1.Current Status and Reflections on Key Technologies and Methods for Clinical Research Design and Evaluation of Traditional Chinese Medicine in Spleen and Stomach Diseases
Fang LU ; Ping WANG ; Liqun BIAN ; Lin LYU ; Mengli XIAO ; Tai ZHANG ; Xudong TANG
Journal of Traditional Chinese Medicine 2026;67(5):498-503
Clinical trials represent a pivotal stage in the development of pharmaceutical drugs. Nevertheless, given the unique characteristics of traditional Chinese medicine (TCM) and the diagnostic and treatment principle of syndrome differentiation and treatment in TCM, the clinical evaluation techniques and methods that can comprehensively reflect the characteristics of TCM and are tailored to its specificities are still in need of refinement and innovation. This paper systematically summarizes the key techniques and methods for designing and evaluating the clinical research on the treatment of the spleen and stomach diseases with TCM from three aspects including clinical research design, evaluation, and platform construction, compares domestic and international research landscapes, and proposes for future directions. It is suggested that a multidimensional evaluation system integrating modern medicine and TCM theory should be established, and further innovation is needed in TCM research design and methodologies, leveraging intelligent devices and technologies powered by next-generation information technology to transform clinical data into high-quality TCM evidence. Moreover, standardized and shared platforms for TCM clinical data should be accelerated, so as to provide references for the design, implementation, and evaluation of future clinical research on the treatment of the spleen and stomach diseases with TCM.
2.Diagnostic and prognostic value of differential expression of Cyclin D1 and p53 in eyelid tumors
Minli MA ; Jingjing ZHANG ; Ying LIU ; Hongyan SONG ; Fang LIN ; Qi MA
International Eye Science 2026;26(3):511-517
AIM: To investigate the diagnostic and prognostic value of differential expression of Cyclin D1 and p53 in eyelid tumors.METHODS: This retrospective study enrolled patients who underwent surgical resection for eyelid tumors at our hospital between March 2018 and March 2023. Participants were categorized into benign and malignant groups based on tumor characteristics. Clinical data were collected. Genetic data for eyelid tumors were obtained from the GEO database, and differential gene analysis, including volcano plot visualization and KEGG pathway enrichment analysis, was performed using the Sangerbox 3.0 platform. Immunohistochemistry was used to detect the expression levels of Cyclin D1, p53, and BAX in tissue samples. Correlations with clinical features were analyzed using Spearman analysis, and prognostic factors were identified via Logistic regression analysis.RESULTS: This study included 69 patients with eyelid tumors(78 eyes), categorized into a benign group(37 patients, 41 eyes)and a malignant group(32 patients, 37 eyes)based on tumor characteristics. There were significant differences between the two groups in histological subtype, TNM staging, vascular invasion, differentiation status, and local infiltration(all P<0.05). Among benign tumors: pigmented nevi in 11 eyes(27%), hemangiomas in 9 eyes(22%), squamous cell papillomas in 5 eyes(12%), epidermoid cysts in 5 eyes(12%), seborrheic keratoses in 4 eyes(10%), neurofibromas in 3 eyes(7%), and both calcifying epithelioma and xanthelasma in 2 eyes each(5%); among malignant tumors: basal cell carcinoma in 18 eyes(49%), meibomian gland carcinoma in 8 eyes(22%), squamous cell carcinoma in 5 eyes(14%), sebaceous gland carcinoma in 4 eyes(11%), lymphoma and malignant melanoma each in 1 eye(3%). At the follow-up cutoff date of March 2025, the 2-year survival rate in the benign group(95%)was significantly higher than that in the malignant group(78%; P<0.05). Bioinformatics analysis identified 4 103 differentially expressed genes, including Cyclin D1, p53, and BAX, which were predominantly involved in pathways such as the p53 signaling pathway and calcium-related signaling. Spearman analysis revealed that local invasion(rs=0.71, P<0.05)and TNM stage(rs=0.73, P<0.05)correlated with Cyclin D1 expression; local invasion(rs=0.76, P<0.05)and histological subtype(rs=0.65, P<0.05)correlated with p53 expression. Logistic regression results indicated that Cyclin D1, p53, TNM staging, and local invasion were prognostic risk factors. ROC curve analysis demonstrated that the combined detection of these four indicators had the highest predictive value for prognosis(AUC=0.83).CONCLUSION: High expression of cyclin D1 and p53 serves as molecular markers for distinguishing benign from malignant eyelid tumors and assessing prognosis. Combined detection of these markers with TNM staging and local invasion demonstrates high predictive value for prognosis.
