1.Effects of transdiagnostic preventive intervention on depressive and anxiety symptoms with resilience among junior high school students
JIAN Kewen, QI Mengdi, LUO Rui, WANG Huanlei, BAI Yunge, WANG Yun
Chinese Journal of School Health 2026;47(6):846-849
Objective:
To explore the effects of a classroom based transdiagnostic preventive intervention program for emotional disorders on depressive and anxiety symptoms, and resilience among junior high school students, so as to provide reference for promoting adolescent mental health.
Methods:
From October to December 2023, 72 students from a junior high school in Beijing were recruited as research subjects and divided into an intervention group ( n =36) and a control group ( n =36). The intervention group participated in 8 sessions (40 mins per session) of transdiagnostic prevention intervention course for emotional disorders; the control group students participated in research based learning lessons or class meetings. Patient Health Questionnaire-9 (PHQ-9), Generalized Anxiety Disorder-7 (GAD-7), and Resilience Scale-8 (RS-8) were used to evaluate junior high school students. The Wilcoxon signed rank test was used to compare the differences in depressive and anxiety symptoms, and resilience scores between the intervention group and the control group before and after the intervention. PROCESS macro was used to test the mediating effect.
Results:
There were no statistically significant differences in the scores of depressive and anxiety symptoms, and resilience before and after intervention in the intervention group ( Z =-1.07, 0.07, 1.43, all P >0.05). In the control group, the depressive symptoms score was higher after the intervention than before, and the resilience score was lower than before the intervention ( Z = 2.23 , -2.53, both P <0.05). After intervention, the depressive symptoms score in the intervention group was lower than that in the control group, and the resilience score in the intervention group was higher than that in the control group ( Z =-2.09, 3.33, both P < 0.05). The increase in the scores of resilience played a complete mediating role between the intervention and depressive symptoms, with the mediating effect value being -0.98 (95% CI =-2.47 to -0.11), accounting for 30.98% of the total effect.
Conclusion
Transdiagnostic preventive intervention program for emotional disorders based on classroom could prevent the deterioration of depressive symptom in junior high school students, and maintaining the level of resilience is an important factor for the intervention effect.
2.Design Strategies and Antitumor Applications of Zinc-based Nanomaterials for Achieving “Zinc Overload”
Rong WANG ; Lu ZHAO ; Yun-Feng BAI ; Feng FENG
Progress in Biochemistry and Biophysics 2026;53(7):1896-1913
“Zinc overload” has emerged as a promising strategy in tumor nanomedicine, wherein exogenous modulation of metal ion homeostasis selectively triggers cancer cell death. Among various bioactive ions, zinc (Zn2+) stands out due to its unique ability to simultaneously disrupt energy metabolism, damage mitochondria, degrade mutant p53, and activate antitumor immunity. Notably, tumor cells exhibit greater sensitivity to Zn2+ overload while normal cells maintain higher tolerance. This review systematically summarizes design strategies for achieving “zinc overload” using biodegradable zinc-based nanomaterials, focusing on two fundamental questions: how to specifically deliver Zn2+ to tumors (targeted delivery), and how to trigger controlled release at the tumor site (release strategies). Current challenges are critically analyzed and future perspectives are offered. For targeted delivery, the strategies are categorized into passive, active, and biomimetic approaches. Passive targeting relies on the enhanced permeability and retention (EPR) effect but suffers from poor enrichment efficiency and rapid clearance. Active targeting conjugates ligands (e.g., folic acid, hyaluronic acid) to recognize overexpressed receptors, significantly enhancing cellular uptake. It is emphasized that hyaluronic acid-modified ZIF-8 can co-deliver siRNA for GLUT1 silencing, achieving systematic energy exhaustion. Biomimetic delivery using cell membranes confers immune evasion, prolonged circulation, and homologous targeting, exhibiting the lowest off-target toxicity. This approach is considered to guide future nanocarrier design. For Zn2+ release, 4 mechanisms are discussed. Endogenous environment-responsive release exploits acidic pH to degrade materials like ZIF-8 or ZnO, causing mitochondrial dysfunction, reactive oxygen species (ROS) burst, and autophagic blockade. Incorporation of other ions (Ca2+, Mn2+, Ni2+) enables synergistic