1.Mechanism of Daotan Xixin Decoction in treating APP/PS1 mice based on high-throughput sequencing technology and bioinformatics analysis.
Bo-Lun CHEN ; Jian-Zheng LU ; Xin-Mei ZHOU ; Xiao-Dong WEN ; Yuan-Jing JIANG ; Ning LUO
China Journal of Chinese Materia Medica 2025;50(2):301-313
This study aims to investigate the therapeutic effect and mechanism of Daotan Xixin Decoction on APP/PS1 mice. Twelve APP/PS1 male mice were randomized into four groups: APP/PS1 and low-, medium-, and high-dose Daotan Xixin Decoction. Three C57BL/6 wild-type mice were used as the control group. The learning and memory abilities of mice in each group were examined by the Morris water maze test. The pathological changes of hippocampal nerve cells were observed by hematoxylin-eosin staining and Nissl staining. Immunohistochemistry was employed to detect the expression of β-amyloid(Aβ)_(1-42) in the hippocampal tissue. The high-dose Daotan Xixin Decoction group with significant therapeutic effects and the model group were selected for high-throughput sequencing. The differentially expressed gene(DEG) analysis, Gene Ontology(GO) analysis, Kyoto Encyclopedia of Genes and Genomes(KEGG) pathway enrichment analysis, and Gene Set Variation Analysis(GSVA) were performed on the sequencing results. RT-qPCR and Western blot were conducted to determine the mRNA and protein levels, respectively, of some DEGs. Compared with the APP/PS1 group, Daotan Xixin Decoction at different doses significantly improved the learning and memory abilities of APP/PS1 mice, ameliorated the neuropathological damage in the CA1 region of the hippocampus, increased the number of neurons, and decreased the deposition of Aβ_(1-42) in the brain. A total of 1 240 DEGs were screened out, including 634 genes with up-regulated expression and 606 genes with down-regulated expression. The GO analysis predicted the biological processes including RNA splicing and protein folding, the cellular components including spliceosome complexes and nuclear spots, and the molecular functions including unfolded protein binding and heat shock protein binding. The KEGG pathway enrichment analysis revealed the involvement of neurodegenerative disease pathways, amyotrophic lateral sclerosis, and splicing complexes. Further GSVA pathway enrichment analysis showed that the down-regulated pathways involved nuclear factor-κB(NF-κB)-mediated tumor necrosis factor-α(TNF-α) signaling pathway, UV response, and unfolded protein response, while the up-regulated pathways involved the Wnt/β-catenin signaling pathway. The results of RT-qPCR and Western blot showed that compared with the APP/PS1 group, Daotan Xixin Decoction at different doses down-regulated the mRNA and protein levels of signal transducer and activator of transcription 3(STAT3), NF-κB, and interleukin-6(IL-6) in the hippocampus. In conclusion, Daotan Xixin Decoction can improve the learning and memory abilities of APP/PS1 mice by regulating the STAT3/NF-κB/IL-6 signaling pathway.
Animals
;
Drugs, Chinese Herbal/administration & dosage*
;
Mice
;
Male
;
Alzheimer Disease/metabolism*
;
Computational Biology
;
Mice, Inbred C57BL
;
High-Throughput Nucleotide Sequencing
;
Amyloid beta-Protein Precursor/metabolism*
;
Hippocampus/metabolism*
;
Mice, Transgenic
;
Presenilin-1/metabolism*
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Humans
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Memory/drug effects*
;
Maze Learning/drug effects*
;
Amyloid beta-Peptides/genetics*
;
Disease Models, Animal
2.Association among seminal oxidation-reduction potential, sperm DNA fragments and semen parameters in patients with varicocele.
Xiao-Chuan GUAN ; Yue-Xin YU ; Ning ZHANG ; Jing ZHOU ; Jia-Ping YU ; Yu WANG ; Xing-Chi LIU ; Bo-Lun WANG
National Journal of Andrology 2025;31(7):591-596
OBJECTIVE:
To investigate the relationship among seminal oxidation-reduction potential (nORP), sperm DNA fragmentation (DFI) and semen parameters in patients with varicocele.
