1.Protective Effect of Xuebijing on Lung Injury in Rats with Severe Acute Pancreatitis by Blocking FPRs/NLRP3 Inflammatory Pathway
Guixian ZHANG ; Dawei LIU ; Xia LI ; Xijing LI ; Pengcheng SHI ; Zhiqiao FENG ; Jun CAI ; Wenhui ZONG ; Xiumei ZHAO ; Hongbin LIU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(1):113-120
ObjectiveTo explore the therapeutic effect of Xuebijing injection (XBJ) on severe acute pancreatitis induced acute lung injury (SAP-ALI) by regulating formyl peptide receptors (FPRs)/nucleotide-binding oligomerization domain-like receptor 3 (NLRP3) inflammatory pathway. MethodsSixty rats were randomly divided into a sham group, a SAP-ALI model group, low-, medium-, and high-dose XBJ groups (4, 8, and 12 mL·kg-1), and a positive drug (BOC2, 0.2 mg·kg-1) group. For the sham group, the pancreas of rats was only gently flipped after laparotomy, and then the abdomen was closed, while for the remaining five groups, SAP-ALI rat models were established by retrograde injection of 5% sodium taurocholate (Na-Tc) via the biliopancreatic duct. XBJ and BOC2 were administered via intraperitoneal injection once daily for 3 d prior to modeling and 0.5 h after modeling. Blood was collected from the abdominal aorta 6 h after the completion of modeling, and the expression of interleukin (IL)-1β, IL-6, and tumor necrosis factor-α (TNF-α) in plasma was measured by enzyme-linked immunosorbent assay (ELISA). The amount of ascites was measured, and the dry-wet weight ratios of pancreatic and lung tissue were determined. Pancreatic and lung tissue was taken for hematoxylin-eosin (HE) staining to observe pathological changes and then scored. The protein expression levels of FPR1, FPR2, and NLRP3 in lung tissue were detected by the immunohistochemical method. Western blot was used to detect the expression of FPR1, FPR2, and NLRP3 in lung tissue. Real-time fluorescence quantitative polymerase chain reaction (Real-time PCR) was used to detect the mRNA expression of FPR1, FPR2, and NLRP3 in lung tissue. ResultsCompared with the sham group, the SAP-ALI model group showed significantly decreased dry-wet weight ratio of lung tissue (P<0.01), serious pathological changes of lung tissue, a significantly increased pathological score (P<0.01), and significantly increased protein and mRNA expression levels of FPR1, FPR2, and NLRP3 in lung tissue (P<0.01). After BOC2 intervention, the above detection indicators were significantly reversed (P<0.01). After treatment with XBJ, the groups of different XBJ doses achieved results consistent with BOC2 intervention. ConclusionXBJ can effectively improve the inflammatory response of the lungs in SAP-ALI rats and reduce damage. The mechanism may be related to inhibiting the expression of FPRs and NLRP3 in lung tissue, which thereby reduces IL-1β and simultaneously antagonize the release of inflammatory factors IL-6 and TNF-α.
2.Expert Consensus on Clinical Diseases Responding Specifically to Traditional Chinese Medicine: Atopic Dermatitis
Junfeng LIU ; Xiumei MO ; Mei MO ; Hongyi LI ; Ying LIN ; Xiaoxiao ZHANG ; Dacan CHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(1):244-252
Atopic dermatitis (AD) is a common pruritic and chronic inflammatory dermatosis in clinical practice and is one of the diseases responding specifically to traditional Chinese medicine (TCM). With the launch of biological agents and small molecule drugs and the development and implementation of guidelines of diagnosis and treatment, clinical pathways of treatment of moderate to severe AD, and consensus on the whole-process management of AD, the clinical efficacy of moderate to severe AD has been significantly improved. However, there are still many unmet clinical needs that require more effective methods to meet. In response to the Opinions of the CPC Central Committee and the State Council on Facilitating the Inheritance, Innovation, and Development of Traditional Chinese Medicine and the spirit of the National Conference on TCM, the China Association of Chinese Medicine organized more than 20 experts in TCM dermatology, Western medicine dermatology, interdisciplinary fields, and industries to discuss the difficulties and advantages of TCM in the treatment of AD. TCM treatment for AD can not only improve rash and relieve itching but also solve many concomitant syndromes. The abundant external treatment methods of TCM have advantages for different special populations and rash characteristics. The concept of treating disease before its onset in TCM is in line with the chronic disease management mode of prevention and treatment of atopic march and prevention of recurrence. In addition, TCM therapy can reduce the use of topical glucocorticoids and has good safety. Regarding the comorbidity of AD, equal emphasis on TCM and Western medicine and multidisciplinary joint treatment should be advocated to achieve maximum benefit for patients. The exchange of TCM and Western medicine has clarified the positioning and advantages of TCM intervention in AD, providing guidance for clinical and scientific research.
