1.Effect and Mechanism of Angelicae Sinensis Radix-Polygonati Rhizoma Herb Pair in Treatment of Simple Obesity
Wenjing LI ; Zhongyu WANG ; Yongxin HUANG ; Jingjing XU ; Ying DING ; You WU ; Zhiwei QI ; Ruifeng YANG ; Xiaotong YANG ; Lili WU ; Lingling QIN ; Tonghua LIU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(11):70-79
ObjectiveTo preliminarily explore the active components and target pathways of Angelicae Sinensis Radix-Polygonati Rhizoma (ASR-PR) herb pair in the treatment of simple obesity through network pharmacology and molecular docking, and to verify and investigate its mechanism of action via animal experiments. MethodsThe chemical constituents and targets of ASR and PR were predicted using the Traditional Chinese Medicine Systems Pharmacology Database and Analysis Platform (TCMSP). Targets related to simple obesity were identified by retrieving the GeneCards, Online Mendelian Inheritance in Man (OMIM), Pharmacogenomics Knowledgebase (PharmGKB), and DisGeNET databases. The intersection of drug and disease targets was used to construct an active component-target network using Cytoscape software. This network was imported into the STRING database to construct a protein-protein interaction (PPI) network, and topological analysis was conducted to identify core genes. Gene Ontology (GO) analysis and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway enrichment analysis and mapping were performed using the DAVID database and the Microbioinformatics platform. AutoDock 1.5.7 software was used to perform molecular docking between the top five active components and core targets. An animal model of simple obesity was established by feeding C57BL/6J mice a high-fat diet. The mice were administered ASR (2.06 g·kg-1), PR (2.06 g·kg-1), or ASR-PR (4.11 g·kg-1) for 10 weeks, while the model group received an equal volume of purified water by gavage. After the administration period, the mice were sacrificed to measure body fat weight and serum levels of total cholesterol (TC), triglycerides (TG), high-density lipoprotein (HDL), and low-density lipoprotein (LDL). Hematoxylin-eosin (HE) staining was used to observe histopathological sections of liver and adipose tissue. Serum levels of leptin, interleukin-6 (IL-6), and tumor necrosis factor-α (TNF-α) were determined by enzyme-linked immunosorbent assay (ELISA), and the mRNA expression levels of epidermal growth factor receptor (EGFR) and signal transducer and activator of transcription 3 (STAT3) in liver tissue were detected by real-time quantitative polymerase chain reaction (Real-time PCR). ResultsNetwork pharmacology and molecular docking results indicated that the treatment of simple obesity by ASR-PR may involve the regulation of protein expression of core targets EGFR and STAT3 by its main components MOL009760 (Siberian glycoside A_qt), MOL003889 (methyl protodioscin_qt), MOL009766 (resveratrol), MOL006331 (4′,5-dihydroxyflavone), and MOL004941 (baicalin), thereby modulating the PI3K/Akt and JAK/STAT signaling pathways. The animal experiment results showed that compared with the normal group, the model group had significantly increased body weight, body fat weight, and serum levels of TG, TC, TNF-α, IL-6, and leptin (P<0.01). EGFR mRNA expression was significantly elevated (P<0.05), while STAT3 mRNA expression was significantly decreased (P<0.01). Histological analysis revealed disordered hepatic architecture in the model group, with pronounced lipid vacuoles, cytoplasmic loosening, lipid accumulation, and steatosis. Adipocytes in white adipose tissue (WAT) and brown adipose tissue (BAT) of the model group exhibited markedly increased diameters, reduced cell counts per unit area, and irregular morphology. Compared with the model group, the ASR-PR group significantly reduced body weight, body fat weight, serum TC, IL-6, TNF-α, leptin levels, and EGFR mRNA expression (P<0.01). TG levels were also significantly decreased (P<0.05), while STAT3 mRNA expression was significantly increased (P<0.01). Histopathological improvements included reduced size and number of hepatic lipid vacuoles and restoration of liver cell morphology toward that of the normal group. The diameter of adipocytes significantly decreased, and the number of adipocytes per unit area increased. ConclusionASR-PR may regulate the expression of key target proteins such as EGFR and STAT3 via its core active components, modulate the PI3K/Akt and JAK/STAT signaling pathways, repair damaged liver and adipose tissues, and thereby alleviate the progression of obesity in mice.