METHODS:
Clinical data of 522 patients treated in the reproductive andrology clinic of the Northern Theater General Hospital from November 2023 to December 2023 were retrospectively analyzed, including 435 men of childbearing age and 87 men of infertile age. The patients were divided into the varicocele group (n=116) and non-varicocele group (n=406) according to clinical diagnosis. The differences of seminal plasma nORP, DFI, sperm high DNA stain ability (HDS) and semen parameters were analyzed between the two groups. The relationship among general clinical data, seminal plasma nORP, semen parameters, DFI and HDS in patients with varicocele were further analyzed. According to the severity of varicocele, the patients were divided into three groups, including mild, moderate and severe. And the differences of seminal plasma nORP and semen parameters, DFI and HDS among all groups were analyzed. The differences of seminal plasma nORP, semen parameters, DFI and HDS were compared between the varicocele and non-varicocele groups.
RESULTS:
The total sperm count, sperm concentration, progressive motility sperm percentage (PR%) and normal sperm morphology rate (NSMR) in patients with varicocele were significantly lower than those in control group (P<0.05). And seminal plasma nORP, DFI and HDS in patients with varicocele were significantly higher than those in control group (P<0.05). Seminal plasma nORP in patients with varicocele was significantly negatively correlated with total sperm, sperm concentration and NSMR (P<0.05), and significantly positively correlated with DFI and HDS (P<0.05). There were significant differences in nORP, total sperm count, sperm concentration, PR%, DFI and HDS among mild, moderate and severe varicocele groups (P<0.05). Seminal plasma nORP, sperm concentration, PR% and DFI in severe group were significantly lower than those in mild and moderate groups(P<0.05). Sperm count and HDS in severe group were significantly lower than those in mild group (P<0.05). In infertile patients, seminal plasma nORP, DFI and HDS in varicocele group were significantly higher than those in control group (P<0.05). And PR% in varicocele group was significantly lower than that in control group (P<0.05).
CONCLUSIONS
Seminal plasma nORP in patients with varicocele may be an important marker of oxidative stress affecting DFI and semen parameters.
Humans
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Male
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Varicocele/metabolism*
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Semen/metabolism*
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Spermatozoa
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Sperm Count
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Infertility, Male
;
Retrospective Studies
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DNA Fragmentation
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Oxidation-Reduction
;
Semen Analysis
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Adult
;
Sperm Motility
3.Shexiang Tongxin Dropping Pill Improves Stable Angina Patients with Phlegm-Heat and Blood-Stasis Syndrome: A Multicenter, Randomized, Double-Blind, Placebo-Controlled Trial.
Ying-Qiang ZHAO ; Yong-Fa XING ; Ke-Yong ZOU ; Wei-Dong JIANG ; Ting-Hai DU ; Bo CHEN ; Bao-Ping YANG ; Bai-Ming QU ; Li-Yue WANG ; Gui-Hong GONG ; Yan-Ling SUN ; Li-Qi WANG ; Gao-Feng ZHOU ; Yu-Gang DONG ; Min CHEN ; Xue-Juan ZHANG ; Tian-Lun YANG ; Min-Zhou ZHANG ; Ming-Jun ZHAO ; Yue DENG ; Chang-Jiang XIAO ; Lin WANG ; Bao-He WANG
Chinese journal of integrative medicine 2025;31(8):685-693
OBJECTIVE:
To evaluate the efficacy and safety of Shexiang Tongxin Dropping Pill (STDP) in treating stable angina patients with phlegm-heat and blood-stasis syndrome by exercise duration and metabolic equivalents.
METHODS:
This multicenter, randomized, double-blind, placebo-controlled clinical trial enrolled stable angina patients with phlegm-heat and blood-stasis syndrome from 22 hospitals. They were randomized 1:1 to STDP (35 mg/pill, 6 pills per day) or placebo for 56 days. The primary outcome was the exercise duration and metabolic equivalents (METs) assessed by the standard Bruce exercise treadmill test after 56 days of treatment. The secondary outcomes included the total angina symptom score, Chinese medicine (CM) symptom scores, Seattle Angina Questionnaire (SAQ) scores, changes in ST-T on electrocardiogram and adverse events (AEs).
