1.Comparison of Reduced Port Gastrectomy and Multiport Gastrectomy in Korea: Ad Hoc Analysis and Nationwide Survey on Gastric Cancer 2019
Duyeong HWANG ; Mira YOO ; Guan Hong MIN ; Eunju LEE ; So Hyun KANG ; Young Suk PARK ; Sang-Hoon AHN ; Hyung-Ho KIM ; Yun-Suhk SUH ;
Journal of Gastric Cancer 2025;25(2):330-342
Purpose:
This study aimed to evaluate the outcomes and current status of reduced-port laparoscopic distal gastrectomy (RLDG) compared with multiport laparoscopic distal gastrectomy (MLDG) based on a 2019 nationwide survey of surgical gastric cancer treatments by the Korean Gastric Cancer Association (KGCA).
Materials and Methods:
The study was conducted retrospectively from March to December 2020 using data from the 2019 KGCA nationwide survey database. To compare RLDG and MLDG based on age, sex, body mass index, American Society of Anesthesiologists score, histological type, tumor invasion, and lymph node metastasis, propensity score matching was performed.
Results:
Of the 14,076 registered patients with gastric cancer, the five-port approach was the most favored for multiport gastrectomy, accounting for 6,396 (70.9%) cases, followed by the four-port approach, with 1,462 (16.2%) cases. The single-port approach was used in 303 (3.4%) cases, the two-port approach in 95 (1.1%) cases, and the three-port approach in 731 (8.1%) cases. RLDG was performed in 805 patients (6.4%), MLDG was conducted in 4,831 patients (34.3%), and 804 patients were 1:1 matched in each group. The average operation time was shorter in the RLDG (168.2±49.1 min vs. 179.5±61.5 min, P<0.001). No significant difference was found in blood loss (84.8±115.9 cc vs. 75.5±119.6 cc, P=0.152), overall complication rates (11.3% vs. 13.1%, P=0.254), or complications ≥ to grade IIIa (3.2% vs. 4.4%, P=0.240).
Conclusions
This study revealed that RLDG is a safe and effective surgical option for gastric cancer with the potential to offer shorter operation times without increasing the risk of complications.
2.Comparison of Reduced Port Gastrectomy and Multiport Gastrectomy in Korea: Ad Hoc Analysis and Nationwide Survey on Gastric Cancer 2019
Duyeong HWANG ; Mira YOO ; Guan Hong MIN ; Eunju LEE ; So Hyun KANG ; Young Suk PARK ; Sang-Hoon AHN ; Hyung-Ho KIM ; Yun-Suhk SUH ;
Journal of Gastric Cancer 2025;25(2):330-342
Purpose:
This study aimed to evaluate the outcomes and current status of reduced-port laparoscopic distal gastrectomy (RLDG) compared with multiport laparoscopic distal gastrectomy (MLDG) based on a 2019 nationwide survey of surgical gastric cancer treatments by the Korean Gastric Cancer Association (KGCA).
Materials and Methods:
The study was conducted retrospectively from March to December 2020 using data from the 2019 KGCA nationwide survey database. To compare RLDG and MLDG based on age, sex, body mass index, American Society of Anesthesiologists score, histological type, tumor invasion, and lymph node metastasis, propensity score matching was performed.
Results:
Of the 14,076 registered patients with gastric cancer, the five-port approach was the most favored for multiport gastrectomy, accounting for 6,396 (70.9%) cases, followed by the four-port approach, with 1,462 (16.2%) cases. The single-port approach was used in 303 (3.4%) cases, the two-port approach in 95 (1.1%) cases, and the three-port approach in 731 (8.1%) cases. RLDG was performed in 805 patients (6.4%), MLDG was conducted in 4,831 patients (34.3%), and 804 patients were 1:1 matched in each group. The average operation time was shorter in the RLDG (168.2±49.1 min vs. 179.5±61.5 min, P<0.001). No significant difference was found in blood loss (84.8±115.9 cc vs. 75.5±119.6 cc, P=0.152), overall complication rates (11.3% vs. 13.1%, P=0.254), or complications ≥ to grade IIIa (3.2% vs. 4.4%, P=0.240).
Conclusions
This study revealed that RLDG is a safe and effective surgical option for gastric cancer with the potential to offer shorter operation times without increasing the risk of complications.
3.Comparison of Reduced Port Gastrectomy and Multiport Gastrectomy in Korea: Ad Hoc Analysis and Nationwide Survey on Gastric Cancer 2019
Duyeong HWANG ; Mira YOO ; Guan Hong MIN ; Eunju LEE ; So Hyun KANG ; Young Suk PARK ; Sang-Hoon AHN ; Hyung-Ho KIM ; Yun-Suhk SUH ;
Journal of Gastric Cancer 2025;25(2):330-342
Purpose:
This study aimed to evaluate the outcomes and current status of reduced-port laparoscopic distal gastrectomy (RLDG) compared with multiport laparoscopic distal gastrectomy (MLDG) based on a 2019 nationwide survey of surgical gastric cancer treatments by the Korean Gastric Cancer Association (KGCA).
