1.Value of serum Golgi protein 73, hypoxia-inducible factor-1α, and matrix metalloproteinase-9 in predicting the efficacy of transcatheter arterial chemoembolization in treatment of hepatitis B virus-related hepatocellular carcinoma
Ababaikeli BAOYIXIAMU ; Jie ZHANG ; Qin XU ; Xiaobo LU ; Diwen ZHU
Journal of Clinical Hepatology 2026;42(6):1342-1348
ObjectiveTo investigate the association of the serum levels of Golgi protein 73 (GP73), hypoxia-inducible factor-1α (HIF-1α), and matrix metalloproteinase-9 (MMP-9) before and after transcatheter arterial chemoembolization (TACE) with the treatment outcome of patients with hepatitis B virus (HBV)-related hepatocellular carcinoma (HCC). MethodsA total of 135 patients with HBV-related HCC who received TACE for the first time in The First Affiliated Hospital of Xinjiang Medical University from January 2023 to October 2025 were enrolled as subjects, and the serum levels of GP73, HIF-1α, and MMP-9 were measured before TACE and at 1 month after TACE. According to the treatment outcome after TACE, the patients were divided into remission group and non-remission group. The two groups were compared in terms of general information and the serum levels of GP73, HIF-1α, and MMP-9 before and after treatment. The Logistic regression analysis was used to investigate the influencing factors for the efficacy of TACE, and the receiver operating characteristic (ROC) curve was used to assess the value of the serum levels of GP73, HIF-1α, and MMP-9 before treatment used alone or in combination in predicting the efficacy of TACE. The independent-samples t test was used for comparison of continuous data between two groups, and the chi-square test was used for comparison of categorical data between two groups. ResultsAmong the 135 patients after treatment, 78 (57.78%) were enrolled in the remission group and 57 (42.22%) were enrolled in the non-remission group. Before treatment, the remission group had significantly lower serum levels of GP73, HIF-1α, and MMP-9 than the non-remission group (all P<0.05); after treatment, both groups had reductions in the serum levels of GP73, HIF-1α, and MMP-9, and the remission group had significantly lower levels than the non-remission group (all P<0.05). The binary Logistic regression analysis showed that increases in the serum levels of GP73, HIF-1α, and MMP-9 before treatment were independent influencing factors for the efficacy of TACE (all P<0.05). The ROC curve analysis showed that the serum levels of GP73, HIF-1α, and MMP-9 before treatment used alone had an area under the ROC curve (AUC) of 0.799, 0.835, and 0.777, respectively, in predicting the efficacy of TACE, among which HIF-1α showed the highest predictive value, and the combination of these three indicators had an AUC of 0.950, a Youden index of 0.787, an optimal cut-off value of 0.39, a sensitivity of 87.72%, and a specificity of 91.03%. ConclusionTACE can reduce the serum levels of GP73, HIF-1α, and MMP-9 in patients with HBV-related HCC, and patients with a good outcome tend to have greater reductions. The high serum levels of GP73, HIF-1α, and MMP-9 before treatment are independent risk factors for poor short-term efficacy of TACE, and the combination of these three indicators has a relatively high value in predicting the efficacy of TACE.