RESULTS:
This trial enrolled 309 patients, including 155 and 154 in the STDP and placebo groups, respectively. STDP significantly prolonged exercise duration with an increase of 51.0 s, compared to a decrease of 12.0 s with placebo (change rate: -11.1% vs. 3.2%, P<0.01). The increase in METs was significantly greater in the STDP group than in the placebo group (change: -0.4 vs. 0.0, change rate: -5.0% vs. 0.0%, P<0.01). The improvement of total angina symptom scores (25.0% vs. 0.0%), CM symptom scores (38.7% vs. 11.8%), reduction of nitroglycerin consumption (100.0% vs. 11.3%), and all domains of SAQ, were significantly greater with STDP than placebo (all P<0.01). The changes in Q-T intervals at 28 and 56 days from baseline were similar between the two groups (both P>0.05). Twenty-five participants (16.3%) with STDP and 16 (10.5%) with placebo experienced AEs (P=0.131), with no serious AEs observed.
CONCLUSION
STDP could improve exercise tolerance in patients with stable angina and phlegm-heat and blood stasis syndrome, with a favorable safety profile. (Registration No. ChiCTR-IPR-15006020).
Humans
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Double-Blind Method
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Drugs, Chinese Herbal/adverse effects*
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Male
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Female
;
Middle Aged
;
Angina, Stable/physiopathology*
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Aged
;
Syndrome
;
Treatment Outcome
;
Placebos
;
Tablets
4.Meta-analysis of the effects of ABCB1 genotype on the efficacy and safety of taxanes in the treatment of breast cancer
Shufang ZHANG ; Yan LI ; Lun LIU ; Xiaoning GENG ; Bo ZHOU ; Zhongtao ZHANG ; Fulei LIU
China Pharmacy 2024;35(10):1254-1259
OBJECTIVE To evaluate the effects of ABCB1 genotypes on the efficacy and safety of taxanes in the treatment of breast cancer. METHODS By searching Embase,the Cochrane Library, PubMed, CNKI, and Wanfang databases, cohort studies and case-control studies about taxanes in the treatment of breast cancer were collected from the establishment of the database to July 2023. After screeningliterature, extracting data and evaluating quality, meta-analysis was performed by using RevMan 5.3 software. RESULTS A total of 11 studies were included, involving 1 321 patients. There was no correlation between the three genotypes and effective rate, the incidence of myelosuppression, the incidence of neurotoxicity (except for the allele and recessive model of ABCB1 C1236T), and the incidence of hypersensitivity reactions (P>0.05). The subgroup analysis showed that there was a correlation between ABCB1 C1236T dominant model and effective rate when using anthracyclines+5-fluorouracil+cyclophosphamide+taxanes (P<0.05), there was a correlation between ABCB1 C3435T recessive model and effective rate when using taxanes+trastuzumab (P<0.05). ABCB1 C1236T allele model and recessive model were correlated with sample size ≥100 and using cyclophosphamide+epirubicin+5- fluorouracil+paclitaxel or cyclophosphamide+epirubicin+paclitaxel+trastuzumab or cyclophosphamide+epirubicin+5-fluorouracil+ trastuzumab+paclitaxel regimens; recessive model with sample size <100 and the African region were correlated with the incidence of peripheral neuropathy; recessive model was correlated with cutaneous adverse reactions (P<0.05). ABCB1 C3435T recessive model was correlated with the incidence of reduced neutrophil count with sample size ≥100; the incidence of white blood cell count reduction with sample size <100 and using docetaxel+epirubicin+cyclophosphamide was correlated with both the allele model and the dominant model; the incidence of infections was correlated with the dominant model (P<0.05). The incidence of neutrophil count reduction with the sample size <100 was correlated with allele model of ABCB1 G2677T/A; the incidence of edema with sample size ≥100 was correlated with allele model and recessive model; the incidence of infection was correlated with allele model and dominant model, especially in patients with neutrophil count complicated with fever (P<0.05). CONCLUSIONS ABCB1 genotypes are not correlated with effective rate of taxanes in the treatment of breast cancer, but ABCB1 C3435T genotype is associated with decreased neutrophil counts, decreased white blood cell counts and infections; ABCB1 C1236T genotype is associated with neurotoxicity and cutaneous adverse reactions; ABCB1 G2677T/A genotype is associated with decreased neutrophil counts, infections, and edema.