3.Analysis and Prediction of Disease Burden of Depression in Old Age in China from 1990 to 2021
Xiaolin BAO ; Hongjuan WEI ; Xinxin BIAN ; Xiumei MA ; Yin GAO ; Yingyan ZHANG ; Wei LIU ; Yuexian MA ; Weixin ZHANG ; Xuewen YANG
Medical Journal of Peking Union Medical College Hospital 2025;16(2):361-369
Objective To analyze the trends in disease burden and risk factors of depression among the elderly population in China from 1990 to 2021,and to provide a theoretical basis for the prevention,treatment,and policy-making of geriatric depression in China.Methods Data on the disease burden of geriatric depres-sion in China from 1990 to 2021,including the number of incident cases,disability-adjusted life years(DALYs),incidence rate,and DALY rate,were extracted from the 2021 Global Burden of Disease(GBD)database.The Joinpoint regression model was used to analyze the trends by calculating the annual percentage change(APC)and average annual percentage change(AAPC).The autoregressive integrated moving average(ARIMA)model was employed to predict the disease burden of geriatric depression over the next five years.Population attributable fractions(PAFs)were used to describe the risk factors for geriatric depression in China in 1990 and 2021.Results From 1990 to 2021,the number of incident cases and the incidence rate of geri-atric depression in China showed an overall upward trend.The most significant increase in incidence was ob-served in the 60-64 age group,while the prevalence rate increased notably in the ≥ 95 age group.The DALY rate showed the most pronounced upward trend in the 65-69 age group.The incidence,prevalence,and DALY rates of geriatric depression were higher in women than in men.Major risk factors included child-hood sexual abuse and intimate partner violence,with the impact of intimate partner violence being particular-ly significant among women.The ARIMA model predicted that the incidence,prevalence,and DALY rates of geriatric depression in China would decline over the next five years,with a greater decline observed in women than in men.Conclusions From 1990 to 2021,the incidence,prevalence,and DALY rates of geriatric de-pression in China showed an overall upward trend,with higher rates observed in women than in men.Greater attention should be paid to the elderly female population,with a focus on early prevention to reduce the dis-ease burden of geriatric depression.
4.Electroacupuncture at neuro-arterial stimulation points for post-stroke shoulder-hand syndrome: a randomized controlled trial.
Man ZHANG ; Zhifang XU ; Meidan ZHAO ; Xiumei YIN ; Jiazhu WU ; Zhixin LIU ; Yuanhao DU
Chinese Acupuncture & Moxibustion 2025;45(9):1241-1247
OBJECTIVE:
To compare the clinical efficacy of electroacupuncture (EA) at neuro-arterial stimulation points with topical western medication in treating post-stroke shoulder-hand syndrome (SHS).
METHODS:
A total of 72 patients with post-stroke SHS were randomly assigned to an observation group (n=36, 2 cases dropped out) and a control group (n=36, 3 cases dropped out). Both groups received standard neurological treatment, comprehensive rehabilitation, and physical therapy. The observation group received EA at neuro-arterial stimulation points, including the ipsilateral stellate ganglion point, vagus nerve trunk and auricular branch (left side), and stimulation points of the radial and ulnar arteries, radial nerve, ulnar nerve, and median nerve, once daily for 4 weeks. The control group was treated with topical diclofenac diethylamine emulgel, and mucopolysaccharide polysulfate cream was added for patients with pronounced early-stage edema, twice a day for 4 weeks. The VAS pain score and hand edema volume were recorded before treatment, at 2 and 4 weeks during treatment, and 2 weeks after treatment completion (follow-up). Musculoskeletal ultrasound was used to measure the thickness of the dorsal hand and middle finger skin on the affected side before and after 4 weeks of treatment.
