1.Clinical efficacy of Huangkui capsules in the treatment of targeted drug-related proteinuria in patients with hepatocellular carcinoma
Miao LI ; Jia YUAN ; Chu LIU ; Maopei CHEN ; Xin XU ; Ningling GE ; Yi CHEN ; Lan ZHANG ; Rongxin CHEN ; Yan WANG
Chinese Journal of Clinical Medicine 2026;33(1):88-94
Objective To investigate the therapeutic effect of Huangkui capsules on targeted drug-related proteinuria in patients with hepatocellular carcinoma (HCC). Methods A retrospective analysis was conducted on clinical data of HCC patients with targeted drug-related proteinuria from June 2023 to December 2024 at Zhongshan Hospital, Fudan University. According to the treatment plan, patients were divided into the conventional treatment group and the Huangkui combination treatment group (Huangkui capsules combined with conventional treatment), and the clinical efficacy between the two groups was compared. The logistic regression analysis was used to identify the main factors affecting treatment efficacy. Results The Huangkui combination treatment group (n=29) showed a significantly higher overall effective rate (79.3% vs 42.3%, P=0.005), and an earlier proteinuria improvement (median time: 3 months vs 6 months, P=0.008) than the conventional treatment group (n=26) . The multivariate logistic regression analysis showed angiotensin-converting enzyme inhibitor (ACEI) or angiotensin Ⅱ receptor blocker (ARB) using (OR=0.190, 95%CI 0.045-0.808, P=0.025), targeted drug adjustment (OR=0.132, 95%CI 0.030-0.581, P=0.007), and Huangkui capsules using (OR=0.168, 95%CI 0.039-0.730, P=0.017) were protective factors for treatment efficacy of targeted drug-related proteinuria. Conclusions On the basis of conventional treatment, additive treatment with Huangkui capsules can alleviate targeted drug-related proteinuria faster and more effectively in HCC patients.
2.Mechanisms of Jiangtang No. 3 Prescription in Alleviating Adipose Tissue Insulin Resistance in Diabetic Rats via TLR4/NF-κB/NLRP3 Signaling Pathway-mediated Inflammation
Tongxun WANG ; Lantian LIU ; Runqi LI ; Haoxiang LI ; Yi ZHAO ; Tian TIAN ; Rufeng MA ; Sihua GAO ; Dandan ZHAO
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(4):109-117
ObjectiveTo observe the effects of Jiangtang No. 3 prescription on inflammatory pathways and insulin resistance-related indicators in rats with type 2 diabetes mellitus (T2DM), and to elucidate its molecular mechanism in combating diabetes. MethodsA T2DM rat model was established using a high-fat diet combined with intraperitoneal injection of streptozotocin (STZ). Successfully modeled rats were randomly assigned to the model group, metformin group, and low-, medium-, and high-dose Jiangtang No. 3 prescription groups, and a normal group was also set. Daily gavage was administered for 8 weeks as follows: metformin at 0.1 g·kg-1·d-1, Jiangtang No. 3 prescription granules at 1.62, 3.24, 6.48 g·kg-1·d-1 for the respective dose groups, and sterile water for the normal and model groups. Rat body weight, fasting blood glucose (FBG), oral glucose tolerance test (OGTT), and insulin tolerance test (ITT) were measured. After drug intervention, enzyme-linked immunosorbent assay (ELISA) was used to determine serum levels of total cholesterol (TC), triglycerides (TG), low-density lipoprotein cholesterol (LDL), high-density lipoprotein cholesterol (HDL), non-esterified fatty acids (NEFA), interleukin (IL)-1β, IL-18, and insulin (INS). Hematoxylin-eosin (HE) staining was used to observe morphological changes in adipose tissue. Real-time quantitative PCR was used to detect the mRNA expression of Toll-like