1.Pathophysiological mechanisms of neuropathic pain following spinal cord injury: a review
Zeqin LI ; Maoyuan WANG ; Yunzhu PAN ; Feng GAO ; Jiaming YANG ; Hongyu CHU
Chinese Journal of Trauma 2024;40(10):938-946
Neuropathic pain (NP) is a common complication following spinal cord injury, with an incidence rate ranging from 38% to 70%. NP typically presents as sensation of burning, electric shocks, tingling or squeezing pain resulting from somatosensory nerve damage, which exerts a negative impact on patients′ physical and psychological well-being. After spinal cord injury, glial cells are activated to induce inflammatory cascade. Accordingly, various inflammatory mediators that may disrupt the neuronal function are released to promote abnormally increased neuronal excitability and pain signal transduction. Additionally, spinal cord injury can disrupt the release of neurotransmitters and neurotrophic factors, alter ion channel activity, and thereby impair the normal pain regulatory mechanisms and further increase pain perception. The interaction of these mechanisms contributes to the occurrence and persistence of NP after spinal cord injury. However, the precise pathogenesis of NP remains incompletely elucidated, making its therapeutic efficacy uncertain and clinical management difficult. It is of great significance to thoroughly understand the underlying pathophysiological mechanisms of NP following spinal cord injury for its treatment. For this reason, the authors reviewed the research progress on the characteristics and pathophysiological mechanisms of NP following spinal cord injury, aiming to serve as a reference for further research and development of more effective targeted therapies and management strategies.
2.Exploration of pharmaceutical service model in multidisciplinary diagnosis and treatment of rare diseases in children
Liang HUANG ; Qiqiong WANG ; Li CHEN ; Dan YU ; Jin WU ; Yunzhu LIN ; Linan ZENG ; Zhijun JIA ; Guo CHENG ; Lingli ZHANG
China Pharmacy 2023;34(8):1000-1004
OBJECTIVE To explore the pharmaceutical service model in multidisciplinary diagnosis and treatment (MDT) of rare diseases in children. METHODS Clinical pharmacists of West China Second University Hospital (hereinafter referred to as “our hospital”) participated in the process of MDT of children’s rare diseases. Clinical pharmacists took part in the entire diagnosis and treatment process of children and established the MDT pharmaceutical service model of children’s rare diseases by formulating drug treatment plans based on evidence-based practice, improving the accessibility of drugs, pharmaceutical monitoring and drug treatment management. RESULTS From January 2021 to April 2022, clinical pharmacists of our hospital had participated in a total of 39 cases of rare diseases MDT in children, including 21 hospitalized children with rare diseases and 18 outpatient com children with rare diseases, involving a total of 23 rare diseases. Clinical pharmacists completed 45 pharmaceutical zhanglingli@scu.edu.cn rounds and 26 pharmaceutical consultations for rare diseases inpatients, 25 outpatients’ MDT and 5 pharmaceutical outpatient service for outpatients with rare diseases, 38 medication educations for inpatients and outpatients with rare diseases and 25 follow-up services for out-of-hospital patients. There were 24 cases (61.54%) of off-label drug use, involving 13 rare diseases and 16 therapeutic drugs, among which off-label drug use registration of 11 drugs had been completed or was in progress. The temporary purchase evaluations of 3 drugs had been completed; 268 cases of medical insurance drug and high-value drug prescription had been reviewed. CONCLUSIONS Our hospital have primarily established a loop pharmaceutical service model of MDT for children with rare diseases, which covers inpatients and outpatients. The model improves the availability and standardization of clinical application of therapeutic drugs, and diagnosis and treatment level for children with rare diseases in our hospital.
3.Promising roles of non-exosomal and exosomal non-coding RNAs in the regulatory mechanism and as diagnostic biomarkers in myocardial infarction.