2.Effect and Mechanism of Angelicae Sinensis Radix-Polygonati Rhizoma Herb Pair in Treatment of Simple Obesity
Wenjing LI ; Zhongyu WANG ; Yongxin HUANG ; Jingjing XU ; Ying DING ; You WU ; Zhiwei QI ; Ruifeng YANG ; Xiaotong YANG ; Lili WU ; Lingling QIN ; Tonghua LIU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(11):70-79
ObjectiveTo preliminarily explore the active components and target pathways of Angelicae Sinensis Radix-Polygonati Rhizoma (ASR-PR) herb pair in the treatment of simple obesity through network pharmacology and molecular docking, and to verify and investigate its mechanism of action via animal experiments. MethodsThe chemical constituents and targets of ASR and PR were predicted using the Traditional Chinese Medicine Systems Pharmacology Database and Analysis Platform (TCMSP). Targets related to simple obesity were identified by retrieving the GeneCards, Online Mendelian Inheritance in Man (OMIM), Pharmacogenomics Knowledgebase (PharmGKB), and DisGeNET databases. The intersection of drug and disease targets was used to construct an active component-target network using Cytoscape software. This network was imported into the STRING database to construct a protein-protein interaction (PPI) network, and topological analysis was conducted to identify core genes. Gene Ontology (GO) analysis and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway enrichment analysis and mapping were performed using the DAVID database and the Microbioinformatics platform. AutoDock 1.5.7 software was used to perform molecular docking between the top five active components and core targets. An animal model of simple obesity was established by feeding C57BL/6J mice a high-fat diet. The mice were administered ASR (2.06 g·kg-1), PR (2.06 g·kg-1), or ASR-PR (4.11 g·kg-1) for 10 weeks, while the model group received an equal volume of purified water by gavage. After the administration period, the mice were sacrificed to measure body fat weight and serum levels of total cholesterol (TC), triglycerides (TG), high-density lipoprotein (HDL), and low-density lipoprotein (LDL). Hematoxylin-eosin (HE) staining was used to observe histopathological sections of liver and adipose tissue. Serum levels of leptin, interleukin-6 (IL-6), and tumor necrosis factor-α (TNF-α) were determined by enzyme-linked immunosorbent assay (ELISA), and the mRNA expression levels of epidermal growth factor receptor (EGFR) and signal transducer and activator of transcription 3 (STAT3) in liver tissue were detected by real-time quantitative polymerase chain reaction (Real-time PCR). ResultsNetwork pharmacology and molecular docking results indicated that the treatment of simple obesity by ASR-PR may involve the regulation of protein expression of core targets EGFR and STAT3 by its main components MOL009760 (Siberian glycoside A_qt), MOL003889 (methyl protodioscin_qt), MOL009766 (resveratrol), MOL006331 (4′,5-dihydroxyflavone), and MOL004941 (baicalin), thereby modulating the PI3K/Akt and JAK/STAT signaling pathways. The animal experiment results showed that compared with the normal group, the model group had significantly increased body weight, body fat weight, and serum levels of TG, TC, TNF-α, IL-6, and leptin (P<0.01). EGFR mRNA expression was significantly elevated (P<0.05), while STAT3 mRNA expression was significantly decreased (P<0.01). Histological analysis revealed disordered hepatic architecture in the model group, with pronounced lipid vacuoles, cytoplasmic loosening, lipid accumulation, and steatosis. Adipocytes in white adipose tissue (WAT) and brown adipose tissue (BAT) of the model group exhibited markedly increased diameters, reduced cell counts per unit area, and irregular morphology. Compared with the model group, the ASR-PR group significantly reduced body weight, body fat weight, serum TC, IL-6, TNF-α, leptin levels, and EGFR mRNA expression (P<0.01). TG levels were also significantly decreased (P<0.05), while STAT3 mRNA expression was significantly increased (P<0.01). Histopathological improvements included reduced size and number of hepatic lipid vacuoles and restoration of liver cell morphology toward that of the normal group. The diameter of adipocytes significantly decreased, and the number of adipocytes per unit area increased. ConclusionASR-PR may regulate the expression of key target proteins such as EGFR and STAT3 via its core active components, modulate the PI3K/Akt and JAK/STAT signaling pathways, repair damaged liver and adipose tissues, and thereby alleviate the progression of obesity in mice.