3.Influencing factors for calcium salt deposition in patients with alveolar echinococcosis
Zitong XIONG ; Zhiyi LIN ; Yanxin HUANG ; Fuzhong FANG ; Zhengzhan WU ; Zirui XIN ; Chunxia HU ; Jiayu ZHOU ; Yuan YAO ; Hongwei ZHANG
Journal of Clinical Hepatology 2026;42(2):372-379
ObjectiveTo investigate the imaging features of calcium salt deposition and serological markers in patients with alveolar echinococcosis through a retrospective analysis, as well as independent risk factors for the degree of calcium salt deposition in lesions, and to provide a basis for assessing disease process. MethodsA retrospective analysis was performed for the imaging and clinical data of 107 patients with alveolar echinococcosis who were admitted to The First Affiliated Hospital of Shihezi University from December 2023 to June 2025, and according to the volume of calcium salt deposition, they were divided into non-deposition group with 16 patients, mild deposition group with 52 patients, moderate deposition group with 16 patients, and severe deposition group with 23 patients. A one-way analysis of variance or the Kruskal-Wallis H test was used for comparison of continuous data between groups, and the χ2 test or Fisher’s exact test was used for comparison of categorical data between groups. The four groups were further combined into the low deposition group (no/mild deposition) and the high deposition group (moderate/severe deposition). A binary logistic regression analysis was used to investigate the independent influencing factors for calcium salt deposition, and a predictive model was established. The receiver operating characteristic (ROC) curve was used to assess the predictive performance of the model, and the Bootstrap method was used for internal validation. ResultsThere were significant differences between the four groups in sex distribution, involvement of other sites, white blood cell count, lymphocyte percentage, fibrinogen, uric acid, sodium ion, chloride ion, and calcium ion (all P<0.05). The univariate analysis showed that there were significant differences between the four groups in sex, involvement of other sites, white blood cell count, lymphocyte percentage, fibrinogen, alanine aminotransferase, albumin, creatinine, uric acid, sodium ion, chloride ion, and calcium ion (all P<0.1). The multi-collinearity diagnosis showed that the VIF values for all continuous variables ranged from 1.104 to 1.760, suggesting that collinearity did not affect modeling. An ordinal logistic regression model was established based on sex, involvement of other sites, calcium ion, lymphocyte percentage, and uric acid. The multivariate analysis showed that lymphocyte percentage (odds ratio [OR]=1.106, 95% confidence interval [CI]: 1.041 — 1.174, P=0.001) and blood calcium level (OR=0.005, 95%CI: 0.000 —0.230, P=0.007) were independent influencing factors for the degree of calcium salt deposition. The regression equation was established as Logit(P)=8.231 + 0.100 × lymphocyte percentage -5.344 × calcium ion. The ROC curve analysis showed that the model had an area under the ROC curve of 0.716, with a Youden index of 0.353, a sensitivity of 1.000, and a specificity of 0.353. The Hosmer-Lemeshow test showed that the model had poor calibration (χ2=20.688, P=0.008). The Bootstrap method with 1000 repeated samples showed that the estimated values of lymphocyte percentage (OR=1.106, 95%CI: 1.049 — 1.186, P=0.002) and calcium ion (OR=0.005, 95%CI: 0.000 — 0.214, P=0.010) were consistent with the original model, and the confidence intervals did not include 1, which further supported the reliability of the model. ConclusionBoth lymphocyte percentage and blood calcium level are independent influencing factors for calcium salt deposition in alveolar echinococcosis, and the degree of calcium salt deposition in alveolar echinococcosis lesions increases with the reduction in blood calcium level and the increase in lymphocyte percentage.