RESULTS:
Compared before treatment, the VAS pain scores and edema volume of the affected hand in both groups were decreased at week 2, week 4, and follow-up (P<0.05). At week 4, both groups showed lower VAS pain scores and edema volume than those at week 2 (P<0.05); during follow-up, both VAS pain scores and edema volume were further reduced compared to those at week 4 (P<0.05). At week 2, week 4, and follow-up, the VAS scores and edema volume of the affected hand in the observation group were lower than those in the control group (P<0.05). Compared before treatment, the dorsal hand skin thickness and middle finger skin thickness on the affected side were decreased in both groups after 4 weeks of treatment (P<0.05). Compared with the control group, the observation group showed thinner dorsal hand and middle finger skin thickness after 4 weeks of treatment (P<0.05).
CONCLUSION
EA at neuro-arterial stimulation points effectively alleviates pain and edema in patients with post-stroke SHS, and demonstrates superior efficacy compared to topical western medication.
Humans
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Male
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Female
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Middle Aged
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Electroacupuncture
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Aged
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Stroke/complications*
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Acupuncture Points
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Adult
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Reflex Sympathetic Dystrophy/physiopathology*
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Treatment Outcome
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Hand
5.Cognitive analysis of multidisciplinary clinicians in fertility preservation in China
Xueling SONG ; Xinyu ZHANG ; Xiumei ZHEN ; Caihong MA ; Jie YAN ; Rong LI ; Jie QIAO
Chinese Journal of Reproduction and Contraception 2025;45(5):448-452
Objective:To investigate the awareness levels of doctors from various departments regarding fertility preservation to provide reference and suggestions for further improving awareness and promoting multidisciplinary development in fertility preservation.Methods:From November to December 2023, the China Alliance of Fertility Preservation initiated this survey covering 88 hospitals in 23 cities across 20 provinces in China. The survey focused on the degree of understanding of basic concepts, technological perceptions, treatment concepts, and related challenges regarding fertility preservation. Descriptive statistics and Fisher's exact test were used to analyze the difference in awareness levels across various departments.Results:There was a significant difference in the awareness of fertility preservation guidelines among physicians from different departments ( P<0.001). Reproductive center physicians had the highest level of understanding [68.3% (41/60)]. Doctors in the reproductive centers had a higher awareness rate of the five fertility preservation techniques (ovarian tissue cryopreservation, oocyte cryopreservation, sperm cryopreservation, testicular tissue cryopreservation, and embryo cryopreservation) than that in other departments (all P<0.05). Regarding treatment concepts, more reproductive center physicians believed that psychological counselling about fertility preservation before oncological treatment was necessary ( P=0.016). Hematologists had more worries and concerns about fertility preservation treatment. Additionally, 96.7% (58/60) of reproductive center physicians expressed the need to establish effective referral mechanisms within the same city, province, or across provinces. However, 55.6% (35/63) of oncologists, 64.6% (31/48) of hematologists, and 77.8% (7/9) of pediatricians considered treating primary tumors far more important than fertility preservation. Conclusion:Doctors from different departments have varying levels of understanding regarding fertility preservation. It is necessary to strengthen the dissemination and training of fertility preservation knowledge among physicians from various departments, as well as to promote a multidisciplinary treatment model to improve efficiency, to establish a comprehensive referral mechanism to improve patients' opportunities for fertility preservation.