metabolic interference and immune activation. Exogenous responsive release using near-infrared light offers spatiotemporally precise activation. For example, a nanorobot combining black phosphorus with ZIF-8 accelerates Zn2+ release under dual acid and light stimuli. Ion exchange represents an elegant trigger: zinc complexes (e.g., Zn-carnosine) have higher affinity for Cu2+; competitive coordination releases Zn2+ while depleting Cu2+, dually inhibiting oxidative phosphorylation and glycolysis. This mechanism is proposed to hold promise for overcoming metabolic reprogramming. Finally, biological regulation—silencing the ZnT1 zinc transporter to block Zn2+ efflux—represents a paradigm shift from passive delivery to active homeostatic disruption. This “block and attack” strategy may prevent acquired resistance. The therapeutic consequences of zinc overload are multifaceted. Zn2+ causes lysosomal membrane permeabilization and impaired SNARE complex formation, blocking autophagic flux and inducing a distinct cell death termed “zincosis”. In mitochondria, Zn2+ inhibits glutathione reductase, causing oxidative stress and electron transport chain blockade. Meanwhile, Zn2+ suppresses glycolytic enzymes (GAPDH, LDHA), leading to ATP depletion and reversing drug resistance by downregulating P-glycoprotein. Moreover, zinc overload triggers immunogenic cell death, promoting dendritic cell maturation and CD8+ T cell infiltration. Combined with cGAS-STING activation, this reshapes the immunosuppressive tumor microenvironment and inhibits distant metastasis. These interconnected mechanisms endow zinc overload with a unique advantage over single-modality treatments. Despite remarkable preclinical efficacy, challenges remain: systemic toxicity from off-target release, potential zinc tolerance via metallothionein upregulation, and insufficient pharmacokinetic data. Future directions should prioritize: (1) intelligent stimuli-responsive materials; (2) combination with immune checkpoint inhibitors;(3) theragnostic integration; (4) deeper mechanistic studies; and (5) artificial intelligence-assisted screening. Zinc overload therapy is expected to become an indispensable component of integrated tumor treatment.
3.Expert consensus on orthodontic treatment of protrusive facial deformities.
Jie PAN ; Yun LU ; Anqi LIU ; Xuedong WANG ; Yu WANG ; Shiqiang GONG ; Bing FANG ; Hong HE ; Yuxing BAI ; Lin WANG ; Zuolin JIN ; Weiran LI ; Lili CHEN ; Min HU ; Jinlin SONG ; Yang CAO ; Jun WANG ; Jin FANG ; Jiejun SHI ; Yuxia HOU ; Xudong WANG ; Jing MAO ; Chenchen ZHOU ; Yan LIU ; Yuehua LIU
International Journal of Oral Science 2025;17(1):5-5
Protrusive facial deformities, characterized by the forward displacement of the teeth and/or jaws beyond the normal range, affect a considerable portion of the population. The manifestations and morphological mechanisms of protrusive facial deformities are complex and diverse, requiring orthodontists to possess a high level of theoretical knowledge and practical experience in the relevant orthodontic field. To further optimize the correction of protrusive facial deformities, this consensus proposes that the morphological mechanisms and diagnosis of protrusive facial deformities should be analyzed and judged from multiple dimensions and factors to accurately formulate treatment plans. It emphasizes the use of orthodontic strategies, including jaw growth modification, tooth extraction or non-extraction for anterior teeth retraction, and maxillofacial vertical control. These strategies aim to reduce anterior teeth and lip protrusion, increase chin prominence, harmonize nasolabial and chin-lip relationships, and improve the facial profile of patients with protrusive facial deformities. For severe skeletal protrusive facial deformities, orthodontic-orthognathic combined treatment may be suggested. This consensus summarizes the theoretical knowledge and clinical experience of numerous renowned oral experts nationwide, offering reference strategies for the correction of protrusive facial deformities.
Humans
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Orthodontics, Corrective/methods*
;
Consensus
;
Malocclusion/therapy*
;
Patient Care Planning
;
Cephalometry
4.Early curative effect of upper capsular reconstruction combined with biceps tendon transposition for the treatment of unrepairable rotator cuff tear by arthroscopy.
Xi-Hao WANG ; Zhi-Tao YANG ; Jun-Wen LIANG ; Bai-Rong ZHANG ; Tao LIU ; Jin JIANG ; Xiang-Dong YUN
China Journal of Orthopaedics and Traumatology 2025;38(3):238-244
OBJECTIVE:
To explore early curative effect of upper joint capsule reconstruction combined with biceps tendon transposition in treating irreparable rotator cuff tears.