3.The strategies of early diagnosis and management of primary renal tubular disease in children
Yulin KANG ; Wenyan HUANG ; Lei YIN ; Wei ZHOU ; Yufeng LI ; Jia RAO ; Yuanyuan LIU ; Yachun LI ; Song MAO ; Wenjing SHI
International Journal of Pediatrics 2025;52(6):359-363
Childhood primary renal tubular diseases are chronic kidney diseases characterized by impaired renal tubular reabsorption. Primary renal tubular disease has diverse clinical manifestations and lacks of specificity. Laboratory tests are limited,making it prone to missed diagnosis and misdiagnosis. Based on the current knowledge of renal tubular diseases,authors propose early warning signals of renal tubular diseases such as family history of primary tubular diseases,unexplained polyhydramnios during pregnancy,polydipsia,polyuria,delayed growth and development or rickets,decreased muscle strength and tone,unexplained electrolyte disturbance,hyperuricemia,acid-base disturbance,positive urine sugar test,renal tubular proteinuria,urinary imaging examination suggesting kidney stones,calcium deposition,renal cysts and early onset of eye,ear,joint and neuron injury.Meanwhile,some universal management strategies for primary renal tubular disease are proposed,emphasizing the importance of multidisciplinary collaboration,genetic testing and individualized intervention to improve the long-term prognosis of childhood primary renal tubular diseases.
4.Polygonati Rhizoma-Angelicae Sinensis Radix on improving glucose metabolism in high-fat diet-induced mice based on PI3K/Akt/GSK-3β pathway
Yongxin HUANG ; Wenjing LI ; You WU ; Qiu'e ZHANG ; Ruifeng YANG ; Lili WU ; Tonghua LIU
International Journal of Traditional Chinese Medicine 2025;47(5):651-659
Objective:To investigate the mechanism of Polygonati Rhizoma-Angelicae Sinensis Radix in the treatment of prediabetes based on network pharmacology and animal experiments.Methods:The active components of Polygonati Rhizoma and Angelicae Sinensis Radix were retrieved from the TCMSP database. The potential targets of the active components were predicted using the Swiss Target Prediction database. The "drug-active component-target" network was constructed by Cytoscape 3.10 software. The disease targets were obtained from OMIM, Genecards, TTD and the U.S. National Library of Medicine. The common targets of drugs and diseases were screened by Venny 2.1.0 platform and imported into STRING database to construct the PPI network. The DAVID database was employed to perform Gene Ontology (GO) functional and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway enrichment analyses on the common targets of drugs and diseases. The prediabetes model was established by feeding C57BL/6J mice with high-fat diet. 24 high-fat fed mice were divided into four groups using a random number table: the model group, Polygonati Rhizoma group, Angelicae Sinensis Radix group and Polygonati Rhizoma-Angelicae Sinensis Radix group (herb pair group), with 6 mice in each group. Another 6 normal mice were set as the normal group. Polygonati Rhizoma group was intragastrically administered with Polygonati Rhizoma granule solution at 2.055 g/kg, the Angelicae Sinensis Radix group was intragastrically administered with Angelicae Sinensis Radix granule solution at 2.055 g/kg, and the herb pair group was intragastrically administered with Polygonati Rhizoma-Angelicae Sinensis Radix herb pair at 4.11 g/kg, once daily. The model group and the normal group were intragastrically administered with an equal volume of deionized water for 10 weeks. Fasting blood glucose (FBG) and oral glucose tolerance tests (OGTT) were regularly performed. After 10 weeks of intragastric administration, the levels of serum total cholesterol (TC), triglycerides (TG), high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C) and fasting insulin (FINS) were measured; glycogen deposition in liver tissues was observed using periodic acid-Schiff (PAS); the mRNA expression levels of FGF1, FGF2, PGF, KDR, IGF1R, INSR, PI3Kca, PI3Kcb, PI3Kcg, Akt1, Akt2 and GSK-3β in liver tissues were detected by Real-time PCR; the protein expression levels of PI3K, phosphorylated (p)-Akt, Akt, p-GSK-3β and GSK-3β in liver tissues of mice were detected by Western blot.Results:205 core targets of Polygonati Rhizoma-Angelicae Sinensis Radix in the treatment of prediabetes were identified; KEGG enrichment analysis revealed that the herb pair may exert hypoglycemic effects by activating the PI3K-Akt signaling pathway. Compared with the model group, the FBG level and AUC values in the herb pair group decreased ( P<0.05), the levels of LDL-C and HDL-C decreased ( P<0.01), the FINS and HOMA-IR levels decreased ( P<0.05), the mRNA expression levels of FGF1, FGF2, PGF, KDR, IGF1R, INSR, PI3Kca, PI3Kcb, PI3Kcg, Akt1, Akt2 and GSK-3β in liver tissues were elevated significantly ( P<0.01), and the protein expression levels of PI3K/β-actin, p-Akt/Akt and p-GSK-3β/GSK-3β in liver tissues of the herb pair group significantly increased ( P<0.01). Conclusion:Polygonati Rhizoma-Angelicae Sinensis Radix may activate PI3K/Akt/GSK-3β signaling pathway by up-regulating FGF1, FGF2, PGF, etc., and affect insulin resistance, glycogen synthesis and other processes, so as to treat prediabetes.