receptor 4 (TLR4), nuclear factor-κB (NF-κB), NOD-like receptor protein 3 (NLRP3), Caspase-1, IL-1β, IL-18, and gasdermin D (GSDMD) in adipose tissue. Western blot was used to measure the corresponding protein expression levels. ResultsCompared with the model group, Jiangtang No. 3 prescription groups exhibited significantly increased body weight (P<0.05, P<0.01), significantly reduced FBG (P<0.05, P<0.01), significant reductions in TC, TG, NEFA, and LDL (P<0.05, P<0.01), and a significant increase in HDL (P<0.01). Serum levels of inflammatory mediators IL-1β and IL-18 were significantly decreased (P<0.01), the homeostatic model assessment of insulin resistance (HOMA-IR) index was significantly reduced (P<0.05, P<0.01), and adipose tissue pathology was improved. The protein expression levels of TLR4, NF-κB, NLRP3, Caspase-1, IL-1β, IL-18, and GSDMD were markedly decreased (P<0.05, P<0.01), and the mRNA expression levels of these indicators were also significantly downregulated (P<0.05, P<0.01). Some effects were superior to those of the positive control drug metformin, and certain indicators exhibited dose-dependent improvements. ConclusionT2DM rats display significant inflammatory responses, disordered glucose and lipid metabolism, and insulin resistance. Jiangtang No. 3 prescription effectively suppresses inflammatory mediators, improves glucose and lipid metabolism and insulin resistance, and ameliorates pathological changes in adipose tissue. Its mechanism may be related to the regulation of the TLR4/NF-κB/NLRP3 signaling pathway in visceral adipose tissue, thereby influencing downstream inflammatory mediators.
3.Efficacy and safety of diquafosol sodium eye drops for children with dry eye wearing orthokeratology lens
Zhongming LI ; Yongchuan HE ; Mengyao WANG ; Ying LIU ; Yi REN
International Eye Science 2026;26(3):375-382
AIM: To evaluate the efficacy and safety of 3% diquafosol sodium eye drops in children wearing orthokeratology lenses and with dry eye disease(DED)or at risk of DED.METHODS: Randomized controlled trials. Children with DED or at risk of DED were randomly assigned in a 1:1 ratio to receive either 3% diquafosol sodium eye drops 6 times daily or a blank control at Chongqing Aier Children's Eye Hospital from November 2023 to November 2024. The primary endpoint was the change in the Dry Eye Questionnaire-5(DEQ-5)score from baseline at 12 wk. Secondary assessments included non-invasive breakup time(NIBUT), tear meniscus height, Schirmer's test, corneal fluorescein staining score, and axial length.RESULTS: A total of 80 participants(80 eyes)were enrolled(40 in each group), the average age of the participants was 11.11±1.88 years, with 43 females(54%)and 37 males(46%), and all completed the trial. After 12 wk, the DEQ-5 scores for the diquafosol sodium group and the blank control group were 1.88±2.02 and 2.88±2.79, respectively(P=0.079). The diquafosol sodium group demonstrated a significant improvement in DEQ-5 dryness symptom scores(-0.33±0.66 vs. 0.05±0.81, P=0.023)and NIBUT(6.18±3.73 vs. -1.09±4.40 s, P<0.001)at 12 wk. Additionally, the diquafosol sodium group showed no axial length elongation, in contrast to the blank control group, which exhibited elongation(0.00±0.08 vs. 0.05±0.10 mm, P=0.013). No other significant differences were found in the secondary endpoints. No adverse events occurred during the trial.CONCLUSION: Although no statistically significant improvements were noted in the overall DEQ-5 scores, the 3% diquafosol sodium eye drops significantly improved dryness symptoms and NIBUT when compared to the blank control group.