METHODS:
From October 2019 to March 2021, 16 patients with irreparable rotator cuff tear were underwent arthroscopic autogenous semitendinosus tendon transplantation for upper articular capsule reconstruction combined with biceps tendon transposition, included 12 males and 4 females, aged from 53 to 72 years old with an average of (62.13±5.35) years old; 3 patients on the left side and 13 patients on the right side. All patients had preoperatively limited joint mobility, resting pain, and mobility pain, and had a history of failure to respond to conservative treatment for more than 8 months. The duration of preoperative symptoms ranged from 45 to 144 months with an average of (85.25±32.08) months. Visual analogue scale (VAS) of shoulder pain, University of California Los Angeles (UCLA) score, Constant-Murley score, active and passive motion of shoulder joint were compared before operation and 2 years after operation, complications were recorded.
RESULTS:
All 16 patients were followed up for 21 to 32 months with an average of (24.25±3.57) months. There were no complications such as incision infection, vascular and nerve injury, retear occurred. VAS, UCLA and Constant-Murley scores were improved from (5.75±1.18), (11.88±3.38) and (33.38±9.34) before operation to (1.13±0.89), (32.56±2.71), (89.06±6.25) at 2 years after operation (P<0.05). Anterior flexion, abduction, lateral external rotation and lateral internal rotation of shoulder joint were improved from (79.75±21.36) °, (62.06±10.49) °, (19.19±5.41) °, (3.04±0.21) °, respectively to (156.94±13.18) °, (116.19±12.59) °, (42.63±6.07) °, (8.16±0.64) ° at 2 years after operation. Anterior flexion, abduction, lateral lateral rotation and lateral internal rotation of shoulder joint were improved from (116.28±21.47) °, (107.12±9.67) °, (27.62±4.70) °, (4.21±0.41) °, respectively to (165.28±7.15) °, (153.34±4.69) °, (52.46±4.46) °, (9.68±0.68) ° at 2 years after operation, and the difference was statistically significant (P<0.05).
CONCLUSION
Arthroscopic autograft of semitendinosus tendon combined with transposition of biceps tendon could achieve satisfactory early clinical results in treating patients with irreparable rotator cuff tear, which is a reliable and effective surgical method.
Humans
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Male
;
Female
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Middle Aged
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Aged
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Arthroscopy/methods*
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Rotator Cuff Injuries/physiopathology*
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Plastic Surgery Procedures/methods*
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Range of Motion, Articular
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Shoulder Joint/surgery*
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Tendon Transfer
5.Xuebijing injection reduces COVID-19 patients' mortality as influenced by the neutrophil to lymphocyte platelet ratio.
Man LIAO ; Li-Ting ZHANG ; Li-Juan BAI ; Rui-Yun WANG ; Yun LIU ; Jing HAN ; Li-Hua LIU ; Ben-Ling QI
Journal of Integrative Medicine 2025;23(3):282-288
OBJECTIVE:
Xuebijing injection has been recommended as a therapeutic approach for individuals with severe and critical COVID-19. This study aims to explore the correlation of neutrophil to lymphocyte platelet ratio (NLPR) with the severity and prognosis of COVID-19, and the effect of XBJ on the prognosis of patients with COVID-19 in different inflammatory states.
METHODS:
This was a retrospective study conducted at Wuhan Union Hospital in China. COVID-19 patients admitted between November 1, 2022 and February 1, 2023 were included. In predicting prognosis for individuals with COVID-19, new inflammatory indicators were used, and their prognostic value was assessed by using Cox regression models and receiver operating characteristic curves. Furthermore, a calculation was made to determine the cutoff value for NLPR. Relative risk and Cox regression models were used to examine the effects of Xuebijing injection on prognosis in patient cohorts that had been stratified by the NLPR cutoff.
RESULTS:
This research included 455 participants with COVID-19, with a mean age of 72 years. Several inflammatory indicators were found to be strongly correlated with prognosis, and NLPR shows the greatest predictive power. Patients with NLPR > 3.29 exhibited a mortality rate of 17.3%, which was 6.2 times higher than in patients with NLPR ≤ 3.29. Importantly, providing Xuebijing injection to patients with NLPR > 3.29 was associated with a lower risk of 60-day all-cause mortality. However, there was no discernible improvement in survival among patients with NLPR ≤ 3.29 who received Xuebijing injection.