5.Research progress in the mechanism of acupuncture in the treatment of chronic pain combined with depression
Tian WANG ; Xi ZHANG ; Pu YANG ; Xin LI ; Wenjing HUANG ; Guangmei ZHENG ; Xinyu HUANG ; Songlin LEI ; Shengyong SU
International Journal of Traditional Chinese Medicine 2025;47(6):877-880,F4
Acupuncture treatment of chronic pain combined with depression (CPDC) is the result of a multi-target, multi-pathway approach. Acupuncture can treat CPDC by inhibiting the activation of glial cells, regulating the release of inflammatory mediators, regulating the expressions of neurotransmitters, changing the plasticity of neural synapses, regulating related epigenetic effects, regulating the microbiota-brain-gut axis, inhibiting nerve cell apoptosis, and antagonizing oxidative stress. The mechanism of its effect mainly involves anti-inflammatory related signaling pathways, regulation of neural synapse-related signaling pathways, and exerts its therapeutic effect through hippocampus, cerebral cortex, and amygdala.
6.Clinical value of the prognostic nutritional index in predicting the prognosis of patients with advanced liver cancer treated with transarterial chemoembolization combined with ablation therapy
Wenjing YANG ; Lingyi ZHU ; Chaoming HUANG ; Qi HUANG ; Zijian ZHU ; Yeyu ZHANG ; Shiji FANG ; Liyun ZHENG ; Zhongwei ZHAO ; Jiansong JI
Journal of Interventional Radiology 2025;34(5):512-517
Objective To assess the clinical value of prognostic nutritional index(PNI)in predicting the prognosis of patients with advanced liver cancer treated with transarterial chemoembolization(TACE)combined with ablation therapy.Methods A total of 112 patients with advanced liver cancer,who received TACE combined with ablation at the Lishui Municipal Central Hospital of China from January 2020 to January 2024,were enrolled in this study.The general data,survival status,and survival time were collected.The Youden index of PNI was calculated using the receiver operating characteristic(ROC)curve model,and the optimal cutoff value was determined.Based on the optimal cutoff value,the patients were divided into low-PNI group and high-PNI group.The progression-free survival(PFS)and overall survival(OS)time were compared between the two groups,and the independent risk factors affecting PFS and OS were analyzed.Results The Youden index for PNI was 0.43,and the optimal cutoff value of PNI was 43.95.The low-PNI group included 65 patients,and the high-PNI group included 47 patients.There were no statistically significant differences in the baseline data between the two groups.The median PFS and the median OS in the high-PNI group were 13.21 months(95%CI=4.37-22.03)and 40.80 months(95%CI=31.55-50.05)respectively,which were longer than 9.20 months(95%CI=6.58-11.82)and 21.37 months(95%CI=16.56-26.17)respectively in the low-PNI group,the differences were statistically significant(both P<0.05).The 6-month,one-year and 2-year PFS in the high-PNI group was 56.95%,47.25%and 33.87%respectively,which were higher than 43.95%,32.56%and 16.31%respectively in the low-PNI group.The one-year,2-year and 3-year cumulative survival rates in the high-PNI group were 80.77%,66.66%and 39.40%respectively,which were higher than 63.79%,34.31%and 27.75%respectively in the low-PNI group.Multivariate regression analysis indicated that the number of nodules,metastasis and PNI significantly affected OS,and metastasis and PNI strikingly affected PFS.High PNI was a protective factor for both PFS and OS.Conclusion For patients with advanced liver cancer treated with TACE combined with ablation therapy,PNI is an effective indicator for predicting the prognosis.