2.Exploring Mechanism of Xiaojinwan-containing Serum in Inhibiting Breast Cancer Cells Based on Wnt/β-catenin Signaling Pathway
Hongdi TANG ; Xiaobo JIN ; Chen GAO ; Hongkai LI ; Zhiming LI ; Lu YAO ; Fengli SONG ; Ning KANG ; Wenwen WANG ; Ying SUN ; Zhibin WANG ; Tong LI ; Yingli ZHU
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(17):13-22
ObjectiveTo investigate the role and underlying mechanism of the Wnt/β-catenin signaling pathway in the process of Xiaojinwan (XJW)-containing serum interfering with endothelial-mesenchymal transition (EMT) in human breast cancer MDA-MB-231 cells. MethodsXJW-containing serum was prepared by intragastric administration of XJW (4 g·kg-1) to SD rats. MDA-MB-231 cells were cultured in vitro. β-Catenin overexpression and knockdown plasmids were constructed and transfected into MDA-MB-231 cells. The optimal XJW-containing serum (4 g·kg-1) according to previous studies was used for β-catenin intervention and overexpression experiments. The groups for intervention/overexpression experiments included intervention/overexpression blank group, β-catenin intervention/overexpression group, intervention/overexpression blank + XJW group, and β-catenin intervention/overexpression + XJW group. Cell morphology was observed under a microscope. Flow cytometry was used to detect and record apoptosis rates. Western blot was performed to measure apoptosis-related proteins [B-cell lymphoma 2 (Bcl-2), Bcl-2-associated X protein (Bax), and active-Caspase-3] and EMT-related proteins (E-cadherin, N-cadherin, and vimentin). Real-time polymerase chain reaction (Real-time PCR) was used to detect β-catenin mRNA expression levels in different groups. ResultsIntervention experiment results showed that compared with the intervention blank group, the β-catenin intervention group and the intervention blank + XJW group showed increased apoptosis rates (P<0.05, P<0.01), elevated protein levels of Bax, active Caspase-3, and E-cadherin (P<0.05, P<0.01), and decreased protein levels of Bcl-2 and Vimentin (P<0.05, P<0.01). β-catenin mRNA expression was reduced in the β-catenin intervention group (P<0.05, 0.63 ± 0.15) and the intervention blank + XJW group (P<0.05, 0.79 ± 0.33). Compared with the β-catenin intervention group, the β-catenin intervention + XJW group exhibited an increased apoptosis rate (P<0.01), elevated Bax and active Caspase-3 protein levels (P<0.05, P<0.01), and decreased Bcl-2, N-cadherin, and Vimentin protein levels (P<0.05). β-catenin mRNA expression was further reduced in the β-catenin intervention + XJW group (P<0.01, 0.22 ± 0.08). Compared with the intervention blank + XJW group, the β-catenin intervention + XJW group showed an increased apoptosis rate (P<0.01), elevated Bax, active Caspase-3, and E-cadherin protein levels (P<0.05, P<0.01), and decreased Bcl-2, N-cadherin, and vimentin protein levels (P<0.05, P<0.01). β-catenin mRNA expression was also reduced (P<0.05). Overexpression experiment results showed that compared with the overexpression blank group, the β-catenin overexpression group exhibited a reduced apoptosis rate (P<0.01), while the overexpression blank + XJW group showed an increased apoptosis rate (P<0.05). In the β-catenin overexpression and β-catenin overexpression + XJW groups, Bax and E-cadherin protein levels decreased (P<0.05, P<0.01), while Bcl-2, N-cadherin, and vimentin levels increased (P<0.05). In the overexpression blank + XJW group, Bax and E-cadherin levels increased (P<0.05, P<0.01), while Bcl-2, N-cadherin, and vimentin levels decreased (P<0.05, P<0.01). β-catenin mRNA expression increased in the β-catenin overexpression group (P<0.01, 7.26 ± 1.03) but decreased in the overexpression blank + XJW group (P<0.05, 0.73 ± 0.14). Compared with the β-catenin overexpression group, the β-catenin overexpression + XJW group showed an increased apoptosis rate (P<0.01), elevated Bax and E-cadherin levels (P<0.05), and decreased N-cadherin and vimentin levels (P<0.05). β-catenin mRNA expression was reduced (P<0.05, 4.65 ± 1.02). Compared with the overexpression blank + XJW group, the β-catenin overexpression + XJW group exhibited a reduced apoptosis rate (P<0.01), decreased Bax and E-cadherin levels (P<0.01), and increased Bcl-2, N-cadherin, and Vimentin levels (P<0.05). β-catenin mRNA expression increased (P<0.01). ConclusionXJW-containing serum inhibits breast cancer cell proliferation by suppressing EMT, which is associated with the regulation of the Wnt/β-catenin pathway.