4.Analysis of the Burden of Acute Lymphoid Leukemia in China and Globally from 1990 to 2021
Derong LIN ; Jingya FANG ; Yue LI ; Xiaohua XIE ; Xiaolin YE ; Xiaowen ZHANG ; Jiexuan LI ; Aiguo XUE
Medical Journal of Peking Union Medical College Hospital 2026;17(2):463-475
To analyze the disease burden of acute lymphoid leukemia(ALL) and its changing trends in China and globally from 1990 to 2021, aiming to provide a theoretical basis for disease prevention, treatment, and policy formulation. Data on the incidence, prevalence, mortality, and disability adjusted life years(DALYs) of ALL in China and globally from 1990 to 2021 were extracted from the Global Burden of Disease(GBD) 2021 database. The Joinpoint regression model was used to calculate the average annual percentage change(AAPC) to assess the trends in disease burden. Decomposition analysis was employed to identify and quantify the contributions of different factors to the changes in ALL disease burden. The population attributable fraction(PAF) was used to compare the risk factors for ALL in China and globally in 1990 and 2021. Stratified by the sociodemographic index(SDI), the locally estimated scatterplot smoothing(LOESS) method was used to assess the association between age-standardized incidence rate(ASIR), age-standardized mortality rate(ASMR), and SDI. The incidence-mortality ratio(IMR) was calculated to evaluate the diagnostic level and current treatment status of ALL. From 1990 to 2021, ASIR of ALL in the Chinese population increased from 3.385/100 000 to 3.637/100 000(AAPC: 0.005), the age-standardized prevalence rate(ASPR) increased from 6.596/100 000 to 22.022/100 000(AAPC: 0.478), the ASMR decreased from 3.051/100 000 to 1.357/100 000(AAPC: -0.056), and the age-standardized DALYs rate(ASDR) decreased from 195.792/100 000 to 74.063/100 000(AAPC: -3.996). Globally, the corresponding figures were: ASIR decreased from 1.789/100 000 to 1.371/100 000(AAPC: -0.014), ASPR increased from 4.122/100 000 to 5.425/100 000(AAPC: 0.039), ASMR decreased from 1.551/100 000 to 0.898/100 000(AAPC: -0.021), and ASDR decreased from 94.894/100 000 to 48.858/100 000(AAPC: -1.494). During this period, the aforementioned disease burden indicators were generally higher in males than in females, both in China and globally.In 2021, the peak incidence of ALL in China and globally was primarily concentrated in the 0-19 years age group, with the highest rate observed in those under 5 years of age. The burden of prevalence and DALYs was also mainly concentrated in this age group. Regarding mortality, the death burden in China was predominantly observed in the older adult age group, particularly among those aged ≥60 years. Globally, the mortality burden was highest in the under-5 age group, while remaining at a relatively high level in the older adult population. SDI correlation analysis based on data from 204 countries/regions globally from 1990 to 2021 showed that ASIR gradually increased with increasing SDI, whereas ASMR showed an initial increase followed by a decreasing trend. The ASIR and ASMR for the overall Chinese population and by sex were higher than expected. PAF results indicated that smoking and high body mass index were the main attributable risk factors for ALL mortality and DALYs burden, with their contribution consistently increasing. Decomposition analysis revealed that population growth and epidemiological changes were the primary drivers behind the changes in ALL incidence and mortality burden. Compared with 1990, the IMR for ALL in both China and globally increased in 2021. Over the past three decades, the ASMR and ASDR for ALL in China and globally have generally declined. During the same period, the ASIR and ASPR for ALL increased in China, while globally, the ASIR decreased and the ASPR increased. However, the disease burden of ALL remains high in males, children, and the older adult population. Differentiated prevention and control measures should be implemented in accordance with changes in SDI. The findings highlight the importance of strengthening prevention and early diagnosis, and suggest the need for targeted screening and treatment strategies for different age and sex groups. Concurrently, attention should be paid to the role of weight management and tobacco control in comprehensive prevention and control efforts to further reduce the disease burden of ALL.