5.Ethanol extract of Herpetospermum caudigerum Wall ameliorates psoriasis-like skin inflammation and promotes degradation of keratinocyte-derived ICAM-1 and CXCL9.
Ya ZHONG ; Bo-Wen ZHANG ; Jin-Tao LI ; Xin ZENG ; Jun-Xia PEI ; Ya-Mei ZHANG ; Yi-Xi YANG ; Fu-Lun LI ; Yu DENG ; Qi ZHAO
Journal of Integrative Medicine 2023;21(6):584-592
OBJECTIVE:
To explore whether the ethanol extract of Herpetospermum caudigerum Wall (EHC), a Xizang medicinal plant traditionally used for treating liver diseases, can improve imiquimod-induced psoriasis-like skin inflammation.
METHODS:
Immunohistochemistry and immunofluorescence staining were used to determine the effects of topical EHC use in vivo on the skin pathology of imiquimod-induced psoriasis in mice. The protein levels of interferon-γ (IFN-γ), tumor necrosis factor-α (TNF-α), and interleukin-17A (IL-17A) in mouse skin samples were examined using immunohistochemical staining. In vitro, IFN-γ-induced HaCaT cells with or without EHC treatment were used to evaluate the expression of keratinocyte-derived intercellular cell adhesion molecule-1 (ICAM-1) and chemokine CXC ligand 9 (CXCL9) using Western blotting and reverse transcription-quantitative polymerase chain reaction. The protein synthesis inhibitor cycloheximide and proteasome inhibitor MG132 were utilized to validate the EHC-mediated mechanism underlying degradation of ICAM-1 and CXCL9.
RESULTS:
EHC improved inflammation in the imiquimod-induced psoriasis mouse model and reduced the levels of IFN-γ, TNF-α, and IL-17A in psoriatic lesions. Treatment with EHC also suppressed ICAM-1 and CXCL9 in epidermal keratinocytes. Further mechanistic studies revealed that EHC suppressed keratinocyte-derived ICAM-1 and CXCL9 by promoting ubiquitin-proteasome-mediated protein degradation rather than transcriptional repression. Seven primary compounds including ehletianol C, dehydrodiconiferyl alcohol, herpetrione, herpetin, herpetotriol, herpetetrone and herpetetrol were identified from the EHC using ultra-performance liquid chromatography-quadrupole-time of flight-mass spectrometry.
CONCLUSION
Topical application of EHC ameliorates psoriasis-like skin symptoms and improves the inflammation at the lesion sites. Please cite this article as: Zhong Y, Zhang BW, Li JT, Zeng X, Pei JX, Zhang YM, Yang YX, Li FL, Deng Y, Zhao Q. Ethanol extract of Herpetospermum caudigerum Wall ameliorates psoriasis-like skin inflammation and promotes degradation of keratinocyte-derived ICAM-1 and CXCL9. J Integr Med. 2023; 21(6): 584-592.
Animals
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Mice
;
Interleukin-17/metabolism*
;
Intercellular Adhesion Molecule-1
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Imiquimod/adverse effects*
;
Tumor Necrosis Factor-alpha/metabolism*
;
Ligands
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Psoriasis/chemically induced*
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Keratinocytes
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Inflammation/drug therapy*
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Chemokines/metabolism*
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Interferon-gamma/metabolism*
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Disease Models, Animal
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Mice, Inbred BALB C
6.Functional recompensation during decompensated-stage cirrhosis.