6.Application of signature pedagogy in teaching "basic nursing" course
Di SUN ; Lijuan ZHANG ; Qian SUN ; Xiumei BU
Chinese Journal of Medical Education Research 2025;24(2):271-277
Objective:To explore the impact of "basic nursing" course with signature pedagogy on undergraduate nursing students' critical thinking, professional identity, and professionalism.Methods:A signature pedagogy method for the "basic nursing" course was established using narrative as a theoretical lesson and scenario-simulation as a laboratory lesson. Ninety sophomore nursing students in the 2020 undergraduate nursing program were selected as the participants of a controlled pre-post study. The students were evaluated using the Critical Thinking Inventory, the Professional Identity Questionnaire, and the Professionalism Inventory before and after the course. Semi-structured interviews were conducted at the end of the course to gain an in-depth understanding of their learning experience. Data analysis was conducted using SPSS 26.0 and Nvivo 11.0 Colaizzi's seven-step method was used for analysis of qualitative research.Results:A total of 87 nursing students participated in the course and 83 were included in the quantitative analysis. The total scores of critical thinking skills (286.83±17.44), professional identity (58.95±6.43), and professionalism (67.08±11.21) were significantly higher after the course than before the course ( P<0.001). Qualitative study identified the four themes of promoting effective learning, developing critical thinking and empathy, building professional attitudes, and expecting curriculum optimization. Conclusions:The "basic nursing" course based on signature pedagogy for undergraduate nursing students helps to enhance their critical thinking, foster a sense of professional identity, and develop professionalism.
7.Construction and validation of a predictive model for supportive care needs within 24 hours after surgical anesthesia recovery in breast cancer patients
Wuhui ZHANG ; Yaya XU ; Xiumei LYU ; Qian ZHANG
Journal of Clinical Medicine in Practice 2025;29(15):52-57
Objective To construct and validate a precise predictive model for supportive care needs within 24 hours after surgical anesthesia recovery in breast cancer patients.Methods A retro-spective analysis was conducted on data of 156 breast cancer patients who underwent surgical treat-ment in the hospital from June 2022 to June 2024.Based on their supportive care needs within 24 hours after surgical anesthesia recovery,the patients were divided into no and low demand group(n=41)and moderate and high demand group(n=115).Clinical data of the two groups were compared using one-way analysis of variance.Binary Logistic regression analysis was employed to identify fac-tors influencing supportive care needs within 24 hours after surgical anesthesia recovery in breast cancer patients,and a predictive model was constructed accordingly.Results Binary Logistic re-gression analysis revealed that sources of medical expenses(non-urban medical insurance),occupa-tion(worker),primary caregiver(spouse),the M.D.Anderson Symptom Inventory(MDASI)score,and Quality of Recovery(QoR)score were all influencing factors for supportive care needs within 24 hours after surgical anesthesia recovery in breast cancer patients(P<0.05).Receiver op-erating characteristic(ROC)curve analysis showed that the area under the curve(AUC)for predic-ting supportive care needs within 24 hours after surgical anesthesia recovery in breast cancer patients was 0.635 for sources of medical expenses,0.723 for occupation,0.618 for primary caregiver,0.742 for MDASI score,and 0.749 for QoR score,respectively.The AUC of the predictive model for sup-portive care needs within 24 hours after surgical anesthesia recovery in breast cancer patients was 0.965,with a sensitivity of 93.0%and a specificity of 90.2%.Internal validation of the model using the Bootstrap method with B=1,000 self-sampling times demonstrated an overall predictive accuracy of 88.5%,indicating good predictive performance.Conclusion Sources of medical ex-penses(non-urban medical insurance),occupation(worker),primary caregiver(spouse),MDASI score,and QoR score are all influencing factors for supportive care needs within 24 hours after surgi-cal anesthesia recovery in breast cancer patients.The predictive model constructed based on these factors exhibits good predictive value and can serve as a quantitative decision-making tool for optimi-zing postoperative nursing pathways.