CONCLUSION
NLPR is the most reliable inflammatory marker for predicting prognosis among individuals with COVID-19, and can accurately identify individuals who may benefit from Xuebijing injection. Please cite this article as: Liao M, Zhang LT, Bai LJ, Wang RY, Liu Y, Han J, Liu LH, Qi BL. Xuebijing injection reduces COVID-19 patients mortality as influenced by the neutrophil to lymphocyte platelet ratio. J Integr Med. 2025; 23(3): 282-288.
Humans
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Drugs, Chinese Herbal/administration & dosage*
;
Male
;
Female
;
Retrospective Studies
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Aged
;
Neutrophils
;
COVID-19 Drug Treatment
;
COVID-19/blood*
;
Middle Aged
;
Prognosis
;
Lymphocytes
;
Blood Platelets
;
Platelet Count
;
SARS-CoV-2
;
Aged, 80 and over
;
Adult
6.Multi-center clinical study on the efficacy and safety of combined lienal polypeptide injection therapy in children with Mycoplasma pneumoniae pneumonia
Qi CHENG ; Yunxiao SHANG ; Han ZHANG ; Jiujun LI ; Ning CHEN ; Lishen SHAN ; Nan YANG ; Lihua NING ; Xuemei BAI ; Jianhua LIU ; Yuling HAN ; Jichun WANG ; Jing LI ; Yong FENG ; Liyun LIU ; Li CHEN ; Si LIU ; Qinzhen ZHANG ; Jia ZHENG ; Fengchao LI ; Sukun LU ; Yun ZHANG ; Xiaoyi CHAI
International Journal of Pediatrics 2025;52(3):204-210
Objective:To observe the efficacy and safety of combined lienal polypeptide injection therapy in the treatment of Mycoplasma pneumoniae pneumonia(MPP)in children aged 3 to 14 years old in multiple clinical centers.Methods:A randomized,controlled,multi-center clinical study design was adopted.A total of 240 hospitalized children aged 3 to 14 years old with MPP from 7 hospitals from September 1,2023 to January 31,2024 were included.According to the severity of pneumonia,they were divided into the mild MPP group with 80 cases and the severe MPP/refractory MPP(SMPP/RMPP)group with 160 cases,and then randomly divided into the control group and the experimental group at a ratio of 1 ∶1,using the random number table method.After screening,subjects entered a treatment period of 5 to 7 days.The control group was treated with azithromycin,while the experimental group was treated with azithromycin plus lienal polypeptide injection .The recovery of lung CT,length of hospital stay,duration of fever,cough score,whether mild cases developed into severe or refractory cases,duration of hormone use,use of intravenous immunoglobulin(IVIG),bronchoscopy treatment,and immune function were observed between the two groups to evaluate the efficacy of lienal polypeptide injection.Adverse events after medication,vital signs,blood routine,urine routine,liver function,myocardial enzymes,renal function,and electrocardiogram were observed to evaluate the safety. Results:A total of 231 subjects have completed the trial in the 7 hospitals,including 118 cases in the experimental group and 113 cases in the control group.Main observation index:the rate of lung CT aggravation in the experimental group was lower than that in the control group(2.6% vs 15.3%, P<0.01),and the difference was statistically significant.Secondary indexes:there were no statistically significant differences in the length of hospital stay,duration of fever,cough score,duration of hormone use,whether IVIG treatment was used,the number of bronchoscopy treatment cases,and immunoglobulin between the two groups(all P>0.05).However,the rate of cases of plastic bronchitis(PB)found under bronchoscopy in the experimental group was lower than that in the control group(0 vs 18.8%, P=0.03),and the difference was statistically significant.Among the mild MPP(72 cases),there were no statistically significant differences in the length of hospital stay,duration of fever,cough score,duration of hormone use,whether IVIG treatment was used,the number of bronchoscopy treatment cases,and the improvement rate of lung CT between the two groups(all P>0.05).However,compared with the control group,the rate of cases developing into SMPP/RMPP in the experimental group was less(24.3% vs 48.6%, P=0.03),and the difference in IgG before and after treatment was small[0.53(-0.04,1.18)g/L vs 1.33(0.48,2.25)g/L, P=0.01].Among the SMPP/RMPP cases(159 cases),the rate of cases of PB found under bronchoscopy in the experimental group was less than that in the control group(0 vs 20%, P=0.04),and the rate of cases with aggravated lung CT in the experimental group was less than that in the control group(1.3% vs 19.5%, P<0.01),and the improvement rate of lung CT in the experimental group was higher than that in the control group(88.8% vs 75.3%, P=0.03),with statistically significant differences.There were no statistically significant differences in the length of hospital stay,duration of fever,cough score,duration of hormone use,whether IVIG treatment was used,the number of bronchoscopy treatment cases,and immunoglobulin between the two groups(all P>0.05).Two cases in the experimental group developed rashes,which improved after the drug was discontinued.There were no serious adverse reactions such as abnormal vital signs like dyspnea and cyanosis due to the use of lienal polypeptide injection.There were no obvious changes in blood routine,liver function,myocardial enzymes,renal function,electrocardiogram,and urine routine values before and after medication compared with the baseline. Conclusion:The combined use of lienal polypeptide injection in the treatment of MPP in children can reduce the probability of the transformation from mild cases to SMPP/RMPP,reduce the rate of aggravation of the image findings,promote the absorption of lung inflammation,reduce the rate of PB found under bronchoscopy,and has good safety.