4.Association between exposure to heatwave and sudden death among residents in Jiangsu Province,China
Changkui OU ; Yanling ZHONG ; Rui LI ; Yi LIN ; Ruijun XU ; Tingting LIU ; Tingting WANG ; Hong SUN ; Yuewei LIU
Journal of Public Health and Preventive Medicine 2026;37(1):22-28
Objective To quantitatively assess the exposure-response association between exposure to heatwave and sudden death, estimate the attributable excess deaths, and identify potential vulnerable subgroups. Methods A time-stratified case-crossover study was conducted among residents who died from sudden death in Jiangsu Province, China between 2015 and 2021. Heatwave events in Jiangsu Province, defined using varying relative temperature thresholds and durations, were identified using temperature data from the China Meteorological Administration Land Data Assimilation System (CLDAS V2.0). Individual heatwave exposure was assessed based on each subject's residential address. The exposure-response association between heatwave and sudden death was evaluated using conditional logistic regression model combined with a Distributed Lag Nonlinear Model(DLNM). Heatwave-attributable excess deaths were estimated. Stratified analyses by sex and age were performed to assess potential effect modifications. Results Under all definitions, exposure to heatwave was significantly associated with an increased risk of sudden death, and the risk increased with the intensity of heatwave. Using the P95_3d definition (temperature exceeding the 95th percentile for ≥3 consecutive days), heatwave was significantlyassociated with a 56% increased risk of sudden death (95% CI: 31%, 86%). The population-attributable fraction of sudden death due to heatwave exposure was 1.45% (95% CI: 0.97%, 1.90%). Stratified analyses indicated no statistically significant differences in the association between heatwave exposure and sudden death across age or sex subgroups. Conclusion Heatwave exposure was associated with an increased risk of sudden death. Reducing heatwave exposure during summer may help lower the occurrence of sudden death.
5.Comparison of clinical efficacy of evolocumab and probucol after PCI in patients with ultra-high-risk atherosclerotic cardiovascular disease
Yi YUAN ; Na LI ; Haiying SUN ; Jing SUN ; Yongqiang MA ; Yan WU ; Guohong YANG ; Junxiang LIU
China Pharmacy 2026;37(5):645-649
OBJECTIVE To compare the efficacy and safety of evolocumab and probucol in patients with ultra-high-risk atherosclerotic cardiovascular disease (ASCVD) following percutaneous coronary intervention (PCI). METHODS A retrospective analysis was conducted on 156 ultra-high-risk ASCVD patients who underwent PCI in our institution between January 1, 2023 and December 31, 2024. According to the lipid-lowering regimen, the patients were categorized into evolocumab group ( n =86) and probucol group ( n =70). Changes in lipid parameters [total cholesterol (TC), low-density lipoprot ein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C), triglycerides, lipoprotein (a), and lipid goal achievement rate ] , inflammatory markers [interleukin-6 (IL-6) and C-reactive protein (CRP) ] , and cardiac function indices (left ventricular ejection fraction, left ventricular end-systolic diameter, left ventricular end-diastolic diameter, and N-terminal pro-B-type natriuretic peptide) were compared between two groups at baseline and after 6 months of treatment. The incidence of adverse clinical events during treatment, including acute myocardial infarction, in-stent restenosis, acute heart failure, cerebral hemorrhage, and stroke, was also evaluated. RESULTS No statistically significant differences were observed between the two groups at baseline ( P >0.05). After 6 months of treatment, both groups demonstrated significant improvements in lipid profiles (except HDL-C) and inflammatory markers compared to those at baseline ( P <0.05). The evolocumab group exhibited greater reductions in TC, LDL-C, IL-6, and CRP, along with a higher lipid target achievement rate, compared with the probucol group ( P <0.05). There were no statistically significant differences in the cardiac function-related indicators before and after treatment between the two groups, nor in the incidence of adverse events during the treatment ( P >0.05). CONCLUSIONS For ultra-high-risk ASCVD patients after PCI, both of the above treatment options are associated with improvements in blood lipid and inflammatory response, with good safety during short-term follow-up. Evolocumab shows superior efficacy in TC, LDL-C and inflammatory markers reduction and lipid target achievement, compared to probucol.