3.Clinical Efficacy of Zhuyuwan in Treatment of Hyperlipidemia with Syndrome of Phlegm Turbidity and Obstruction
Lele YANG ; Danmei LUO ; Jiao CHEN ; Xiaobo ZHANG ; Wei SONG ; Wenyu ZHU ; Xin ZHOU ; Xueping LI ; Tao SHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):29-37
ObjectiveTo observe the clinical efficacy and safety of Zhuyuwan in the treatment of hyperlipidemia. MethodsIn this study, hyperlipidemia patients treated in the Hospital of Chengdu University of Traditional Chinese Medicine (TCM) from September 2022 to December 2023 were randomly assigned into a control group and an observation group. Finally, 162 valid cases were included, encompassing 74 cases in the control group and 88 cases in the observation group. The control group was treated with atorvastatin calcium tablets, and the observation group with atorvastatin calcium tablets + Zhuyuwan extract granules. Both groups were treated for 8 weeks. The efficacy in terms of blood lipid level recovery, blood lipid levels, TCM syndrome distribution, efficacy in terms of TCM syndrome, and TCM symptom scores were compared between the two groups as well as between before and after treatment. Liver and kidney functions were monitored for safety assessment. ResultsIn terms of blood lipid level recovery, the total response rate in the observation group was 86.36% (76/88) and that in the control group was 86.49% (64/74), with no statistically significant difference between the two groups. After treatment, both groups showed declines in levels of triglyceride (TG), total cholesterol (TC), and low-density lipoprotein cholesterol (LDL-C) (P<0.05) and elevations in the level of high-density lipoprotein cholesterol (HDL-C) (P<0.05). Moreover, the observation group outperformed the control group in recovering the levels of TG, LDL-C, and HDL-C (P<0.05, P<0.01). In terms of TCM syndrome, hyperlipidemia was mostly caused by phlegm turbidity and obstruction. The total response rate in terms of TCM syndrome in the observation group was 87.30% (55/63), which was higher than that (63.46%, 33/52) in the control group (χ2=9.102, P<0.01). After treatment, the scores of total TCM symptoms, primary symptoms, and secondary symptoms decreased in both groups (P<0.05), and the observation group had lower scores than the control group (P<0.01). The observation group was superior to the control group in alleviating obesity, chest tightness, and low food intake (P<0.05). In terms of safety, the level of aminotransferase was slightly elevated in the control group, and no obvious adverse reaction was observed in the observation group, with no statistical significance in the incidence of adverse reactions. ConclusionZhuyuwan combined with atorvastatin can not only recover blood lipid levels and alleviate TCM symptoms but also reduce the occurrence of adverse reactions.
4.Clinical Efficacy of Zhuyuwan in Treatment of Hyperlipidemia with Syndrome of Phlegm Turbidity and Obstruction
Lele YANG ; Danmei LUO ; Jiao CHEN ; Xiaobo ZHANG ; Wei SONG ; Wenyu ZHU ; Xin ZHOU ; Xueping LI ; Tao SHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):29-37
ObjectiveTo observe the clinical efficacy and safety of Zhuyuwan in the treatment of hyperlipidemia. MethodsIn this study, hyperlipidemia patients treated in the Hospital of Chengdu University of Traditional Chinese Medicine (TCM) from September 2022 to December 2023 were randomly assigned into a control group and an observation group. Finally, 162 valid cases were included, encompassing 74 cases in the control group and 88 cases in the observation group. The control group was treated with atorvastatin calcium tablets, and the observation group with atorvastatin calcium tablets + Zhuyuwan extract granules. Both groups were treated for 8 weeks. The efficacy in terms of blood lipid level recovery, blood lipid levels, TCM syndrome distribution, efficacy in terms of TCM syndrome, and TCM symptom scores were compared between the two groups as well as between before and after treatment. Liver and kidney functions were monitored for safety assessment. ResultsIn terms of blood lipid level