7.Clinical efficacy of scrotal local flap combined with thick split-thickness skin grafting in the treatment of penoscrotal Paget’s disease
Yun BAI ; Xiaojing LI ; Xinyi LI ; Wende YAO ; Banghe WANG
Chinese Journal of Plastic Surgery 2025;41(7):719-725
Objective:To investigate the clinical outcomes of scrotal local flap combined with thick split-thickness skin grafting in the treatment of penoscrotal Paget’s disease.Methods:The clinical data of patients with penoscrotal Paget’s disease admitted to the Department of Plastic Surgery, the First Affiliated Hospital of Anhui Medical University, were retrospectively analyzed. For the defect wounds remaining after extended resection of penile and scrotal lesions, scrotal local flap combined with thick split-thickness skin grafting was used for repair. The central part of the scrotal local flap was fenestrated (for penile passage) to cover the wounds of the penile root and perineum, and thick split-thickness skin grafts harvested from the thigh were used to resurface penile defects. The thigh donor sites were managed with direct pressure dressing. Postoperatively, the flap vascularity, incision healing, and skin graft survival were observed. The appearance of the penis, scrotum, and perineum, as well as penile erectile function, were followed up, and patients’ satisfaction with the surgical results was investigated.Results:A total of 15 male patients, aged 55-81 years, were included. The clinical manifestations included erythema and papules on the local skin of the penis and scrotum, with partial ulceration or exudation and obvious pruritus. The lesions involved the lower segment of the penis and the upper skin of the scrotum. After extended resection of the lesions, the perineal defect area ranged from 6.0 cm×7.5 cm to 15.0 cm×10.0 cm, and the penile wound area ranged from 4.0 cm×7.0 cm to 9.0 cm×9.0 cm. The area of the scrotal skin flap was approximately 6.0 cm×7.5 cm to 12.0 cm×8.0 cm, and the area of the transplanted skin graft was about 5.0 cm×7.0 cm to 8.0 cm×9.0 cm. Postoperatively, all flaps demonstrated good perfusion, and all skin grafts survived. Primary healing occurred in 12 cases, while 3 cases had mild distal flap dehiscence due to early ambulation, which healed by secondary intention after dressing changes. The thigh donor sites healed primarily. During the 12-36 months follow-up, the perineal appearance was good, no obvious contracture was observed in the penile skin grafts, urination was normal, and penile erectile function was not affected. No recurrence of the lesions was found during the follow-up period. There was mild pigmentation or uneven texture in the thigh donor sites, and no obvious scar hyperplasia. All patients were satisfied with the surgical outcomes.Conclusion:Scrotal local flap combined with thick split-thickness skin grafting can effectively repair the composite defect wounds of the penis and scrotum after lesion resection in penoscrotal Paget’s disease. The postoperative scar at the incision is inconspicuous, with no obvious displacement of the penis and scrotum and no impact on penile erectile function, leading to high patient satisfaction.