6.Laboratorydiagnosis and perinatal blood management of HDFN in a Jr(a-) pregnant woman
Pan XIAO ; Ke SONG ; Wei YANG ; Lingling LI ; Yi LIU ; Chunya MA ; Yang YU
Chinese Journal of Blood Transfusion 2026;39(2):248-255
Objective: To report the antibody identification, blood management during pregnancy and the monitoring process of fetal hemolytic disease of fetus and newborn (HDFN) in a pregnant woman with a history of blood transfusion and pregnancy who developed anti-Jr
. Methods: Saline tube technique and anti-human globulin technique were used for maternal blood typing, unexpected antibody screening and identification, as well as for determining antibody titer and IgG subclasses. PCR-SSP was employed for genotyping of 18 blood group systems. Next-generation sequencing (NGS) was utilized for gene sequencing of 38 blood group systems. Sanger sequencing was applied to verify rare blood group mutations detected by NGS and to investigate the corresponding rare blood group genes in family members. Blood preparation was achieved through anemia management in prenatal clinics and autologous blood collection during pregnancy. The newborn underwent the three primary tests for HDFN and plasma IgG subclass testing. Results: The pregnant woman's blood type was B, RhD positive, with a positive unexpected antibody screen, and the antibody identification pattern was consistent with a high-frequency antigen antibody. Gene sequencing revealed a homozygous ABCG2 c.376C>T mutation in the woman, resulting in the Jr(a-) phenotype, and anti-Jr
antibody was present in her plasma. No compatible Jr(a-) blood was found among family members. The maternal anti-Jr
IgG titer remained stable at 256 during pregnancy, with no detectable IgG1 or IgG3 subclasses against the Jr
antigen. A total of 800 mL of autologous blood was collected in two stages during pregnancy. The newborn was B, RhD positive, Jr(a+), with a positive unexpected antibody screen (anti-Jr
). IgG subclass typing detected no IgG1 or IgG3. The direct antiglobulin test was positive, while the acid elution test was negative. Conclusion: The combination of serology and blood group genetic analysis provides a diagnostic basis for identifying antibodies to high-frequency antigens. Managing perinatal anemia and implementing staged autologous blood storage can secure blood supply for the perioperative period. IgG antibody subclass typing offers a reference for clinical assessment and prevention of HDFN.
7.Zhuluan Decoction Ameliorates Premature Ovarian Insufficiency by Inhibiting Excessive Autophagy of KGN Through Regulation of PI3K/Akt/mTOR Pathway
Yao CHEN ; Sainan TIAN ; Jing ZENG ; Xingxing YI ; Wen'e LIU ; Lei LEI ; Li TANG
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(8):89-98
ObjectiveTo elucidate the underlying mechanism through which Zhuluan decoction suppresses excessive autophagy in human ovarian granulosa cells (KGN) and ameliorates premature ovarian insufficiency (POI) via the phosphatidylinositol 3-kinase (PI3K)/protein kinase B (Akt)/mammalian target of rapamycin (mTOR) signaling pathway. MethodsThe optimal concentration of cyclophosphamide for inducing a POI model in KGN cells was identified via the cell counting kit-8 (CCK-8) assay. Subsequently, the impacts of varying concentrations of Zhuluan decoction-containing serum on the viability of