5.Mechanistic Insights into The Role of LEPROTs and COPI Retrograde Transport in Regulating Golgi Morphology
Jing-Hu GAO ; Lin-Yue ZHAO ; Yu-Lu ZHANG ; Yan-Fang WU ; Bing YAN
Progress in Biochemistry and Biophysics 2026;53(6):1746-1757
ObjectiveThe Golgi apparatus serves as a central hub in the eukaryotic secretory pathway, responsible for the processing, sorting, and trafficking of proteins and lipids. In mammalian cells, the Golgi typically forms a perinuclear ribbon-like structure composed of laterally connected cisternae stacks.The maintenance of Golgi ribbon structure depends on the balance of membrane flux across multiple intracellular trafficking pathways, yet the specific contributions of distinct trafficking branches to Golgi macroscopic morphology remain elusive. In mammalian cells, the Golgi ribbon is typically organized as a perinuclear, laterally connected structure composed of stacked cisternae, and its integrity is highly dynamic and sensitive to perturbations in membrane trafficking. This study aims to elucidate the role of coat protein complex I (COPI)-mediated retrograde transport in maintaining the Golgi ribbon and to dissect the functional relationship between the transmembrane cargo receptors LEPROT/LEPROTL1 (LEPROTs) and the COPI adaptor GOLPH3. MethodsUsing siRNA interference and gene-deficient cell lines, we selectively perturbed COPI- or adaptor protein complex 1 (AP-1)-mediated trafficking pathways in HeLa cells. To quantitatively evaluate Golgi morphology, we employed a “Golgi Angle”-based measurement to assess its circumferential distribution around the nucleus. The spatial distribution of the Golgi ribbon was quantitatively analyzed using confocal microscopy, while Golgi ultrastructure and vesicle density were examined via transmission electron microscopy. Additionally, the subcellular distribution of COPI components was assessed by immunofluorescence co-localization. ResultsSelective inhibition of COPI retrograde transport significantly induced the circumferential extension of the Golgi ribbon around the nucleus, whereas blocking AP-1-mediated anterograde transport resulted in Golgi compaction, indicating opposing roles. These results suggest that different trafficking branches downstream of ARF1 exert distinct and even antagonistic effects on Golgi morphology. LEPROTs-deficient cells exhibited a Golgi extension phenotype highly consistent with COPI impairment. Furthermore, knockdown of GOLPH3 in a LEPROTs double-knockout background produced a significant additive effect on Golgi extension, suggesting that LEPROTs and GOLPH3 play non-redundant roles in regulating COPI-related trafficking processes. Mechanistically, loss of either LEPROTs or GOLPH3 led to the aberrant accumulation of COPI components at endoplasmic reticulum exit sites, accompanied by a reduction in COPI-like vesicles around the Golgi. This redistribution indicates a defect in COPI recycling between the ER-Golgi interface and the Golgi apparatus. Ultrastructural analysis revealed that Golgi cisternae in defective cells became shorter and thicker while maintaining a stable number of stacks. In parallel, the density of Golgi-associated vesicles was markedly decreased, further supporting an impairment in COPI vesicle formation or budding processes. ConclusionThis study demonstrates that active COPI retrograde transport is a critical factor in restricting the over-connection of the Golgi ribbon and maintaining its compactness. Rather than causing fragmentation, partial disruption of COPI function leads to a distinct morphological outcome characterized by Golgi ribbon extension at the light microscopy level and cisternal remodeling at the ultrastructural level. LEPROTs and GOLPH3 cooperatively promote the recycling and vesiculation of COPI components, thereby imposing a structural constraint on the Golgi periphery. Our findings support a model in which multiple adaptor proteins act in parallel to sustain efficient COPI cycling, thereby maintaining Golgi structural homeostasis. These findings provide new cell biological evidence for the membrane trafficking basis of Golgi morphological homeostasis.