8.Biparametric MRI-based peritumoral radiomics for preoperative prediction of extracapsular extension in prostate cancer
Honghao XU ; Qicong DU ; Yuanhao MA ; Xueyi NING ; Baichuan LIU ; Xu BAI ; Di CHEN ; Yun ZHANG ; Zhe DONG ; Chuang JIA ; Xiaojing ZHANG ; Xiaohui DING ; Baojun WANG ; Aitao GUO ; Jian XUE ; Xuetao MU ; Huiyi YE ; Haiyi WANG
Chinese Journal of Radiology 2025;59(9):1055-1062
Objective:To investigate the value of biparametric-MRI (bpMRI) based peritumoral radiomics for preoperative prediction of extraprostatic extension (EPE) in prostate cancer (PCa).Methods:In this cross-sectional study, consecutive bpMRI of patients undergoing prostatectomy for PCa were retrospectively collected from the First Medical Center (center 1) and the Third Medical Center (center 2) of Chinese PLA General Hospital. A total of 274 patients were finally enrolled. Patients at center 1 from January 2020 to December 2022 were randomly divided into a training set (149 cases) and an internal validation set (63 cases) by stratified random sampling. Patients at center 2 from January 2023 to March 2024 were assigned to the external test set (62 cases). Patients were categorized into EPE-positive group and EPE-negative group according to pathological assessment postoperatively. In the training set, there were 49 cases in EPE-positive group and 100 cases in EPE-negative group. In the internal validation set, there were 26 cases in EPE-positive group and 37 cases in EPE-negative group. In the external test set, there were 22 cases in EPE-positive group and 40 cases in EPE-negative group. Axial T 2WI and apparent diffusion coefficient (ADC) images were manually annotated to obtain index lesion regions of interest (ROIs), with the peritumoral ROIs subsequently delineated by semi-automatic segmentation technique. Radiomics features were extracted from intra-tumoral, peri-tumoral, and intra-tumoral plus peri-tumoral ROIs. The training set data was employed to select and optimize features to build the radiomics models. The logistic regression analysis was used to develop radiomics, clinical, and integrated models. The predictive performance was assessed by the area under the receiver operating characteristic curve (AUC) in the external test set, and compared by the DeLong test. The sensitivity and specificity were compared by the exact McNemar test. Results:In the external test set, the peri-tumoral radiomics model based on bpMRI showed the highest performance in evaluating EPE, with an AUC of 0.739 (95% CI 0.611-0.842), which was identified as the optimal radiomics model. EPE grade ( OR=6.151, 95% CI 3.371-11.226, P<0.001) was incorporated into the clinical model, with an AUC of 0.780 (95% CI 0.657-0.875) in the external test set. The integrated model had an AUC of 0.817 (95% CI 0.698-0.904) in the external test set. There was no statistically significant difference in comparisons of AUCs among the three models (all P>0.05). The sensitivity of the integrated model (68.2%) showed no significant difference from those of the clinical model and the optimal radiomics model (77.3% and 86.4%, respectively; P=0.500 and P=0.289). However, the specificity of the integrated model (85.0%) was significantly higher than those of the clinical model (67.5%, P=0.016) and the optimal radiomics model (50.0%, P<0.001). Conclusion:A bpMRI-based peritumoral radiomics integrating clinical model demonstrates high performance for preoperative prediction of EPE in PCa.