the KGN cell model were assessed. After the optimal drug concentration was determined, KGN cells were categorized into the following groups: blank control (20% blank serum), model (20% blank serum + 5 μmol·L-1 cyclophosphamide), Zhuluan decoction-containing serum (20% Zhuluan decoction-containing serum + 5 μmol·L-1 cyclophosphamide), autophagy inhibitor (20% blank serum + 5 μmol·L-1 cyclophosphamide + 20 μmol·L-1 chloroquine phosphate), autophagy inhibitor + Zhuluan decoction-containing serum (20% Zhuluan decoction-containing serum + 5 μmol·L-1 cyclophosphamide + 20 μmol·L-1 chloroquine phosphate), and estradiol valerate (20% estradiol valerate-containing serum + 5 μmol·L-1 cyclophosphamide). Following 48 hours of incubation, flow cytometry was utilized to measure the apoptosis rate of KGN cells in each group. Western blotting was employed to quantify the protein levels of PI3K, phosphorylated (p)-Akt, Akt, p-mTOR, and mTOR, along with the expression levels of autophagy-related proteins such as Beclin1, autophagy-related 5 homolog (ATG5), and microtubule-associated protein 1 light chain 3 (LC3), in each group. Additionally, monodansylcadaverine (MDC) staining was performed to evaluate the extent of autophagy in each group. ResultsIncubation of KGN cells with 5 μmol·L-1 cyclophosphamide for 48 h successfully established a POI model, marked by a significant inhibition of KGN cell proliferation. Notably, the inhibitory effect of cyclophosphamide on KGN cell proliferation exhibited a positive correlation with its concentration. Zhuluan decoction-containing serum at 20% and 30% promoted cell proliferation and mitigated the inhibitory effect of cyclophosphamide on KGN cell proliferation, with comparable therapeutic efficacy observed at both concentrations. Compared with the blank control group, the model group displayed an elevated apoptosis rate (P<0.01), reduced protein levels of PI3K, p-Akt, and p-mTOR (P<0.01), increased protein levels of Beclin1, LC3, and ATG5 (P<0.01), no significant alterations in the protein levels of Akt and mTOR, and an enhanced MDC autophagy fluorescence intensity (P<0.01). In comparison to that the model group, the apoptosis rates in the blank control group, model group, Zhuluan decoction-containing serum group, autophagy inhibitor group, autophagy inhibitor + Zhuluan decoction-containing serum group, and estradiol valerate group all reduced (P<0.05, P<0.01), with the most pronounced reduction observed in the autophagy inhibitor + Zhuluan decoction-containing serum group. The protein levels of PI3K, p-Akt, and p-mTOR were higher in other groups than in the model group (P<0.05, P<0.01), being the highest in the autophagy inhibitor + Zhuluan decoctio-containing serum group (P<0.01). The protein levels of Beclin1 and ATG5 were lower in other groups than in the model group (P<0.05, P<0.01). The expression level of LC3 declined in the Zhuluan decoction-containing serum group and the estradiol valerate group (P<0.05, P<0.01), while it decreased without statistical significance in the autophagy inhibitor group and the autophagy inhibitor + Zhuluan decoction-containing serum group. ConclusionZhuluan decoction may activate the PI3K/Akt/mTOR pathway to inhibit excessive autophagy and counteract the detrimental effects of cyclophosphamide on the KGN cell model, thus managing POI.