8.Effectiveness of the integrated service mode of community cerebrovascular disease specialty and general practice team on stroke management
Xiangyu YANG ; Yaqing ZHANG ; Jiangping WU ; Xiumei LIU
Chinese Journal of General Practitioners 2025;24(5):547-553
Objective:To investigate the management effectiveness of the integrated service mode of community cerebrovascular disease specialty and general practice team on stroke management.Methods:This was a randomized controlled trial. Patients with non-acute stroke who visited Fangzhuang Community Health Service Center in Fengtai District, Beijing between September 2022 and January 2023 were enrolled and randomly assigned to an integrated specialist-primary care group and a control group using a random number table method. Baseline clinical data were collected. Patients in the integrated specialist-primary care group received a collaborative care model combining stroke specialty services and primary care teams, while the control group received routine care. Neurological status, mental status, medical adherence, cognitive function, and psychological status were assessed using standardized scales at baseline, followed by evaluations every 3 months for 1 year, totaling 5 assessments.Results:A total of 142 non-acute stroke patients were included, with 71 in the specialist-primary care integrated service group, aged (69.5±7.6) years, including 43 males (60.56%), and 71 in the control group, aged (68.8±8.5) years, including 38 males (53.52%). There were no statistically significant differences in baseline clinical characteristics such as age, sex, and body mass index between the two groups (all P>0.05). Prior to the intervention, there were no statistically significant differences in the Mini-Mental State Examination scores between the two groups ( P>0.05). However, at 3, 6, 9, and 12 months post-intervention, the scores of the specialist-primary care integrated service group were significantly higher than those of the control group (all P<0.05). Before the intervention, there were no statistically significant differences between the two groups in the scores on Generalized Anxiety Disorder Scale and Patient Health Questionnaire Depression Scale (all P>0.05). At 6, 9, and 12 months post-intervention, the scores on these two scales for the specialist-primary care integrated service group were significantly lower than those of the control group (all P<0.05). There were no statistically significant differences in adherence behavior scores between the two groups before the intervention ( P>0.05), but at 6, 9, and 12 months post-intervention, the adherence behavior scores of the specialist-primary care integrated service group were significantly higher than those of the control group (all P<0.05). Conclusions:The integrated service mode of cerebrovascular disease specialists and general practice teams can effectively improve cognitive function, anxiety, depression, and compliance behavior, and is more conducive to the recovery of stroke patients in the community, which has popularization value.
9.A preliminary study on the diagnostic value of 18F-FDG PET/CT in primary pulmonary enteric adenocarcinoma
Menghan ZHOU ; Yu ZHANG ; Xiumei ZHAO ; Yao ZOU ; Xiaoqing LI ; Zhonghui LIU ; Na FANG ; Jinxing LIU ; Yanli WANG
Journal of Practical Radiology 2025;41(11):1802-1805
Objective To explore the diagnostic value of 18F-fluorodeoxyglucose(FDG)PET/CT in primary pulmonary enteric adenocarcinoma.Methods The clinical and imaging data of 9 patients with primary pulmonary enteric adenocarcinoma who under-went 18F-FDG PET/CT examination were retrospectively analyzed,including lesion distribution,morphology,maximum standardized uptake value(SUVmax),clinical symptoms and signs,gastroscopy finding,puncture pathological results,and serum tumor markers[carbohydrate antigen 72-4(CA72-4),cytokeratin 19 fragment antigen 21-1(CYFRA21-1),carcinoembryonic antigen(CEA),carbo-hydrate antigen 199(CA199)].Results Pathological examination confirmed a diagnosis of primary pulmonary enteric adenocarcinoma after excluding gastrointestinal primary tumors through clinical evaluation.In all nine patients,18F-FDG PET/CT examination did not reveal any evidence of digestive system malignancies,and gastrointestinal microscopy was negative.Primary lesions were observed as masses or nodular types in 6 cases(5 in the left lung and 1 in the right lung),while 3 cases exhibited diffuse bilateral pulmonary involvement(manifested as multiple patchy opacities,nodules,ground-glass opacities,and consolidations).All pulmonary primary lesions showed increased 18F-FDG uptake,with SUVmax ranging from 2.7 to 12.8,mean 8.6±3.7.The six masses-or nodular-type primary lesions showed maximum diameters ranging from 2.1 to 10.5 cm,mean(5.23±3.06)cm.Four cases demonstrated hilar and mediastinal lymph node metastases,intrapulmonary metastases,and distant metastases,while 1 case showed only distant metastasis.Elevated levels of serum tumor markers were observed as follows:CA72-4 in 7 cases(10-273.3 U/mL),CEA in 7 cases(5-147.4 ng/mL),CA199 in 6 cases(31.22-4 364 U/mL),and CYFRA21-1 in 5 cases(8.31-99.7 ng/mL).Conclusion When pathological biopsy of a pulmonary lesion suggests primary pulmonary enteric adenocarcinoma after excluding gastrointestinal primary tumors,and 18F-FDG PET/CT shows no gastrointestinal masses,this may support the diagnosis of primary pulmonary enteric adenocarcinoma.