recovery, the total response rate in the observation group was 86.36% (76/88) and that in the control group was 86.49% (64/74), with no statistically significant difference between the two groups. After treatment, both groups showed declines in levels of triglyceride (TG), total cholesterol (TC), and low-density lipoprotein cholesterol (LDL-C) (P<0.05) and elevations in the level of high-density lipoprotein cholesterol (HDL-C) (P<0.05). Moreover, the observation group outperformed the control group in recovering the levels of TG, LDL-C, and HDL-C (P<0.05, P<0.01). In terms of TCM syndrome, hyperlipidemia was mostly caused by phlegm turbidity and obstruction. The total response rate in terms of TCM syndrome in the observation group was 87.30% (55/63), which was higher than that (63.46%, 33/52) in the control group (χ2=9.102, P<0.01). After treatment, the scores of total TCM symptoms, primary symptoms, and secondary symptoms decreased in both groups (P<0.05), and the observation group had lower scores than the control group (P<0.01). The observation group was superior to the control group in alleviating obesity, chest tightness, and low food intake (P<0.05). In terms of safety, the level of aminotransferase was slightly elevated in the control group, and no obvious adverse reaction was observed in the observation group, with no statistical significance in the incidence of adverse reactions. ConclusionZhuyuwan combined with atorvastatin can not only recover blood lipid levels and alleviate TCM symptoms but also reduce the occurrence of adverse reactions.
5.Key technologies and challenges in online adaptive radiotherapy for lung cancer.
Baiqiang DONG ; Shuohan ZHENG ; Kelly CHEN ; Xuan ZHU ; Sijuan HUANG ; Xiaobo JIANG ; Wenchao DIAO ; Hua LI ; Lecheng JIA ; Feng CHI ; Xiaoyan HUANG ; Qiwen LI ; Ming CHEN
Chinese Medical Journal 2025;138(13):1559-1567
Definitive treatment of lung cancer with radiotherapy is challenging, as respiratory motion and anatomical changes can increase the risk of severe off-target effects during radiotherapy. Online adaptive radiotherapy (ART) is an evolving approach that enables timely modification of a treatment plan during the interfraction of radiotherapy, in response to physiologic or anatomic variations, aiming to improve the dose distribution for precise targeting and delivery in lung cancer patients. The effectiveness of online ART depends on the seamless integration of multiple components: sufficient quality of linear accelerator-integrated imaging guidance, deformable image registration, automatic recontouring, and efficient quality assurance and workflow. This review summarizes the present status of online ART for lung cancer, including key technologies, as well as the challenges and areas of active research in this field.
Humans
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Lung Neoplasms/radiotherapy*
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Radiotherapy Planning, Computer-Assisted/methods*
6.Evidence-based guidelines for rehabilitation treatment after internal fixation of thoracolumbar spine fracture in adults (version 2025)
Zhengwei XU ; Liming CHENG ; Qixin CHEN ; Jian DONG ; Shunwu FAN ; Zhong FANG ; Shiqing FENG ; Haoyu FENG ; Haishan GUAN ; Weimin JIANG ; Dianming JIANG ; Yong HAI ; Lijun HE ; Yuan HE ; Bo LI ; Jianjun LI ; Feng LI ; Li LI ; Weishi LI ; Chunde LI ; Qi LIAO ; Baoge LIU ; Xiaoguang LIU ; Yong LIU ; Xuhua LU ; Shibao LU ; Bin LIN ; Wei MEI ; Chao MA ; Renfu QUAN ; Limin RONG ; Jiacan SU ; Honghui SUN ; Yuemin SONG ; Hongxun SANG ; Jun SHU ; Tiansheng SUN ; Jiwei TIAN ; Qiang WANG ; Xinwei WANG ; Zhe WANG ; Zheng WANG ; Liang YAN ; Guoyong YIN ; Jie ZHAO ; Yue ZHU ; Xiaobo ZHANG ; Xuesong ZHANG ; Zhongmin ZHANG ; Rongqiang ZHANG ; Dingjun HAO ; Yanzheng GAO ; Baorong HE
Chinese Journal of Trauma 2025;41(1):19-32