8.Zhuluan Decoction Ameliorates Premature Ovarian Insufficiency by Inhibiting Excessive Autophagy of KGN Through Regulation of PI3K/Akt/mTOR Pathway
Yao CHEN ; Sainan TIAN ; Jing ZENG ; Xingxing YI ; Wen'e LIU ; Lei LEI ; Li TANG
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(8):89-98
ObjectiveTo elucidate the underlying mechanism through which Zhuluan decoction suppresses excessive autophagy in human ovarian granulosa cells (KGN) and ameliorates premature ovarian insufficiency (POI) via the phosphatidylinositol 3-kinase (PI3K)/protein kinase B (Akt)/mammalian target of rapamycin (mTOR) signaling pathway. MethodsThe optimal concentration of cyclophosphamide for inducing a POI model in KGN cells was identified via the cell counting kit-8 (CCK-8) assay. Subsequently, the impacts of varying concentrations of Zhuluan decoction-containing serum on the viability of the KGN cell model were assessed. After the optimal drug concentration was determined, KGN cells were categorized into the following groups: blank control (20% blank serum), model (20% blank serum + 5 μmol·L-1 cyclophosphamide), Zhuluan decoction-containing serum (20% Zhuluan decoction-containing serum + 5 μmol·L-1 cyclophosphamide), autophagy inhibitor (20% blank serum + 5 μmol·L-1 cyclophosphamide + 20 μmol·L-1 chloroquine phosphate), autophagy inhibitor + Zhuluan decoction-containing serum (20% Zhuluan decoction-containing serum + 5 μmol·L-1 cyclophosphamide + 20 μmol·L-1 chloroquine phosphate), and estradiol valerate (20% estradiol valerate-containing serum + 5 μmol·L-1 cyclophosphamide). Following 48 hours of incubation, flow cytometry was utilized to measure the apoptosis rate of KGN cells in each group. Western blotting was employed to quantify the protein levels of PI3K, phosphorylated (p)-Akt, Akt, p-mTOR, and mTOR, along with the expression levels of autophagy-related proteins such as Beclin1, autophagy-related 5 homolog (ATG5), and microtubule-associated protein 1 light chain 3 (LC3), in each group. Additionally, monodansylcadaverine (MDC) staining was performed to evaluate the extent of autophagy in each group. ResultsIncubation of KGN cells with 5 μmol·L-1 cyclophosphamide for 48 h successfully established a POI model, marked by a significant inhibition of KGN cell proliferation. Notably, the inhibitory effect of cyclophosphamide on KGN cell proliferation exhibited a positive correlation with its concentration. Zhuluan decoction-containing serum at 20% and 30% promoted cell proliferation and mitigated the inhibitory effect of cyclophosphamide on KGN cell proliferation, with comparable therapeutic efficacy observed at both concentrations. Compared with the blank control group, the model group displayed an elevated apoptosis rate (P<0.01), reduced protein levels of PI3K, p-Akt, and p-mTOR (P<0.01), increased protein levels of Beclin1, LC3, and ATG5 (P<0.01), no significant alterations in the protein levels of Akt and mTOR, and an enhanced MDC autophagy fluorescence intensity (P<0.01). In comparison to that the model group, the apoptosis rates in the blank control group, model group, Zhuluan decoction-containing serum group, autophagy inhibitor group, autophagy inhibitor + Zhuluan decoction-containing serum group, and estradiol valerate group all reduced (P<0.05, P<0.01), with the most pronounced reduction observed in the autophagy inhibitor + Zhuluan decoction-containing serum group. The protein levels of PI3K, p-Akt, and p-mTOR were higher in other groups than in the model group (P<0.05, P<0.01), being the highest in the autophagy inhibitor + Zhuluan decoctio-containing serum group (P<0.01). The protein levels of Beclin1 and ATG5 were lower in other groups than in the model group (P<0.05, P<0.01). The expression level of LC3 declined in the Zhuluan decoction-containing serum group and the estradiol valerate group (P<0.05, P<0.01), while it decreased without statistical significance in the autophagy inhibitor group and the autophagy inhibitor + Zhuluan decoction-containing serum group. ConclusionZhuluan decoction may activate the PI3K/Akt/mTOR pathway to inhibit excessive autophagy and counteract the detrimental effects of cyclophosphamide on the KGN cell model, thus managing POI.