7.Clinical characteristics and outcomes of Coronavirus Disease 2019 in immunocompromised hosts
Wenjing WANG ; Guannan WU ; Zhixin HUANG ; Xiaoming WU ; Huiming SUN ; Yi SHI ; Weiwei HE
Journal of Clinical Medicine in Practice 2025;29(15):130-134,145
Objective To investigate the clinical characteristics and outcomes of Coronavirus Dis-ease 2019 in immunocompromised hosts.Methods A retrospective analysis was conducted on the clinical data of 230 hospitalized patients diagnosed with Coronavirus Disease 2019 at Nanjing Yimin Hospital from December 2022 to November 2023.The patients were divided into three groups based on their immune status:immunocompromised group(n=59),relatively immunocompromised group(n=129),and immunocompetent group(n=42).The clinical characteristics(such as clinical manifesta-tions,imaging features,and laboratory examinations)and outcomes(such as length of hospital stay and in-hospital mortality)were compared among three groups.Results Compared with there latively immunocompromised and immunocompetent groups,the immunocompromised group showed no obvious specific clinical manifestations.However,the proportions of patients with symptoms such as cough and expectoration were lower,and the occurrences of symptoms such as myalgia and fatigue were less fre-quent in the immunocompromised group(P<0.05).The chest CT findings in the immunocompro-mised group also lacked specific changes,mainly presenting as subpleural ground-glass opacities and consolidations with multilobar distribution,but fibrotic changes were more common(P<0.05).The proportion of patients with decreased absolute lymphocyte counts in the immunocompromised group was higher than that in the immunocompetent group,and the proportion of patients with elevated procalcitonin levels was higher than that in the other two groups(P<0.05).The proportion of severe case sand the length of hospital stay in the immunocompromised group were higher and longer than those in the relatively immunocompromised and immunocompetent groups(P<0.05).The in-hospital mortality rates in the immunocompromised,relatively immunocompromised,and immunocompetent groups were 10.17%,6.98%,and 2.38%,respectively,with no statistically significant difference(P>0.05).Conclusion After Coronavirus Disease 2019,immunocompromised hosts do not show obvi-ous clinical and imaging features.However,they have a prolonged length of hospital stay,a signifi-cantly higher proportion of severe cases,and a tendency towards increased in-hospital mortality,which should be given high clinical attention.
8.Correlation between changes of brain region volume and cognitive function in patients with temporal lobe epilepsy
Jiachen LI ; Jingjing HAN ; Guangyao LIU ; Wanjun HU ; Wenjing HUANG ; Min LI ; Jing ZHANG
Chinese Journal of Medical Imaging Technology 2025;41(9):1483-1487
Objective To observe the volume changes of brain regions and their correlation with cognitive function in temporal lobe epilepsy(TLE)patients.Methods Fifty TLE patients(TLE group)and 34 healthy controls(control group)were prospectively enrolled.Brain 3D-T1WI was collected,brain regions were delineated with automated segmentation technique,and hippocampus was segmented additionally with hippocampal brain template(HBT).The volume of brain regions were compared between groups,and the correlation of brain region volume with Montreal cognitive assessment(MoCA)score were analyzed.Results Compared with control group,in TLE group,bilateral cerebrum white matter,right globus pallidus,left posterior cingulate gyrus,left precentral gyrus,right fusiform gyrus,left cerebellum white matter,corpus callosum,left hippocampus(HBT segmentation and conventional segmentation)and right thalamus volumes decreased significantly(all P<0.05),while right choroid plexus volume increased significantly(P<0.05).The volume of left hippocampus(HBT segmentation)and right fusiform gyrus were both positively correlated with MoCA score in TLE group(r=0.335,0.376,P=0.009,0.007).Conclusion Widespread atrophy of brain regions could be seen in TLE patients,which were correlated with cognitive function.