Thoracolumbar spine fracture often leads to severe pain, functional impairments, and neurological deficits, for which open reduction and internal fixation can effectively restore the spinal structural stability. Open decompression and reduction with internal fixation can help relieve spinal cord compression and improve spinal function in cases of concomitant cord injury. Although spinal stability can be restored through surgery, patients often face chronic pain and functional impairments postoperatively. A postoperative rehabilitation program is critical in optimizing therapeutic outcomes, reducing complications, and minimizing the risk of secondary injuries. However, current rehabilitation methods, such as physical therapy, functional training, and pain management, are confronted with problems in clinical practice, including significant variation in efficacy, poor patient adherence, and prolonged rehabilitation period. There is an urgent need for a unified rehabilitation strategy to address these problems. To this end, the Spinal Trauma Group of the Orthopedic Physicians Branch of the Chinese Medical Association and the Spine Health Professional Committee of the Chinese Human Health Technology Promotion Association organized experts from relevant fields to formulate Evidence-based guidelines for rehabilitation treatment after internal fixation of thoracolumbar spine fracture in adults ( version 2025) by integrating evidences from clinical researches and advanced rehabilitation concepts at home and abroad. A total number of 14 recommendations concerning the rehabilitation treatment with multimodal analgesia, psychological intervention, deep vein thrombosis prevention, core muscle and extremity exercise, appropriate use of braces, early weight-bearing, device-aided rehabilitation exercise, neuroregulatory therapy, rehabilitation team were put forward, aiming to standardize the post-operative rehabilitation process following internal fixation, promote the functional recovery, and enhance patients′ quality of life.
7.Expert consensus on the positioning of the "Three-in-One" Registration and Evaluation Evidence System and the value of orientation of the "personal experience"
Qi WANG ; Yongyan WANG ; Wei XIAO ; Jinzhou TIAN ; Shilin CHEN ; Liguo ZHU ; Guangrong SUN ; Daning ZHANG ; Daihan ZHOU ; Guoqiang MEI ; Baofan SHEN ; Qingguo WANG ; Xixing WANG ; Zheng NAN ; Mingxiang HAN ; Yue GAO ; Xiaohe XIAO ; Xiaobo SUN ; Kaiwen HU ; Liqun JIA ; Li FENG ; Chengyu WU ; Xia DING
Journal of Beijing University of Traditional Chinese Medicine 2025;48(4):445-450
Traditional Chinese Medicine (TCM), as a treasure of the Chinese nation, plays a significant role in maintaining public health. In 2019, the Central Committee of the Communist Party of China and the State Council proposed for the first time the establishment of a TCM registration and evaluation evidence system that integrates TCM theory, "personal experience" and clinical trials (referred to as the "Three-in-One" System) to promote the inheritance and innovation of TCM. Subsequently, the National Medical Products Administration issued several guiding principles to advance the improvement and implementation of this system. Owing to the complexity of its implementation, there are still differing understandings within the TCM industry regarding the positioning of the "Three-in-One" Registration and Evaluation Evidence System, as well as the connotation and value orientation of the "personal experience." To address this, Academician WANG Qi, President of the TCM Association, China International Exchange and Promotion Association for Medical and Healthcare and TCM master, led a group of academicians, TCM masters, TCM pharmacology experts and clinical TCM experts to convene a "Seminar on Promoting the Implementation of the ′Three-in-One′ Registration and Evaluation Evidence System for Chinese Medicinals." Through extensive discussions, an expert consensus was formed, clarifying the different roles of the TCM theory, "personal experience" and clinical trials within the system. It was further emphasized that the "personal experience" is the core of this system, and its data should be derived from clinical practice scenarios. In the future, the improvement of this system will require collaborative efforts across multiple fields to promote the high-quality development of the Chinese medicinal industry.