6.Analysis of Clinical Characteristics and Risk Factors for Bone Lesions in Patients with Multiple Myeloma
Chen-Yang LI ; Qi-Ke ZHANG ; Xiao-Fang WEI ; You-Fan FENG ; Yuan FU ; Qiao-Lin CHEN ; Wen-Jie ZHANG ; Yuan-Yuan ZHANG ; Shao-Hua ZHANG ; Shang-Yi ZHANG ; Jie LIU
Journal of Experimental Hematology 2025;33(6):1635-1639
Objective:To investigate the clinical characteristics of patients with multiple myeloma(MM)complicated by bone lesions and the risk factors associated with bone lesions.Methods:The clinical data of 294 newly diagnosed MM patients in Gansu Provincial Hospital from January 2017 to June 2021 were retrospectively analyzed.The patients were divided into the bone lesion group(154 cases)and the non-bone lesions group(140 cases)based on the presence of absence of bone lesions at diagnosis.The general data and laboratory parameters were compared between the two groups.The risk factors for bone lesions in MM patients were analyzed by logistic regression analysis,and the characteristic(ROC)curves were plotted to assess the predictive value of each risk factor for the occurrence of bone lesions in MM patients.Results:Compared to the non-bone lesion group,the bone lesion group had significantly higher serum calcium levels and significantly greater proportions of patients with Durie-Salmon(DS)stage Ⅲ,and bone pain(all P<0.05).Logistic regression analysis showed that elevated serum calcium(OR=5.135,95%CI:1.931-13.653,P=0.001),DS stage Ⅲ(OR=1.841,95%CI:1.019-3.328,P=0.043),and bone pain(OR=8.208,95%CI:4.761-14.151,P<0.001)were independent risk factors for bone lesions in MM patients.ROC curve analysis showed that serum calcium(AUC=0.619,95%CI:0.555-0.683,P<0.001)and bone pain(AUC=0.743,95%CI:0.692-0.793,P<0.001)had predictive value for bone lesions in MM patients.Conclusion:MM patients have a high incidence of bone lesions,and active monitoring and management of risk factors may improve treatment outcomes and prognosis.
7.Clinical characteristics analysis of frailty in elderly patients with chronic obstructive pulmonary disease
Jing LI ; Qing SONG ; Cong LIU ; Ling LIN ; Ping ZHANG ; Yuqing ZENG ; Xin LI ; Fang PEI ; Ping CHEN ; Tao LI
Journal of Chinese Physician 2025;27(6):815-820
Objective:To analyze the clinical characteristics of frailty in elderly patients with chronic obstructive pulmonary disease (COPD).Methods:COPD patients aged ≥65 years registered in the RealDTC study from June 2023 to March 2024 were included. Demographic data, history of exacerbations in the past year, exposure to risk factors (smoking, biomass fuel exposure, occupational exposure), modified Medical Research Council (mMRC) dyspnea score, COPD Assessment Test (CAT) score, forced expiratory volume in the first second predicted of percentage (FEV 1%pred), forced expiratory volume in one second (FEV 1) to forced vital capacity (FVC), and comorbidities (bronchial asthma, bronchiectasis, pulmonary tuberculosis, cardiovascular disease, diabetes mellitus) were collected. According to Fried′s frailty phenotype, patients meeting any 3 of the 5 criteria were defined as frail and divided into a frailty group and a non-frailty group. Multivariate regression analysis was used to screen the related factors of frailty in elderly COPD patients, and the receiver operating characteristic (ROC) curve was used to calculate the area under the curve (AUC) of related factors for frailty assessment. Results:A total of 496 elderly COPD patients were included, of which 144(29.0%) had comorbid frailty. The frailty group had lower mass body index (BMI), FEV 1%pred, and FEV 1/FVC, higher mMRC and CAT scores, more exacerbations and hospitalizations in the past year (all P<0.001), and higher proportions of patients with junior high school education or below, Global Initiative for Chronic Obstructive Lung Disease (GOLD) group E, and GOLD grades 3 and 4 (all P<0.05). Multivariate regression analysis showed that low education level ( OR=2.117, 95% CI: 1.119-4.003), low BMI ( OR=0.927, 95% CI: 0.867-0.991), GOLD grade 4 ( OR=4.251, 95% CI: 1.477-12.235), high CAT score ( OR=1.174, 95% CI: 1.127-1.224), and high mMRC score ( OR=4.578, 95% CI: 3.364-6.231) were independent risk factors for frailty in elderly COPD patients (all P<0.05). The ROC curve showed that CAT score (AUC=0.78) and mMRC score (AUC=0.81) had the highest AUC for assessing frailty in elderly COPD patients. Conclusions:Elderly COPD patients with frailty have lower BMI, worse lung function, and more severe symptom burden. The results provide clinical reference for the management of frail elderly COPD patients.