9.Association between DNA methylation clock and obesity-related indicators:A longi-tudinal twin study
Shunkai LIU ; Weihua CAO ; Jun LV ; Canqing YU ; Tao HUANG ; Dianjianyi SUN ; Chunxiao LIAO ; Yuanjie PANG ; Runhua HU ; Ruqin GAO ; Min YU ; Jinyi ZHOU ; Xianping WU ; Yu LIU ; Wenjing GAO ; Liming LI
Journal of Peking University(Health Sciences) 2025;57(3):456-464
Objective:To explore the relationship between obesity indicators and DNA methylation clocks acceleration,and to analyze their temporal sequence.Methods:Data were obtained from two sur-veys conducted in 2013 and 2017-2018 by the Chinese National Twin Registry.Peripheral blood DNA methylation data were measured using the Illumina Infinium Human Methylation 450K BeadChip and EPIC BeadChip.DNA methylation clocks/acceleration metrics(GrimAA,PCGrimAA and Dunedin-PACE)were calculated using the DNA methylation online tool(https://dnamage.genetics.ucla.edu/)or R code provided by researchers.Obesity indicators included weight,body mass index(BMI),waist circumference,waist-hip ratio,and waist-height ratio.A total of 1 070 twin individuals were included in the cross-sectional analysis,comprising 378 monozygotic(MZ)twin pairs and 155 dizygotic(DZ)twin pairs for within-pair analysis.Mixed-effects models were used to examine the associations between obesity indicators and DNA methylation clocks,as well as their acceleration measures.The longitudinal analysis included 314 twin individuals,comprising 95 MZ twin pairs and 62 DZ twin pairs for within-pair analy-sis.Cross-lagged panel models were applied to further explore the temporal relationships between obesity and DNA methylation clock indicators.All analyses were conducted both in the full twin sample and separately within MZ and DZ twin pairs.Results:In the cross-sectional analysis population,monozygotic twins accounted for 71.0%,males for 68.0%,and the mean chronological age was(49.9±12.1)years.In the longitudinal analysis population,monozygotic twins accounted for 60.5%,males for 60.8%,with a mean baseline chronological age of(50.4±10.2)years and a mean follow-up duration of(4.6±0.6)years.Except for the waist-to-hip ratio,which was significantly higher at follow-up com-pared with baseline,no statistically significant differences were observed in the means of other obesity in-dicators between baseline and follow-up.Correlation analysis revealed that weight,BMI,waist circumfe-rence,waist-hip ratio(WHR),and waist-height ratio(WHtR)were positively correlated with Dunedin-PACE in all the twins,with WHtR showing the strongest association(β=0.21,95%CI:0.11 to 0.31).Weight and BMI were negatively associated with GrimAA(β=-0.03,95%CI:-0.05 to-0.01;β=-0.07,95%CI:-0.12 to-0.02),while weight was negatively associated with PCGrim-AA(β=-0.02,95%CI:-0.03 to 0.00).However,within-twin-pair analyses showed no statistically significant correlations.Cross-lagged panel model analysis indicated that higher baseline weight might lead to increased GrimAA at follow-up,while elevated baseline weight,BMI,and waist circumference might increase PCGrimAA.Higher baseline WHR was associated with increased DunedinPACE at follow-up.Conclusion:Obesity indicators correlate with DNA methylation clock acceleration metrics.Baseline obesity may influence changes in certain DNA methylation clock indicators over time,suggesting that obesity could exert long-term health effects by accelerating DNA methylation aging.However,these associations may be confounded by shared genetic or environmental factors among the twins.
10.Current status and advances in the diagnosis and treatment of inflammatory breast cancer
Wenjing ZENG ; Juan HUANG ; Shouman WANG ; Yangyi LI ; Weizhi XIA ; Yulong ZHANG ; Jun WU ; Taohong SHEN ; Fangli ZHOU ; Ayong CAO
Chinese Journal of General Surgery 2025;34(5):1044-1055
Inflammatory breast cancer(IBC)is a rare but highly aggressive subtype of breast cancer characterized by rapid clinical progression and poor prognosis.Although it accounts for only 2%-4%of all breast cancer cases,it is responsible for 8%-10%of breast cancer-related mortality.The etiology of IBC is multifactorial,involving genetic,hormonal,environmental,and socioeconomic factors.Pathologically,IBC is marked by the presence of dermal lymphatic tumor emboli,and molecular subtypes are predominantly HER2-positive and triple-negative,indicating high tumor invasiveness.Diagnosis relies on characteristic clinical manifestations and histopathological confirmation,while imaging techniques such as MRI and PET/CT play important roles in evaluating disease extent and metastasis.Given that IBC is often diagnosed at a locally advanced or metastatic stage,there is currently no specific treatment protocol.Instead,management generally follows the treatment paradigm of non-IBC,emphasizing systemic therapy within a multidisciplinary framework.HER2-positive IBC benefits from chemotherapy combined with dual-targeted anti-HER2 therapy;triple-negative IBC may respond to immune checkpoint inhibitors;and CDK4/6 inhibitors show potential efficacy in hormone receptor-positive subtypes.Despite advancements,the prognosis remains poor,with a high risk of early recurrence and distant metastasis.Prognostic factors include lymph node involvement,molecular subtype,and response to neoadjuvant therapy.As research into the tumor microenvironment and molecular mechanisms deepens,targeted and individualized therapies hold promise for improving outcomes.This review summarizes the epidemiology,pathology,diagnostic criteria,treatment strategies,and prognostic factors of IBC,aiming to inform clinical practice and future research.

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