Chinese Journal of Hepatology 2023;31(7):681-683
Recent studies suggest that recompensation of liver function appears in decompensated cirrhosis after effective treatment. However, liver function recompensation degree, recompensation evaluation diagnostic criteria, how to predict recompensation from the perspective of liver function, and others still need to be further explored. Therefore, functional recompensation is explored here from the perspective of decompensated-stage cirrhosis.
Humans
;
Liver Cirrhosis
;
Treatment Outcome
7.Chinese expert consensus on the technical standard of direct anterior hip arthroplasty for elderly femoral neck fracture (version 2023)
Zhonghua XU ; Lun TAO ; Zaiyang LIU ; Yang LI ; Jie LI ; Jun ZHANG ; Xia ZHANG ; Min WANG ; Changqing LI ; Guangxing CHEN ; Liu YANG ; Dawei ZHANG ; Xiaorui CAO ; Guoqiang ZHANG ; Pingyue LI ; Nirong BAO ; Chuan LI ; Shenghu ZHOU ; Zhengqi CHANG ; Bo WU ; Wenwei QIAN ; Weiguo WANG ; Ming LYU ; Hao TANG ; Hu LI ; Chuan HE ; Yunsu CHEN ; Huiwu LI ; Ning HU ; Mao NIE ; Feng XIE ; Zhidong CAO ; Pengde KANG ; Yan SI ; Chen ZHU ; Weihua XU ; Xianzhe LIU ; Xinzhan MAO ; Jie XIE ; Xiaogang ZHANG ; Boyong XU ; Pei YANG ; Wei WANG ; Xiaofeng LI ; Eryou FENG ; Zhen ZHANG ; Baoyi LIU ; Jianbing MA ; Hui LI ; Yuanchen MA ; Li SUN ; Zhifeng ZHANG ; Shuo GENG ; Guanbao LI ; Yuji WANG ; Erhu LI ; Zongke ZHOU ; Wei HUANG ; Yixin ZHOU ; Li CAO ; Wei CHAI ; Yan XIONG ; Yuan ZHANG
Chinese Journal of Trauma 2023;39(11):961-973
Femoral neck fracture (FNF) in the elderly patients is currently a major health challenge worldwide, with excessive consumption of medical resources, high incidence of complications as well as suboptimal outcome and prognosis. Hip joint arthroplasty (HJA) has been the mainstream treatment for FNF in the elderly, but the conventional surgical approaches and techniques are still confronted with a series of bottlenecks such as dislocation, limp and limb length discrepancy. In recent years, direct anterior approach (DAA) for HJA (DAA-HJA) has been a major new choice in the field of joint replacement, which achieves improved clinical effectiveness of HJA in the treatment of elderly FNF, due to the fact that DAA approach involves the neuromuscular interface and accords with the idea of soft tissue retention and enhanced recovery after surgery. However, there is still a lack of unified understanding of standard technique and procedure of DAA-HJA in the treatment of elderly FNF. Therefore, relevant experts from the Hip Joint Group of Chinese Orthopedics Association of Chinese Medical Association, Youth Arthrology Group of Orthopedic Committee of PLA, Orthopedic Committee of Chongqing Medical Association, Branch of Orthopedic Surgeons of Chongqing Medical Doctor Association and Sport Medicine Committee of Chongqing Medical Association were organized to formulate the " Chinese expert consensus on the technical standard of direct anterior hip arthroplasty for elderly femoral neck fracture ( version 2023)" based on evidence-based medicine. This consensus mainly proposed 13 recommendations covering indications, surgical plans, prosthesis selections, surgical techniques and processes, and postoperative management of DAA-HJA in elderly patients with FNF, aiming to promote standardized, systematic and patient-specific diagnosis and treatment to improve the functional prognosis of the patients.
8.Expert consensus on clinical application of GBE50 Dispersible Tablets for ischemic cardiovascular and cerebrovascular diseases.