Jingru LI ; Haocheng MA ; Xinyu WU ; Guihu SUN ; Ping YANG ; Yunzhu PENG ; Qixian WANG ; Luqiao WANG
Journal of Zhejiang University. Science. B 2023;24(4):281-300
Non-exosomal non-coding RNAs (non-exo-ncRNAs) and exosomal ncRNAs (exo-ncRNAs) have been associated with the pathological development of myocardial infarction (MI). Accordingly, this analytical review provides an overview of current MI studies on the role of plasma non-exo/exo-ncRNAs. We summarize the features and crucial roles of ncRNAs and reveal their novel biological correlations via bioinformatics analysis. The following contributions are made: (1) we comprehensively describe the expression profile, competing endogenous RNA (ceRNA) network, and "pre-necrotic" biomarkers of non-exo/exo-ncRNAs for MI; (2) functional enrichment analysis indicates that the target genes of ncRNAs are enriched in the regulation of apoptotic signaling pathway and cellular response to chemical stress, etc.; (3) we propose an updated and comprehensive view on the mechanisms, pathophysiology, and biomarker roles of non-exo/exo-ncRNAs in MI, thereby providing a theoretical basis for the clinical management of MI.
Humans
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RNA, Untranslated/genetics*
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RNA
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Myocardial Infarction/genetics*
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Biomarkers
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Computational Biology
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MicroRNAs/genetics*
4.Anterior and posterior auricular approach for ear cartilage harvesting rhinoplasty: a comparative study
Fei LONG ; Yilan YANG ; Feng QIN ; Yunzhu LI ; Wenchao ZHANG ; Mingzi ZHANG ; Zenan XIA ; Xiaojun WANG ; Zhifei LIU
Chinese Journal of Medical Aesthetics and Cosmetology 2022;28(1):18-21
Objective:To compare the pros and cons of harvesting ear cartilage through anterior and posterior auricular approaches during rhinoplasty.Methods:From January 2017 to December 2018, 63 patients with otochondral rhinoplasty in our hospital were enrolled in this study, 60 were female and 3 were male; the average age was 31.6 years (range, 18 to 43) . They were randomly divided into anterior auricular approach group with 32 cases (64 sides) and posterior auricular approach group with 31 cases (62 sides). Surgical duration, complications and postoperative scar of the two methods were analyzed.Results:The average time for harvesting the ear cartilage through posterior auricular approach and anterior auricular approach was (20.8±1.7) min and (12.6±1.1) min, respectively ( P<0.01). The overall complication rate was 15.6% for posterior auricular approach group and 4.8% for anterior auricular approach group. The wound healed well in both groups, and there was no significant difference in postoperative scar between the two groups during an average 13 months follow-up period. Conclusions:While both the anterior and the posterior auricular approaches present with similar inconspicuous scarring, the use of anterior auricular approach alone to harvest ear cartilage during rhinoplasty provides both the surgeons and the patients with easier access, shorter surgical duration, and fewer complications. Hence, we believe that the anterior auricular approach possesses greater advantages than the posterior auricular approach.
5.Updates on female genital cosmetic surgery
Chinese Journal of Plastic Surgery 2022;38(8):853-856
Female genital plastic surgery usually includes labiaplasty, labia majora augmentation, and vaginoplasty. There are two possible reasons for patients to seek such operations: functional and aesthetic. This article summarizes and comments on these operations and points out that plastic surgeons need to select appropriate surgical indications, prevent and treat possible complications. At the same time, the wishes of patients should be respected.
6.Updates on female genital cosmetic surgery
Chinese Journal of Plastic Surgery 2022;38(8):853-856
Female genital plastic surgery usually includes labiaplasty, labia majora augmentation, and vaginoplasty. There are two possible reasons for patients to seek such operations: functional and aesthetic. This article summarizes and comments on these operations and points out that plastic surgeons need to select appropriate surgical indications, prevent and treat possible complications. At the same time, the wishes of patients should be respected.
7.Updates on female genital cosmetic surgery
Chinese Journal of Plastic Surgery 2022;38(8):853-856
Female genital plastic surgery usually includes labiaplasty, labia majora augmentation, and vaginoplasty. There are two possible reasons for patients to seek such operations: functional and aesthetic. This article summarizes and comments on these operations and points out that plastic surgeons need to select appropriate surgical indications, prevent and treat possible complications. At the same time, the wishes of patients should be respected.