9.The prognostic value and immune regulatory role of BRF1 in pan-cancer, and its function in esophageal squamous cell carcinoma
Jianxin XU ; Zihao LI ; Wang LÜ ; ; Zhiyang XU ; Yunfeng YI ; Songlin CHEN ; Jian HU ; Luming WANG
Chinese Journal of Clinical Thoracic and Cardiovascular Surgery 2026;33(01):122-131
Objective To investigate the expression profile, prognostic value, gene co-expression network, and immunomodulatory role of BRF1 in a pan-cancer context, and to explore its biological functions and molecular regulatory mechanisms in esophageal squamous cell carcinoma (ESCC). Methods The pan-cancer dataset from The Cancer Genome Atlas (TCGA) was utilized to analyze the differential expression of BRF1 in tumor versus normal tissues, its association with patient survival, pathway enrichment for co-expressed genes, and immune features (including immune checkpoints, cytokines, and immune cell infiltration). The expression profile of BRF1 in ESCC was validated using the Gene Expression Omnibus (GEO) database. In vitro, BRF1 was knocked down in ESCC cells using siRNA. Cell proliferation and migration were assessed by MTT and Transwell assays, respectively. The expression levels of proliferation- and migration-related proteins were detected by Western blotting. The correlation between BRF1 and ferroptosis was analyzed using TCGA data. Results BRF1 was significantly upregulated in over 20 types of cancer, and its high expression was associated with poor prognosis in patients with adrenocortical carcinoma and prostate adenocarcinoma. BRF1 was found to positively regulate the T-cell-mediated cell death pathway in esophageal adenocarcinoma and was associated with the circadian rhythm regulation pathway in pancreatic adenocarcinoma. The correlation of BRF1 with immune checkpoints, cytokine networks, and immune cell infiltration was found to be cancer type-specific. In vitro experiments demonstrated that knocking down BRF1 significantly inhibited the proliferation of ESCC cells, accompanied by the downregulation of the proliferation marker PCNA. Cell migration was also significantly impaired, with decreased expression of Vimentin and MMPs and increased expression of E-cadherin. Furthermore, the expression of BRF1 was positively correlated with that of ferroptosis-antagonizing genes, such as GPX4, HSPA5, and SLC7A11. Conclusion BRF1 plays complex roles in pan-cancer, participating in the regulation of tumorigenesis, progression, and immune infiltration. BRF1 promotes the proliferation and migration of ESCC cells, a mechanism potentially associated with the regulation of ferroptosis resistance. These findings suggest that BRF1 could be a potential therapeutic target for ESCC.
10.Modified Morrow procedure for the treatment of hypertrophic obstructive cardiomyopathy: A single-center retrospective study in 318 patients
Jie LI ; Fan WENG ; Nan CHEN ; Yongxin SUN ; Changfa GUO ; Chunsheng WANG ; Yi LIN ; Wenjun DING
Chinese Journal of Clinical Thoracic and Cardiovascular Surgery 2026;33(03):431-437
Objective To summarize the clinical efficacy of modified Morrow surgery in the treatment of hypertrophic obstructive cardiomyopathy. Methods A retrospective analysis was conducted on the clinical data of patients with hypertrophic obstructive cardiomyopathy treated with modified Morrow surgery at Zhongshan Hospital Affiliated to Fudan University from 2020 to 2023. Results A total of 318 patients were enrolled, including 156 males and 162 females, with an average age of (55.6±13.1) years. Preoperative echocardiography showed a mean interventricular septal thickness of (18.1±3.8) mm, peak left ventricular outflow tract pressure difference of (86.4±24.9) mm Hg. The surgery time was (162.3±51.0) min, extracorporeal circulation time was (80.9±31.0) min, and aortic occlusion time was (44.8±20.8) min. After the surgery, transesophageal echocardiography showed that the interventricular septal thickness was (11.0±1.8) mm and left ventricular outflow tract peak pressure difference was (9.4±5.1) mm Hg. The incidence rate of postoperative complete left bundle branch block was 45.3%, Ⅲ° atrioventricular block was 3.8%, and postoperative newly developed atrial fibrillation was 3.1%. The postoperative hospital stay was (6.6±4.9) days, and one perioperative death occurred, with a mortality rate of 0.3%. The follow-up time was (10.3±9.4) months, during which the transthoracic echocardiography revealed a ventricular septal thickness of (12.9±2.9) mm and a peak left ventricular outflow tract pressure difference of (13.9±10.0) mm Hg. Conclusion The modified Morrow procedure for the treatment of hypertrophic obstructive cardiomyopathy is safe and effective, with good results in the short and medium term.


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