8.Differentiation and Treatment of Lipid Turbidity Disease Based on Theory of "Spleen Ascending and Stomach Descending"
Yun HUANG ; Wenyu ZHU ; Wei SONG ; Xiaobo ZHANG ; Xin ZHOU ; Lele YANG ; Tao SHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(3):244-252
Lipid turbidity disease is a metabolic disease featuring lipid metabolism disorders caused by many factors such as social environment, diet, and lifestyle, which is closely related to many diseases in modern medicine, such as hyperlipidemia, obesity, fatty liver, atherosclerosis, metabolic syndrome, and cardiovascular and cerebrovascular diseases, with a wide range of influence and far-reaching harm. According to the Huangdi Neijing, lipid turbidity disease reflects the pathological change of the body's physiologic grease. Grease is the thick part of body fluids, which has the function of nourishing, and it is the initial state and source of important substances in the human body such as brain, marrow, essence, and blood. Once the grease of the human body is abnormal, it can lead to lipid turbidity disease. The Huangdi Neijing also points out the physiological relationship between the transportation and transformation of body fluids and the rise and fall of the spleen and stomach, which can deduce the pathological relationship between the occurrence of lipid turbidity disease and the abnormal rise and fall of the spleen and stomach functions. Lipid turbidity disease is caused by overconsumption of fatty and sweet foods or insufficient spleen and stomach endowments, leading to disorders of the function of promoting clear and reducing turbidity in the spleen and stomach. This leads to the transformation of thick grease in body fluids into lipid turbidity, which accumulates in the body's meridians, blood vessels, skin pores, and organs, forming various forms of metabolic diseases. The research team believed that the pathological basis of lipid turbidity disease was the abnormal rise and fall of the spleen and stomach and the obstruction of the transfer of grease. According to the different locations where lipid turbidity stays, it was divided into four common pathogenesis types: ''inability to distinguish between the clear and turbid, turbid stagnation in the Ying blood'', ''spleen not rising clear, turbid accumulation in the vessels'', ''spleen dysfunction, lipid retention in the pores'', ''spleen failure to transportation and transformation, and grease accumulation in the liver''. According to the pathogenesis, it could be divided into four common syndromes, namely, turbid stagnation in the Ying blood, turbid accumulation in the vessels, lipid retention in the pores, and grease accumulation in the liver, and the corresponding prescriptions were given for syndrome differentiation and treatment, so as to guide clinical differentiation and treatment of the lipid turbidity disease.
9.Correlation of changes in inner retinal irregularity index after idiopathic macular epiretinal membrane stripping with visual function
Xiaobo ZHU ; Yan SU ; Xiaoling YAN ; Shuo ZHAO ; Wenbin WEI
Recent Advances in Ophthalmology 2025;45(9):711-714
Objective To investigate the correlation between changes in the inner retinal irregularity index(IRII)af-ter macular epiretinal membrane(ERM)stripping and visual function in patients with idiopathic macular epiretinal mem-brane(IMEM).Methods A retrospective analysis was conducted on the clinical data of 134 patients(162 eyes)with IMEM who visited our hospital from March 2022 to December 2024.Based on fundus color photography and OCT findings,the patients were divided into the cellophane macular reflex(CMR)group and the preretinal macular fibrosis(PMF)group.Differences in central macular thickness(CMT),best-corrected visual acuity(BCVA),inner retinal thickness(IRT),and IRII were analyzed between the two groups.The diagnostic efficacy of these indicators for IMEM at admission was analyzed using receiver operating characteristic(ROC)curves.The differences in visual function indicators and IRII before and 3 months after ERM stripping were compared in IMEM patients.The correlation between IRII levels and visual function parameters at 3 months postoperatively was analyzed using Pearson correlation analysis.Results Among the 134 patients(162 eyes)with IMEM,93 patients(103 eyes)were in the CMR group and 41 patients(59 eyes)were in the PMF group.The CMT,IRT,and IRII were significantly lower in the CMR group than in the PMF group(all P<0.05).The areas under the curve(AUC)for CMT,IRT,and IRII were 0.616,0.609,and 0.862,respectively(all P<0.05).Among the 134 patients(162 eyes)with IMEM,79 patients(86 eyes,53.86%)underwent surgical treatment,and 55 patients(76 eyes,46.91%)received non-surgical treatment.Three months after surgery,the CMT,IRT,and IRII in IMEM patients were sig-nificantly lower than those before surgery(all P<0.05).At 3 months postoperatively,CMT and IRT were significantly pos-itively correlated with IRII in IMEM patients(all P<0.05).Conclusion CMT,IRT,and IRII all have good diagnostic ef-ficacy for IMEM staging.Moreover,IRII changes in IMEM patients who underwent macular ERM stripping are positively correlated with visual function.