10.Staging system for renal tuberculosis and prognostic analysis of treatment at different stages
Chenhao GUO ; Xiao LU ; Yuyang ZHANG ; Rui ZHANG ; Wei QIN ; Linping QI ; Xiumei LI ; Panfeng SHANG
Chinese Journal of Urology 2025;46(8):581-586
Objective:To investigate the staging criteria of renal tuberculosis,and to analyze the diagnostic and therapeutic characteristics as well as prognostic outcomes at different stages.Methods:A retrospective analysis was conducted on the clinical data of 134 patients with renal tuberculosis who were admitted to the Second Hospital of Lanzhou University between January 2019 and December 2023.The study cohort included 62 males and 72 females,with a mean age of(46.63 ± 13.52)years and a mean body mass index(BMI)of(22.85 ± 3.73)kg/m 2. A total of 107 patients resided in rural areas. Sixty patients had a history of pulmonary tuberculosis. Tuberculous lesions were located in the left kidney in 72 cases and in the right kidney in 62 cases. The main presenting complaints included irritative lower urinary tract symptoms in 85 patients and systemic symptoms in 92 patients. Ureteral involvement was observed in 97 patients,bladder involvement in 32 patients,and genital involvement in 9 patients. Based on computed tomography(CT)findings,the number,extent,and degree of renal destruction caused by tuberculous lesions were comprehensively evaluated in axial,coronal,and sagittal planes. The primary staging criteria included lesion diameter(2 cm)and the proportion of renal volume involved by the lesion(one-third,one-half,and two-thirds). Renal tuberculosis was classified into three stages and six subtypes:Stage Ⅰa,a solitary lesion with a diameter ≤ 2 cm;Stage Ⅰb,a solitary lesion >2 cm or multiple lesions confined within one-third of the renal volume;Stage Ⅱa,lesions involving more than one-third but confined within one-half of the renal volume;Stage Ⅱb,lesions involving more than one-half but confined within two-thirds of the renal volume;Stage Ⅲa,lesions involving more than two-thirds of the renal volume with a glomerular filtration rate(GFR)of the affected kidney <10 ml/min;and Stage Ⅲb,complete renal calcification,presenting as an “autonephrectomy”. Among the 134 patients included in this study,7 were classified as Stage Ⅰa,17 as Stage Ⅰb,20 as Stage Ⅱa,19 as Stage Ⅱb,62 as Stage Ⅲa,and 9 as Stage Ⅲb. The severity of hydronephrosis was graded as follows:mild,renal pelvic separation <2 cm;moderate,2-3 cm;and severe,>3 cm. Prior to treatment,the mean renal pelvic separation was(1.76 ± 0.92)cm in Stage Ⅰa,(1.69 ± 0.81)cm in Stage Ⅰb,and(1.10 ± 0.82)cm in Stage Ⅱa,corresponding to mild to moderate hydronephrosis. All 7 patients in Stage Ⅰa underwent ureteroscopic examination and double-J stent placement,combined with a 6-month short-course anti-tuberculosis regimen consisting of isoniazid,rifampicin,pyrazinamide,and ethambutol for 2 months(intensive phase),followed by isoniazid and rifampicin for 4 months(continuation phase). Among the 17 patients in Stage Ⅰb,13 presented with hydronephrosis and underwent ureteroscopic examination and double-J stent placement in combination with 6 months of anti-tuberculosis therapy,while 4 patients with isolated renal tuberculosis received anti-tuberculosis therapy alone for 6 months.Of the 20 patients in Stage Ⅱa,4 with hydronephrosis underwent ureteroscopic examination and double-J stent placement plus 6 months of anti-tuberculosis therapy,whereas 16 underwent nephroureterectomy. All 19 patients in Stage Ⅱb underwent nephroureterectomy. Among the 62 patients in Stage Ⅲa,60 underwent nephroureterectomy,while 2 refused surgery and were treated with the 6-month short-course anti-tuberculosis regimen. Of the 9 patients in Stage Ⅲb,8 underwent nephroureterectomy;in 1 patient,surgery was not performed due to severe adhesions in the operative field,and the patient received the 6-month short-course anti-tuberculosis regimen instead. Follow-up assessments included clinical