Materials and Methods:
The study was conducted retrospectively from March to December 2020 using data from the 2019 KGCA nationwide survey database. To compare RLDG and MLDG based on age, sex, body mass index, American Society of Anesthesiologists score, histological type, tumor invasion, and lymph node metastasis, propensity score matching was performed.
Results:
Of the 14,076 registered patients with gastric cancer, the five-port approach was the most favored for multiport gastrectomy, accounting for 6,396 (70.9%) cases, followed by the four-port approach, with 1,462 (16.2%) cases. The single-port approach was used in 303 (3.4%) cases, the two-port approach in 95 (1.1%) cases, and the three-port approach in 731 (8.1%) cases. RLDG was performed in 805 patients (6.4%), MLDG was conducted in 4,831 patients (34.3%), and 804 patients were 1:1 matched in each group. The average operation time was shorter in the RLDG (168.2±49.1 min vs. 179.5±61.5 min, P<0.001). No significant difference was found in blood loss (84.8±115.9 cc vs. 75.5±119.6 cc, P=0.152), overall complication rates (11.3% vs. 13.1%, P=0.254), or complications ≥ to grade IIIa (3.2% vs. 4.4%, P=0.240).
Conclusions
This study revealed that RLDG is a safe and effective surgical option for gastric cancer with the potential to offer shorter operation times without increasing the risk of complications.
4.Dynamics Changes of Long Non-Coding RNA in the Testis and Epididymis During Male Mouse Aging
Hongle HE ; Rui SUN ; Jinhong GUAN ; Ruoyang CHEN ; Yun XIE ; Chengqiang MO ; Xianshen SHA ; Yanping HUANG
Journal of Sun Yat-sen University(Medical Sciences) 2025;46(5):806-815
ObjectiveTo investigate the dynamic expression profiles and potential regulatory mechanisms of long non-coding RNAs (lncRNAs) in male reproductive system aging. MethodsA naturally aging C57BL/6 mouse model was used and 4 mice were selected each at 3, 15, and 21 months of age. RNA was extracted from seven regions of the male reproductive tract (testis, efferent duct, initial segment of epididymis, caput epididymis, corpus epididymis, cauda epididymis, and vas deferens), followed by RNA sequencing and bioinformatics analysis. ResultsRegion-specific dynamic expression profiles of lncRNAs were constructed in the testis, epididymis (efferent duct, initial segment, caput, corpus, and cauda), and vas deferens of male mice. Combined with gene functional enrichment analysis, the functional associations of lncRNAs were elucidated in reproductive system aging. The differentially expressed lncRNAs in the aging testis were primarily involved in hormone biosynthesis and extracellular matrix organization, while those in the initial segment of the epididymis were closely related to cell recognition and epithelial cell migration. A comprehensive lncRNA expression atlas associated with male reproductive aging was established. ConclusionLncRNAs may participate in male reproductive aging through the regulation of the reproductive microenvironment, which provides key molecular targets and a research foundation for understanding age-related fertility decline.
5.Synthesis of phenylacetamide derivatives and their protective effects on islet cell damage induced by palmitic acid
Ai-Yun LI ; Li GUAN ; Wan-Zhen SU ; Yang-Yang LU ; Sheng-Jie ZHANG ; Wei-Ze LI ; Xiang-Ying JIAO
Chinese Pharmacological Bulletin 2024;40(6):1130-1136
Aim To design and synthesize a series of phenylacetamide derivatives with different substituted phenylacetic acid as raw materials,and to investigate the protective effects of the compound on the damage of pancreatic β cells induced by palmitate acid(PA).Methods Min6 cells were cultured and divided into B blank control group,PA treatment group and PA+compounds group.The viability of Min6 cells was de-tected by CCK-8.The protein expressions of TXNIP and NLRP3 were observed by Western blot.MDA con-tent and SOD activity were detected by MDA and SOD kit.The insulin secretion of Min6 islet cells was meas-ured with insulin ELISA kit.Results A total of 10 phenylacetamide derivatives were designed and synthe-sized.Their structures were confirmed by 1H NMR and ESI-MS.Pharmacological activity study showed that most of the compounds had protective effects on islet βcells,among which LY-6 and LY-8 had stronger pro-tective effects than PA model group,with the cell via-bility of 61.4%,and LY-6 had the highest cell activi-ty,reaching to 104.9%.Compared with PA group,the protein expression of TXNIP and NLRP3 decreased in LY-6 and LY-8 groups,MDA content decreased and SOD activity increased,and insulin secretion of Min6 cell increased.Conclusions LY-6 and LY-8 inhibit TXNIP expression and decrease the activation of NL-RP3 inflammasome,and decrease the production of MDA and increase SOD activity,and thus reducing is-let β cells apoptosis and increasing insulin secretion.Therefore,the compound LY-6 could serve as a poten-tial anti-diabetic new chemical entity.