8.Updates on female genital cosmetic surgery
Chinese Journal of Plastic Surgery 2022;38(8):853-856
Female genital plastic surgery usually includes labiaplasty, labia majora augmentation, and vaginoplasty. There are two possible reasons for patients to seek such operations: functional and aesthetic. This article summarizes and comments on these operations and points out that plastic surgeons need to select appropriate surgical indications, prevent and treat possible complications. At the same time, the wishes of patients should be respected.
9. Surgical treatment of lymphedema: a systematic review and meta-analysis
Yunzhu LI ; Xiongwei LI ; Yilan YANG ; Nanze YU ; Jiuzuo HUANG ; Xiao LONG
Chinese Journal of Plastic Surgery 2018;34(4):260-267
Objective:
The purpose of this study is to systematically review the literature about surgical management of lymphedema, to provide recomendations for the surgical treatment plan of the disease.
Methods:
Cochrane Library and EMBASE databases were searched from January 1st, 2007 to October 1st, 2017 for the literature related to the surgical treatment of lymphedema. Data were extracted from clinical studies matching our inclusion criteria. Meta-analysis was performed with R 3.4.2.
Results:
71 studies were included, out of which 4 studies described were excision, 9 were liposuction, 33 were lymphvenous anastomosis(LVA), 23 were vascularized lymph node transfer(VLNT) and 5 were combined therapy. The excess volume reduction were averaged 96.86%(95%CI: 87.38%—106.33%, I2=0%)for liposuction, 34.64%(95%CI: 19.80%—49.47%, I2=72%)for LVA, 36.85%(95%CI: 12.40%—61.30%, I2=81%) for VLNT.
Conclusions
With further understanding of the pathophysiology of lymphedema and development of radiologic and surgical technique, surgical treatment has the potential to play an important role in lymphedema complex management.
10.Study on correlation between OCT for detecting characteristics of coronary artery plaque and matrix metalloproteinase
Huang SUN ; Hongbo YANG ; Jiahua PAN ; Yunzhu PENG ; Ruijie LI ; Wen YU ; Zhaohui MENG ; Tao GUO
Chongqing Medicine 2017;46(17):2309-2312
Objective To apply the optical coherence tomography(OCT) to detect the characteristics of coronary artery plaque and to investigate its correlation with levels of serum matrix metalloproteinase 7(MMP 7),MMP9 and MMP12.Methods The patients undergoing coronary arterial angiography for diagnosing coronary arterial lesions in the cardiology department of our hospital from October 2014 to March 2016 were collected and included into the research subjects.The subjects were divided into the stable plaque group and unstable plaque group based on the results of OCT scanning.The neovascularization characteristics such as the fibrous cap thickness of plaque,angle of lipid pool,macrophage infiltration and plaque cracks were detected by using OCT.ELISA was used to measure serum MMP7,MMP9 and MMP12 levels.Results (1) The fibrous cap thickness in the stable plaque group was more than that in the unstable plaque group(P<0.01);the lipid pool angle,microphage infiltration,intima erosion and plaque cracks in the unstable plaque group were more than those in the stable plaque group(P<0.05).(2) The MMP7 and MMP9 levels in the unstable plaque group were higher than those in the stable plaque group and control group(P<0.05).(3) The fibrous cap thickness had significantly negative correlation with serum MMP9 level(r=-0.336,P=0.034);the MMP7 and MMP9 levels in the microphage infiltration group were higher than those in the non-microphage infiltration group(P<0.05);the MMP9 level in the intima erosion group was higher than that in the non-intima erosion group(P<0.01).Conclusion OCT can detect and find unstable plaque and the serum levels of MMP7 and MMP9 are significantly elevated in the patients with unstable plaque,which can be used as an important basis for predicting unstable plaque and guiding the treatment decisions.

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