8.Retrospective study on adverse prognosis of neonates with late onset sepsis and invasive procedures in neonatal intensive care unit
Mengwen CHEN ; Chengyi FENG ; Jianfang WANG ; Ying LIU ; Hui WANG ; Haiying SONG ; Rongping ZHU ; Lin ZHANG ; Yu WANG ; Lijuan GAO ; Fang HE
Chinese Journal of Infection Control 2025;24(6):782-788
Objective To investigate the incidence and adverse prognosis of late onset sepsis(LOS)in neonates in neonatal intensive care unit(NICU).Methods A retrospective study was conducted to collect and analyze the peri-natal condition,underlying diseases,invasive procedures,and adverse prognosis of neonates in NICU of a regional maternal and child healthcare hospital from 2019 to 2023.According to whether LOS occurred during hospitaliza-tion,neonates were divided into LOS group and non-LOS group.The LOS group was divided into 5 subgroups based on whether invasive procedures were performed:LOS plus umbilical vein catheter(UVC)group,LOS plus peripherally inserted central catheter(PICC)group,LOS plus sequential catheter group,LOS plus tracheal intuba-tion group,and LOS plus lumbar puncture group,the relationship between LOS and adverse prognosis was ana-lyzed.Results Among 2 945 neonates in NICU,354(12.02%)developed LOS.Comparison between LOS groups and non-LOS group were as follows:in term of perinatal condition of neonates,there were statistically significant difference in weight,gestational age,and whether they were twins between the two groups(all P<0.001);in term of underlying diseases,there were statistically significant differences in the number of cases of maternal gestational hypertension,neonatal asphyxia,neonatal congenital heart disease,neonatal ventricular dilation,neonatal pneumo-nia,neonatal hyperthyrotropinemia,and neonatal anemia,as well as five invasive procedures between the two groups(all P<0.05).Compared with the non-LOS group,the incidences of retinopathy of prematurity(ROP),neonatal necrotizing enterocolitis(NNEC),bronchopulmonary dysplasia(BPD),and neonatal respiratory distress syndrome(NRDS)in LOS group were all higher(all P<0.001).Regression analysis showed that compared with the non-LOS groups,the risk of ROP increased in the LOS group and its subgroups,with the LOS plus sequential catheter group having a 2.27-fold higher risk of ROP than non-LOS group;the risk of NNEC increased in the LOS group and its subgroups,with the LOS plus UVC group having an 8.29-fold higher risk of NNEC than the non-LOS group.Except for the LOS plus UVC group,the risk of BPD increased in the LOS group and other subgroups,with the LOS plus PICC group and LOS plus sequential catheter group having 4.68-and 4.64-fold higher risk of BPD than the non-LOS group,respectively;the risk of NRDS in the LOS plus PICC group was 6.84-fold higher than the non-LOS group(all P<0.05).The top three pathogens causing LOS were coagulase negative Staphylococcus,Klebsiella pneumoniae,and Escherichia coli.Conclusion LOS can significantly increase the risks of ROP,NNEC,BPD,and NRDS.LOS plus invasive procedures can further increase the risk of adverse prognosis.