10.Hybrid fixation with tibial prosthesis in primary total knee arthroplasty in patients with osteoporosis or osteopenia
Zeyu SUN ; Xiaobo ZHU ; Zhiheng LING ; Yihe HU ; Pengfei LEI
Chinese Journal of Orthopaedics 2025;45(10):670-676
Objective:To investigate the efficacy of hybrid fixation with tibial prosthesis in primary total knee arthroplasty (TKA) in patients with osteoporosis or osteopenia.Methods:A total of 39 patients (42 knees) with knee osteoarthritis who underwent primary TKA with hybrid fixation with tibial prosthesis in the First Affiliated Hospital of Zhejiang University from November 2022 to June 2024 were retrospectively analyzed. There were 12 males and 27 females with an average age of 68.23±7.02 years (range, 58-89 years). The mean body mass index was 26.15±4.63 kg/m 2 (range, 19.48-39.03 kg/m 2), and the mean bone mineral density T score was -2.38±0.78 (from -4.2 to -1.2). The left knee was 19, and the right knee was 23. The visual analogue scale (VAS) and Knee Society score (KSS) were used to evaluate the knee joint pain and function, and the knee flexion range of motion was measured. Radiographic evaluation included hip-knee-ankle angle, lateral distal femoral angle, and posterior slope of tibial plateau. Results:All patients successfully completed the operation and were followed up for 19.8±5.1 months (range, 4.9-23.6 months). All patients were treated with hybrid fixation with tibial prosthesis assisted by 3D printed porous titanium alloy sleeve. The operation time was 73.8±10.8 min (range, 54-98 min). Thirty-four of 39 patients received standard anti-osteoporosis therapy before operation. The VAS score at the last follow-up was 0(0, 1), which was lower than that before operation 7(6,8), and the difference was statistically significant ( U<0.001, Ρ<0.001). The KSS clinical score at the last follow-up was 76.67±10.04, which was higher than that before operation (50.95±7.35), and the difference was statistically significant ( t=12.030, Ρ<0.001). The knee flexion range of motion at last follow-up was 97.26°±12.94°, showing no significant difference when compared with preoperative 94.52°±16.52° ( t=0.846, Ρ=0.400). The hip-knee-ankle angle at last follow-up was 176.2°±2.54°, which was significantly higher than that before operation 173.5°±5.25° ( t=3.328, Ρ=0.002). The distal lateral femoral and posterior tibial inclination angles at the final follow-up were 89.58°±1.62° and 2.85°±0.91°, respectively, compared with 90.71°±4.01° and 3.05°±1.25° preoperatively, with no statistically significant differences ( t=1.556, Ρ=0.127; t=0.923, Ρ=0.359). No prosthesis loosening, dislocation, periprosthetic infection, deep vein thrombosis and other complications occurred. Conclusion:Hybrid fixation with tibial prosthesis in primary TKA for patients with osteoporosis or osteopenia has a satisfactory clinical effect, which can relieve knee pain and improve joint function.


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