6.Factors of prognosis of patients with acute myocardial infarction complicated with cardiogenic shock undergoing primary percutaneous coronary intervention under the support of mechanical devices
Ming-Hua LUO ; Yu-Shan CHEN ; He WANG ; Huai-Min GUAN ; Jin-Hong XIE ; Cheng-Jie QIU ; Yong-Hua ZONG ; Sha-Sha SHANG ; Yun-Wei WANG
Chinese Journal of Interventional Cardiology 2024;32(4):197-202
Objective To investigate the factors influencing prognosis in patients with acute myocardial infarction complicated with cardiogenic shock undergoing primary percutaneous coronary intervention(PPCI).Methods Patients with acute myocardial infarction complicated with cardiogenic shock who underwent PPCI at our hospital between January 2015 and December 2019 were enrolled.Clinical baseline characteristics,coronary angiography and PCI-related parameters,and mechanical support information were collected.The patients were followed up for one year and divided into survival and death groups based on their survival status within one year.Differences in various factors between the two groups were compared.Results A total of 40 patients were enrolled,including 26 in the survival group and 14 in the death group.There were no differences in baseline data,diagnosis,risk factors,and comorbidities between the two groups.The survival group had a lower heart rate and higher blood pressure trend at admission compared to the death group.Myocardial enzymes were significantly lower in the survival group compared to the death group(median CK peak:496.00(198.25,2 830.00)U/L vs.3 040.00(405.75,5 626.53)U/L,P=0.003;median CK-MB peak:52.65(31.75,219.50)U/L vs.306.00(27.25,489.63)U/L,P=0.006).When comparing coronary angiography and PCI-related indicators between the two groups,the survival group had a higher rate of complete revascularization compared to the control group(53.85%vs.21.43%,P=0.048).The survival group had a higher proportion of extracorporeal membrane oxygenation(ECMO)combined with intra-aortic balloon pump(IABP)support compared to the control group[38.46%vs.7.14%,P=0.034].Conclusions Survival in patients with acute myocardial infarction complicated with cardiogenic shock undergoing PPCI is associated with lower level of myocardial enzymes,ECMO combined with IABP support and complete revascularization.
7.Morphological classification and molecular identification of Hyalomma asiaticum in parts of Xindi Township,Xinjiang
Xiao-Qing ZAN ; Qiao-Yun REN ; Jin LUO ; Yan-Long WANG ; Pei-Wen DIAO ; Li-Yan CHE ; Jian-Xun LUO ; Hong YIN ; Gui-Quan GUAN ; Guang-Yuan LIU ; Hong-Xi ZHAO
Chinese Journal of Zoonoses 2024;40(4):289-294
The purpose of this study was to identify the tick species native to Xindi Township,Yumin County,Xinjiang,China.Preliminary morphological identification of parasitic ticks collected from animals in the area was conducted with an ultra-depth of field three-dimensional VHX 600 digital stereo microscope.Total DNA of the ticks was extracted,amplified by PCR based on the COI and ITS2 gene loci,and the posi-tive PCR products were sequenced.The sequence were a-ligned with reference sequences from the NCBI database were aligned with the Basic Local Alignment Search Tool.A genet-ic phylogenetic tree was generated with the neighbor-joining method of MEGA 7.0 software to determine the evolutionary biological characteristics of ticks.Morphological identification showed that the ticks collected from Xindi Township of Yu-min County were consistent with the characteristics of Hya-lomma asiaticum.An evolutionary tree based on the COI and ITS2 gene sequences showed that the ticks collected in this study were clustered with known H.asiaticum sequences.The PCR products of COI and ITS2 were sequenced and compared,which confirmed that the collected tick species were H.asiaticum,in agreement with the morphological and molecular biological results.These findings help to clarify the distribution of ticks in Xindi Township of Xinjiang,and provide basic data for the analysis of tick genetic and evolutionary characteristics,as reference for surveillance and control of ticks in the Xinjiang Uygur Autonomous Region.