9.Retrospectively study of series cases with ultrasound-guided radiofrequency ablation for Kasabach-Merritt syndrome
Junbo QIAO ; Junjie LIN ; Bin FANG ; Changkuan CHEN ; Jianpeng CAO ; Jianhao ZHANG ; Gaozan ZHU ; Wenqiu WANG ; Wenbo LIU ; Yuanqi LI ; Shoufu HOU
Chinese Journal of Plastic Surgery 2025;41(11):1136-1142
Objective:To summarize and analyze the clinical efficacy and experience of ultrasound-guided radiofrequency ablation (RFA) in the treatment of Kasabach-Merritt syndrome (KMS).Methods:A retrospective analysis was conducted on the data of pediatric patients with KMS who underwent ultrasound-guided RFA in Department of Hemangioma Surgery, the Third Affiliated Hospital of Zhengzhou University, between March 2018 and March 2024. Preoperative laboratory tests and imageological examination were performed. Under general anesthesia, the working tip of the RFA electrode needle was precisely reached the bottom of the lesion under ultrasound guidance. The electrode needle was then gradually withdrawn until the entire lesion area was covered by hyperechoic signals, indicating complete ablation. Postoperative symptomatic and supportive treatments, such as ice pack application and dressing changes, were administered to the surgical area. Platelet detection was performed immediately after the operation. Complications were closely monitored and regular follow-ups were carried out.Results:A total of 30 pediatric patients were included, comprising 14 males and 16 females, from 10 min to 5 months and 29 d after birth, with a median time of 6 d. Lesions were located in the limbs and trunk in 27 cases, and head and neck region in 3 cases, with lesion volumes ranged from 2.4 cm×2.3 cm×1.2 cm to 14.4 cm×9.3 cm×3.3 cm. The mean preoperative platelet count was 43×10 9/L, among them, the platelet values of 11 cases were (10-30) ×10 9/L, and those of 6 cases were lower than 10×10 9/L, other 13 cases with progressive thrombocytopenia. All patients successfully underwent RFA, achieving complete lesion ablation and normalization of platelet counts postoperatively. Platelet counts recovered to above 300×10 9/L in 15 patients, with no severe complications observed. The RFA area became slightly hardened within 7 d postoperatively but gradually returned to normal after consistent dressing changes for 2 weeks. During the follow-up period of 6 months to 2 years, complete lesion ablation was confirmed, with disappearance of the mass, no recurrence, good local function, mild local scar formation, and satisfactory cosmetic appearance. Conclusion:Ultrasound-guided RFA for KMS has advantages of favorable therapeutic outcomes, minimal tissue damage, no significant complications, and satisfactory cosmetic result.
10.The effect and bleeding correlation analysis of ultrasound bone knife combined with high-speed gas turbine method in mandibular impacted third molar extraction surgery
Lin SHEN ; Na ZHAO ; Tingting WANG ; Fang ZHANG ; Ming WANG
China Medical Equipment 2025;22(4):79-83
Objective:To explore the effect of ultrasound bone knife combined with high-speed gas turbine method in mandibular impacted third molar extraction surgery,and conduct relevant analysis for bleeding situation.Methods:A total of 152 patients who underwent mandibular impacted third molar extraction surgery at Beijing First Hospital of Integrated Traditional Chinese and Western Medicine from April 2023 to April 2024 were retrospectively selected.They were divided into an observation group and a control group based on the different types of used instruments during the operation,with 76 cases in each group.The observation group used ultrasound bone knife combined with high-speed gas turbine method,while the control group only used high-speed gas turbine.The general information,incidence of intraoperative complications,surgical time,visual analogue scale(VAS)for pain assessment,degree of alveolar damage,patient's satisfaction,the number of patients with postoperative complications,intraoperative bleeding volume,postoperative bleeding time,and hemostatic effect were compared between two groups.Results:The incidence of complications included loosening of adjacent tooth,fracture or displacement of adjacent tooth,root fracture,and fracture of lingual bone plate in the observation group was 11.84%,which was lower than 23.68%in the control group,and the difference was statistically significant(x2=3.958,P<0.05).Both the surgical time and VAS score of the observation group were lower than those of the control group(t=-7.875,-3.222,P<0.05),and the degree of alveolar damage and the number of patients with postoperative complications in the observation group were significantly lower than those in the control group,with statistically significant differences(t=-6.500,x2=4.417,P<0.05).The average score of patients'treatment satisfaction in the observation group was significantly higher than that in the control group(t=4.242,P<0.05).Both the intraoperatively blooding loss and the time of postoperative bleeding in the observation group were significantly lower than those in the control group(t=-3.636,-9.191,P<0.001),and the score of hemostasis effect in the observation group was also better than that in the control group(t=11.744,P<0.001).Conclusion:The effect of ultrasound bone knife combined with high-speed gas turbine method is better for mandibular impacted third molar extraction surgery,which performance is better in the amount of intraoperative bleeding loss,the time of postoperative bleeding,and hemostatic effect.

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