149.0, 234.0)×10 9/L], NEUT[4.3(2.4, 6.4)× 10 9/L and 4.2(3.1, 5.5)×10 9/L], LYM[1.7(1.1, 2.2)×10 9/L and 1.8(1.1, 2.3)×10 9/L], NLR[2.5(1.9, 3.8)and 2.4(1.9, 3.7)], dNLR [2.0(1.5, 2.8)and 1.9(1.4, 2.5)], PLR [114.9(85.1, 159.4)and 111.3(77.1, 159.6)], LMR(4.6±2.6 and 5.2±2.4), MLR[0.2(0.2, 0.4)and 0.2(0.2, 0.4)]( P<0.05). Conclusions:There is a positive correlation between the blood BK virus DNA load and NLR, dNLR in renal transplant recipients infected with BK virus. The rise of MONO correlates with good prognosis of BK virus.

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