8.Research on the equity of Chinese medicine human resource allocation and its driving paths in China:An analysis based on fsQCA method
Yong-Yi GUAN ; Jing ZHAO ; Yun-Han SU ; Ya-Ru LI ; Xin-Ran WANG ; Xin-Yu LIU
Chinese Journal of Health Policy 2024;17(10):46-51
Objective:To analyze the equity of Traditional Chinese medicine(TCM)human resource allocation across 31 provinces in China and explore its influencing pathways,aiming to provide scientific reference for optimizing the allocation of TCM human resources.Methods:The Health Resource Density Index(HRDI)was employed to measure the equity of TCM human resource allocation in China,and the fuzzy-set qualitative comparative analysis(fsQCA)was utilized to explore the configurational pathways influencing this equity.Results:Based on the data from 2021,the HRDI of TCM human resources in China exhibited significant regional disparities,manifesting as a distribution pattern of"high in the east and low in the west."Three pathways promoting high equity were identified:the internal-external balance-driven pathway(H1),the economy-demand co-driven pathway(H2),and the government-led driving pathway(H3).Meanwhile,three pathways leading to low equity were also recognized:the economy-demand constraint pathway(L1)and the internal-external constraint pathways(L2、L3).Conclusion:There are notable regional disparities in the equity of TCM human resource allocation in China,with multiple factors jointly influencing this equity,among which population density serves as a core factor.In subsequent efforts to enhance equity,it is advisable to consider optimizing the synergies among multiple factors and implementing precise policies for different regions to promote efficient allocation and balanced development of TCM human resources.
9.Value of contrast-enhanced ultrasonography in microwave ablation treatment of symptomatic focal uterine adenomyosis
Xiao-Long LI ; Jia-Xin LI ; Song-Yuan YU ; Pei-Li FAN ; Yun-Jie JIN ; Er-Jiao XU ; Sai-Nan GUAN ; Er-Ya DENG ; Qiu-Yan LI ; Zheng-Biao JI ; Jiu-Ling QI ; Hui-Xiong XU ;
Ultrasonography 2024;43(1):68-77
Purpose:
This study evaluated the value of contrast-enhanced ultrasonography (CEUS) in the ultrasound-guided microwave ablation (MWA) treatment of symptomatic focal uterine adenomyosis.
Methods:
This retrospective study was conducted between March 2020 and January 2023, enrolling 52 patients with symptomatic focal uterine adenomyosis who had undergone MWA. All patients were examined with CEUS before and after MWA. The non-perfused volume (NPV) was compared between CEUS and dynamic contrast-enhanced magnetic resonance imaging (DCEMRI) following ablation. Therapeutic efficacy and safety were evaluated at 3-, 6-, and 12-month follow-ups. Additionally, this study explored the correlations between pre-treatment CEUS features and a volume reduction ratio indicating sufficient ablation, defined as 50% or more at the 3-month follow-up.
Results:
No significant differences in NPV were noted between CEUS and DCE-MRI immediately after MWA and during follow-up (all P>0.05). At the 3-month follow-up, the median VRRs for the uterus and adenomyosis were 33.2% and 63.9%, respectively. Sufficient ablation was achieved in 69.2% (36/52) of adenomyosis cases, while partial ablation was observed in the remaining 30.8% (16/52). The identification of non-enhancing areas on pre-treatment CEUS was associated with sufficient ablation (P=0.016). At the 12-month follow-up, significant decreases were observed in both the uterine and adenomyosis volumes (all P<0.001). Dysmenorrhea and menorrhagia were significantly alleviated at 12 months, and no major complications were encountered.
Conclusion
CEUS can be used to evaluate the ablation zone of focal adenomyosis that has been treated with MWA, similarly to DCE-MRI. The identification of non-enhancing areas on pretreatment CEUS indicates satisfactory treatment outcomes.
10.Clinical effects of Xuanfei Jiejing Decoction combined with conventional treatment on patients with asthma of Wind-Phlegm Obstructing Lung Pattern
Yun GUAN ; Lei WU ; Xuan ZHANG ; Ming-Ming DUAN ; Fei-Fei PENG
Chinese Traditional Patent Medicine 2024;46(11):3636-3640
AIM To investigate the clinical effects of Xuanfei Jiejing Decoction combined with conventional treatment on patients with asthma of Wind-Phlegm Obstructing Lung Pattern.METHODS One hundred and fifty patients were randomly assigned into control group(75 cases)for 4-week intervention of conventional treatment,and observation group(75 cases)for 4-week intervention of both Xuanfei Jieshi Decoction and conventional treatment.The changes in clinical effects,TCM syndrome scores,airway inflammatory indices(ECP,IL-4,IgE),lung function indices(FVC,FEV1/FVC,PEF)and putum and mucus indices(4 h sputum volume,sputum viscosity,mucin 5AC)were detected.RESULTS The observation group demonstrated higher total effective rate than the control group(P<0.05).After the treatment,the two groups displayed decreased TCM syndrome scores,airway inflammatory indices,putum and mucus indices(P<0.05),and increased lung function indices(P<0.05),especially for the observation group(P<0.05).CONCLUSION For the patients with asthma of Wind-Phlegm Obstructing Lung Pattern,Xuanfei Jiejing Decoction combined with conventional treatment can reduce airway inflammatory levels,inhibit airway mucus secretion,improve lung functions,and alleviate clinical symptoms.

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