9.The value of MRI three-dimensional fat suppression fast spoiled gradient echo sequence in preoperative evaluation of children with congenital radial polydactyly
Jie LI ; Yingyu JIA ; Quan YUN ; Deming BAI ; Qianqian WANG ; Shuming XU ; Huimiao SUN ; Jiangtao LONG
Chinese Journal of Plastic Surgery 2025;41(11):1143-1151
Objective:To explore the clinical value of the three-dimensional fat suppression fast spoiled gradient echo (3D-FS-FSPGR) MRI sequence in the preoperative evaluation of congenital radial polydactyly.Methods:The data of children with congenital radial polydactyly who underwent surgical treatment in the Department of Orthopedics at Shanxi Children’s Hospital from May 2021 to April 2022 were retrospectively analyzed. Preoperative X-ray examinations and MRI 3D-FS-FSPGR sequence scans were performed on the children. Radiologists first described the morphological characteristics of the articular cartilage, and then orthopedic surgeons performed the Wassel classification based on the X-ray and MRI imaging result, focusing on the bifurcation level, morphology, and articular surface of the phalangeal and metacarpal cartilage. The corresponding surgical method was selected according to the Wassel classification, and intraoperative incision exploration was used as the gold standard. Six months after surgery, the surgical outcome was evaluated using the modified Tada scoring system [with a total score of 0-7, and classified as excellent: >5 points, good: 3-5 points, and poor: <3 points; the excellent and good rate = (excellent + good) cases/total number of cases × 100%]. The appearance, function and recurrence of the operated finger were evaluated 1 year after surgery. Descriptive statistics were performed using SPSS 26.0 software, and the Kappa coefficient was used to evaluate the consistency of the Wassel classification result between radiographs, MRI 3D-FS-FSPGR sequences and intraoperative exploration respectively.Results:A total of 45 children (55 fingers) with congenital radial polydactyly were enrolled, including 25 males and 20 females, aged 5 to 60 months, with the median age of 9 months. Unilateral findings were seen in 35 cases and bilateral findings in 10 cases. MRI 3D-FS-FSPGR imaging sequences clearly demonstrated the level of cartilage bifurcation and bone tissue growth and development, which were consistent with intraoperative exploration findings. The accuracy of the MRI 3D-FS-FSPGR Wassel classification was 100% (55/55), and the accuracy of the X-ray Wassel classification was 81.8% (45/55). Disagreements were found in the classifications of five fingers: three with X-ray classifications of Wassel type Ⅳ but actually classified as type Ⅲ, and two with X-ray classifications of Wassel type Ⅳ but actually classified as type Ⅴ. The Kappa coefficients were all >0.85. All patients were followed up for 1 year. The modified Tada score showed excellent in 41 fingers, good in 6 fingers, and poor in 8 fingers, for an excellent and good rate of 85.5% (47/55). At final follow-up, the reconstructed thumbs showed significant improvement in appearance, with normal bone axis restoration, no deviation of the digits, and normal nail appearance. There was no significant scarring or contracture. Functions of thumb flexion, extension, grasping, and opposition were good. There was no postoperative deformity or recurrence.Conclusion:MRI 3D-FS-FSPGR sequences can accurately classify congenital radial polydactyly preoperatively, optimize the surgical incision and osteotomy alignment, and achieve excellent surgical outcomes.
10.Retrospective clinical analysis of eculizumab treatment for hematopoietic stem cell transplantation-associated thrombotic microangiopathy: a report of 11 cases
Xueyi LUO ; Rui MA ; Huifang WANG ; Lu BAI ; Yun HE ; Yuanyuan ZHANG ; Tingting HAN ; Daoxing DENG ; Yuhong CHEN ; Wei HAN ; Xiaohui ZHANG ; Lanping XU ; Yu WANG ; Xiaojun HUANG ; Yuqian SUN
Chinese Journal of Hematology 2025;46(5):431-436
Objective:To evaluate the efficacy of eculizumab in treating hematopoietic stem cell transplantation-associated thrombotic microangiopathy (TA-TMA) .Methods:This retrospective study included 11 patients who developed TA-TMA after allogeneic hematopoietic stem cell transplantation and subsequently received eculizumab treatment at Peking University People′s Hospital between June 2018 and May 2024. The incidence of TA-TMA, treatment details, and clinical outcomes were analyzed.Results:Among the 11 included patients [4 males, 7 females; median age: 29 years (range: 9-56) ], underlying diseases were severe aplastic anemia (SAA) in 5 patients, acute lymphoblastic leukemia (ALL) in 3 patients, and acute myeloid leukemia (AML) in 3 patients. The median time to TA-TMA diagnosis was 48 days post-transplantation (range: 4-213 days), and all patients met the diagnostic criteria for high-risk TA-TMA. The median interval from TA-TMA diagnosis to the initiation of eculizumab treatment was 12 days (range: 1-56 days). Patients received a median of 3 doses of eculizumab (range: 1-14). Ten of the 11 patients were assessed as having no response (NR) to eculizumab at the end of treatment or at death. One patient achieved a partial response (PR) but subsequently died after TA-TMA relapsed due to infection. At the last follow-up, all patients were either lost to follow-up or had died. The median follow-up duration was 88 days (range: 33-326 days), and the median time from TA-TMA diagnosis to the last follow-up was 31 days (range: 21-113 days) .Conclusion:Eculizumab demonstrated poor efficacy in this TA-TMA cohort. This might be attributable to the critical and complex condition of the patients, delayed initiation of eculizumab treatment, and insufficient dosage.


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