symptoms,erythrocyte sedimentation rate(ESR),serum creatinine,degree of renal pelvic separation,and imaging findings from urinary tract CT. Efficacy was evaluated according to the following criteria:Cure was defined as clinical stability with all of the following conditions:① improvement of systemic symptoms,including absence of flank pain,fever,and lower urinary tract irritative symptoms,with normalization of erythrocyte sedimentation rate(ESR);② negative urine culture for Mycobacterium tuberculosis;and ③ complete calcification of renal lesions and/or no evidence of tuberculous lesions at other sites. Stable disease was defined as no change in the size or extent of renal tuberculosis lesions. Progressive disease was defined as enlargement or increase in the number of tuberculous lesions or involvement of additional sites. Results:Among the 7 patients in Stage Ⅰa,follow-up imaging after treatment showed a mean renal pelvic separation of(0.44 ± 0.56)cm,which was significantly reduced compared with baseline( t = 3.909, P = 0.008). Five patients achieved cure,1 remained stable,and 1 showed disease progression and subsequently underwent nephroureterectomy,resulting in postoperative cure. In Stage Ⅰb,among 13 patients with hydronephrosis,post-treatment imaging showed a mean renal pelvic separation of(0.8 ± 0.75)cm,a statistically significant improvement from baseline( t = 5.633, P < 0.01). Six patients were cured,4 remained stable,and 3 experienced disease progression and underwent nephroureterectomy. Of the 4 patients with isolated renal tuberculosis,2 were controlled,and 2 progressed and underwent nephroureterectomy. In Stage Ⅱa,among 4 patients with tuberculous hydronephrosis,post-treatment renal pelvic separation was(1.20±0.98)cm,with no significant difference from baseline( t = -1.675, P = 0.193);these patients underwent nephroureterectomy 1-2 years later. The remaining 16 patients without hydronephrosis underwent nephroureterectomy and were cured. All 19 patients in Stage Ⅱb underwent nephroureterectomy;17 were cured,and 2 developed ipsilateral perirenal fluid collections 3 months postoperatively,which resolved spontaneously with the standard 6-month anti-tuberculosis regimen. Among 62 patients in Stage Ⅲa,60 underwent nephroureterectomy. Of these,54 were cured;1 developed a urinary tract infection within 2 weeks postoperatively;3 showed contralateral renal disease progression at 3 months;and 1 developed ipsilateral perirenal fluid at 3 months,which resolved spontaneously with standard anti-tuberculosis therapy. One patient developed solitary kidney failure 7 months postoperatively and underwent ureteral stent placement,with disease remaining stable thereafter. Two patients refused surgery and received only anti-tuberculosis therapy;during follow-up,1 patient experienced disease progression and died of disseminated tuberculosis after 1 year,while the other developed contralateral renal involvement at 3 months and received standard 6-month therapy,with disease remaining stable. Among 9 patients in Stage Ⅲb,8 underwent nephroureterectomy and were cured. One patient,with severe adhesions precluding surgery,received anti-tuberculosis therapy alone,and disease remained stable over a 2-year follow-up. Conclusions:The CT-based staging system for renal tuberculosis proposed in this study(three stages and six subtypes)effectively reflects the severity of renal lesions and clearly delineates the clinical characteristics and prognostic outcomes at each stage. Stage Ⅰ patients treated with anti-tuberculosis drugs combined with double-J stent placement demonstrated favorable outcomes and high renal preservation rates. In contrast,Stages Ⅱ and Ⅲ patients showed poor responses to anti-tuberculosis therapy combined with drainage,with a higher risk of disease progression and relatively worse prognosis,highlighting the recommendation for early nephroureterectomy of the affected kidney.

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