Wen-Ming YANG ; Han WANG ; Su-Lun SUN ; Yun-Ling ZHANG ; Xiao-Hu CHEN ; Jian-Qi LU ; Bo-Shui WU ; Jian-Ning SUN ; Wei CHEN ; Lu-Lu TANG ; The Editorial Team REPRESENTED
China Journal of Chinese Materia Medica 2022;47(2):301-305
Ginkgo biloba Extract( GBE50) Dispersible Tablets is a new standardized prescription,which is widely used in the treatment of ischemic cardiovascular and cerebrovascular diseases. However,there are still many problems in its clinical application.Rational and safe use of GBE50 Dispersible Tablets is pivotal to the medication safety and clinical prognosis of patients. This consensus has been jointly formulated by clinical experts of traditional Chinese medicine and western medicine in cardiovascular and cerebrovascular diseases and followed the Manual for the Clinical Experts Consensus of Chinese Patent Medicine published by the China Association of Chinese Medicine. The present study identified clinical problems based on clinical investigation,searched the research papers according to PICO clinical problems,carried out evidence evaluation,classification,and recommendation by GRADE system,and reached the expert consensus with nominal group technique. The consensus combines evidence with expert experience. Sufficient evidence of clinical problems corresponds to " recommendations",while insufficient evidence to " suggestions". Safety issues of GBE50 Dispersible Tablets,such as indications,usage and dosage,and medication for special populations,are defined to improve clinical efficacy,promote rational medication,and reduce drug risks. This consensus needs to be revised based on emerging clinical issues and evidencebased updates in practical applications in the future.
Cerebrovascular Disorders/drug therapy*
;
Consensus
;
Drugs, Chinese Herbal/therapeutic use*
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Humans
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Medicine, Chinese Traditional
;
Tablets
9.Ultrasound-Guided Continuous Thoracic Paravertebral Block Improves Patient's Quality of Recovery After Open Hepatectomy: A Randomized, Double-Blind, Placebo-Controlled Trial.
Xu-Lei CUI ; Nan XU ; Zhi-Yong ZHANG ; Bo ZHU ; Yue-Lun ZHANG ; Yong-Chang ZHENG ; Shun-da DU ; Yi-Lei MAO ; Xin-Ting SANG ; Yu-Guang HUANG
Chinese Medical Sciences Journal 2022;37(1):15-22
Background Ultrasound-guided continuous thoracic paravertebral block can provide pain-relieving and opioid-sparing effects in patients receiving open hepatectomy. We hypothesize that these effects may improve the quality of recovery (QoR) after open hepatectomy. Methods Seventy-six patients undergoing open hepatectomy were randomized to receive a continuous thoracic paravertebral block with ropivacaine (CTPVB group) or normal saline (control group). All patients received patient-controlled intravenous analgesia with morphine postoperatively for 48 hours. The primary outcome was the global Chinese 15-item Quality of Recovery score on postoperative day 7, which was statistically analyzed using Student's t-test. Results Thirty-six patients in the CTPVB group and 37 in the control group completed the study. Compared to the control group, the CTPVB group had significantly increased global Chinese 15-item Quality of Recovery scores (133.14 ± 12.97 vs. 122.62 ± 14.89, P = 0.002) on postoperative day 7. Postoperative pain scores and cumulative morphine consumption were significantly lower for up to 8 and 48 hours (P < 0.05; P = 0.002), respectively, in the CTPVB group. Conclusion Perioperative CTPVB markably promotes patient's QoR after open hepatectomy with a profound analgesic effect in the early postoperative period.
Anesthetics, Local/therapeutic use*
;
Double-Blind Method
;
Hepatectomy/adverse effects*
;
Humans
;
Morphine/therapeutic use*
;
Pain Measurement
;
Pain, Postoperative/etiology*
;
Ultrasonography, Interventional
10.Comparison of follow-up treatment regimens for colorectal cancer liver metastases without objective response to neoadjuvant chemotherapy: direct surgery or surgery after second-line chemotherapy.
Xue Yan LYU ; Xin Yu BI ; Hong ZHAO ; Qi Chen CHEN ; Zhi Wen LUO ; Bo Lun ZHANG ; Xiao Shi ZHANG ; Jian Qiang CAI
Chinese Journal of Surgery 2022;60(5):454-460
Objective: To compare the effect of direct surgery or surgery after second-line chemotherapy for colorectal cancer patients with liver metastases who did not achieve objective remission after neoadjuvant chemotherapy. Methods: A retrospective case cohort study was used. The clinical and pathological data of 107 patients with colorectal cancer liver metastases who did not achieve objective response to neoadjuvant chemotherapy at Department of Hepatobiliary Surgery,Cancer Hospital,Chinese Academy of Medical Sciences from December 2008 to December 2016 were retrospectively collected. There were 71 males and 36 females, median age was 57 years (range: 28 to 79 years). According to the different treatment regimens after neoadjuvant chemotherapy,107 cases were divided into a direct surgery group (direct group,n=65) and an operation after receiving second-line chemotherapy group (second-line group,n=42). The propensity score matching(PSM) of the Logistic regression model was used to match the bilobar distribution of liver metastases and the number of first-line chemotherapy cycles in the two groups of patients. The caliper value was set to 0.10 and the matching ratio was 1∶2. T test, Mann-Whitney U test, χ2 test or Fisher's exat test was used to analyzed the data between the tuo groups, respectively. Survival analysis design was used to investigate the difference in prognosis between the two groups of patients. Results: The follow-up time(M(IQR)) was 56.3(34.3) months (range: 2.1 to 95.0 months),and all patients were followed up. After PSM,there were 28 cases in the direct group and 42 cases in the second-line group, there were no significant differences in whether R0 resection was feasible,blood loss,blood transfusion,postoperative complications and postoperative hospital stay between the two groups (all P>0.05). The 1,3,and 5-year progression-free survival(PFS) rates of the direct group were 40.0%,16.5%,and 11.0%,and the 1,3,and 5-year overall survival(OS) rates were 98.5%,61.2%,and 41.4%,respectively, the second-line group 1,3,5 years PFS rates were 35.7%,14.3%,14.3%,1,3,5-year OS rate were 95.2%,55.1%,44.4%,respectively. The median PFS time of the direct group and the second-line group was 8.5 months and 7.5 months,respectively,and the difference was not statistically significant (P=0.826). The median OS time of the direct group and the second-line group were 33.8 months and 46.9 months,respectively. The difference was not statistically significant(P=0.646).The median PFS time of the direct group and second-line chemotherapy complete remission and partial remission group(CR/PR group) was 10.2 months and 9.1 months,respectively,and the difference was not statistically significant(P=0.669). The median OS time of the direct group and the second-line CR/PR group was 51.0 months and 46.9 months,respectively,and the difference was not statistically significant(P=0.427). The results of survival analysis suggested that major liver resection was an independent prognosis factor for PFS (HR=1.809,95%CI: 1.067 to 3.067,P=0.028) and OS(HR=2.751,95%CI: 1.317 to 5.747,P=0.007). Second-line chemotherapy was not an independent prognostic factor for PFS (HR=0.945, 95%CI:0.570 to 1.567,P=0.828) and OS (HR=0.866,95%CI: 0.468 to 1.602,P=0.646). Conclusions: There is no significant difference in the short-term outcome and long-term prognosis between direct surgery patients and second-line chemotherapy followed by surgery. Second-line chemotherapy is not an independent prognostic factor for colorectal cancer liver metastases patients who fail to achieve objective response after neoadjuvant chemotherapy.
Antineoplastic Combined Chemotherapy Protocols/therapeutic use*
;
Cohort Studies
;
Colorectal Neoplasms/pathology*
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Female
;
Follow-Up Studies
;
Humans
;
Liver Neoplasms/secondary*
;
Male
;
Middle Aged
;
Neoadjuvant Therapy
;
Prognosis
;
Retrospective Studies

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