1.Mechanism and clinical research progress of remifentanil in the prevention and treatment of emergence agitation
Na WANG ; Yongbo DUAN ; Zhongjie XIAO ; Yujing SONG ; Wenjun YAN
China Pharmacy 2025;36(15):1947-1952
		                        		
		                        			
		                        			Emergence agitation (EA) is a common complication after general anesthesia, especially in children and adolescents. Remifentanil, as a short-acting μ-receptor agonist, has become an important drug for the prevention and treatment of EA due to its rapid recovery and low risk of respiratory depression. This article reviews the mechanism of action and clinical research progress of remifentanil in the prevention and treatment of EA. Its mechanism of action involves the inhibition of pain signals mediated by traditional μ-receptor activation and potential new mechanism based on neural-endocrine-immune network, including regulation of microglial inflammatory pathways, and the modulation of cytokines and chemokines,etc. Clinical studies have shown that remifentanil can significantly shorten the recovery time, reduce the incidence of EA, and further optimize the analgesic effect and recovery quality by combining with other drugs (such as local anesthetics, sedatives, and opioid drugs). Future research should further explore the mechanism of action of remifentanil, optimize clinical treatment strategies, and conduct large- scale clinical trials to standardize the drug use plan, while paying attention to its long-term effects and the development of multimodal treatment plans to promote the further development of EA prevention and treatment plans.
		                        		
		                        		
		                        		
		                        	
2.Efficacy of direct-acting antiviral agents combined regimens for hepatitis C virus with different genotypes in Dehong Prefecture, Yunnan Province from 2022 to 2024
Renhai TANG ; Yidan ZHAO ; Yuecheng YANG ; Runhua YE ; Lifen XIANG ; Xingmei FENG ; Qunbo ZHOU ; Yanfen CAO ; Na HE ; Yingying DING ; Song DUAN
Shanghai Journal of Preventive Medicine 2025;37(8):676-681
		                        		
		                        			
		                        			ObjectiveTo investigate the therapeutic effects of direct-acting antiviral agents (DAAs) combined regimens for hepatitis C virus (HCV) patients in Dehong Prefecture, Yunnan Province from 2022 to 2024, to analyze the characteristics of treatment failure patients, so as to provide a basis for discovering more effective treatment regimens in the future. MethodsData on HCV prevention and treatment in Dehong Prefecture was extracted from the China Disease Control and Prevention Information System. A total of 617 patients with HCV antiviral therapy were included, and the differences in variable characteristics among patients with different genotypes were analyzed using comparative statistical tests, including basic socio-demographic characteristics, biochemical testing indicators, and information on previous treatment and current treatment. In addition, the cure rate of HCV patients with diverse characteristics was compared, and the potential causes of treatment failure were explored simultaneously. ResultsThe cure rate of HCV was 96.8%, and statistically significant differences were observed in aspartate transaminase (AST) and alanine transaminase (ALT) levels, previous antiviral therapy history and initial treatment regimens among patients with different HCV genotypes (all P<0.05). Among the multi-type combination regimens, the cure rate of sofosbuvir (SOF)-containing regimens was 97.00%, that of velpatasvir (VEL)-containing regimens was 95.45%, and the cure rate of other treatment regimens, including the regimens with ribavirin (RIB) intervention, was 93.10%. Among the patients with treatment failure, 45.00% had genotype 3, 40.00% had abnormal abdominal ultrasound results, and all presented with elevated baseline AST test levels. ConclusionThe clinical treatment of HCV patients should consider the differences in genotype and biochemical test results. DAAs combined regimens for HCV have achieved a high cure rate in Dehong Prefecture and are applicable to HCV patients with diverse clinical characteristics, providing research evidence for wider application. 
		                        		
		                        		
		                        		
		                        	
3.Effect of Shenqi Yiliu Formula (参芪抑瘤方) Drug-Containing Serum on the Cycle of Gastric Cancer Cell AGS and Wnt/β-Catenin Pathway
Na WEI ; Chongyuan GUO ; Min BAI ; Yaorong AN ; Sichao ZHANG ; Liyang WU ; Yongqiang DUAN
Journal of Traditional Chinese Medicine 2025;66(4):399-406
		                        		
		                        			
		                        			ObjectiveTo investigate the potential mechanism of Shenqi Yiliu Formula (参芪抑瘤方) in treating precancerous lesions of gastric cancer (PLGC) by the Wnt/β-catenin signaling pathway. MethodsThe CCK-8 assay was used to determine the optimal intervention time for Shenqi Yiliu Formula drug-containing serum and the concentration of the Wnt/β-catenin pathway inhibitor XAV939 depends on the survival rate of AGS gastric cancer cell line. AGS cells were divided into the gastric cancer cell group (15% blank serum), inhibitor group (selected concentration of XAV939), high-dose Shenqi Yiliu Formula group (12% Shenqi Yiliu Formula drug-containing serum + 3% blank serum), medium-dose Shenqi Yiliu Formula group (6% Shenqi Yiliu Formula drug-containing serum + 9% blank serum), and low-dose Shenqi Yiliu Formula group (3% Shenqi Yiliu Formula drug-containing serum + 12% blank serum). Each group was tested in triplicate. After culturing for 24 and 48 hours, cell migration and invasion were assessed by scratch assays; after a selected intervention period (48 hours), cell cycle distribution was analyzed using flow cytometry, Ki67 protein levels were detected by immunofluorescence, the protein levels of Wnt, β-catenin, GSK-3β, and intranuclear T-cell specific factor(TCF) were measured by the protein immunoblotting assay, and the mRNA expressions of these above factors were determined by quantitative real-time PCR. ResultsThe optimal intervention time for Shenqi Yiliu Formula drug-containing serum was determined to be 48 hours, and the effective concentration of XAV939 was 20 μmol/L. Compared with the gastric cancer cell group, Shenqi Yiliu Formula at all doses reduced the cell migration rate at 24 and 48 hours (P<0.05), except for the low-dose group at 24 hours. Compared to the low-dose group at corresponding time points, high- and medium-dose Shenqi Yiliu Formula groups showed significantly reduced migration rates, particularly the high-dose group at 48 hours (P<0.05). Compared with the gastric cancer cell group, the high-dose Shenqi Yiliu Formula and inhibitor groups exhibited reduced protein and mRNA levels of Wnt, β-catenin, and TCF, along with reduced Ki67 protein levels and a decreased proportion of cells in the S and G2 phases of the cell cycle, but GSK-3β protein levels, GSK-3β mRNA expression, and the proportion of cells in the G1 phase increased (P<0.05). Compared to the inhibitor group, the high-dose Shenqi Yiliu Formula group showed a decreased proportion of G1-phase cells and an increased proportion of G2-phase cells (P<0.05), although differences in Wnt and β-catenin protein levels and mRNA expressions were not statistically significant (P>0.05). ConclusionShenqi Yiliu Formula drug-containing serum inhibits the migration and invasion of gastric cancer AGS cells and block the cell cycle at G1 phase, and its underlying mechanism may be related to the regulation of the Wnt/β-catenin signaling pathway. 
		                        		
		                        		
		                        		
		                        	
4.Heterogeneity of Adipose Tissue From a Single-cell Transcriptomics Perspective
Yong-Lang WANG ; Si-Si CHEN ; Qi-Long LI ; Yu GONG ; Xin-Yue DUAN ; Ye-Hui DUAN ; Qiu-Ping GUO ; Feng-Na LI
Progress in Biochemistry and Biophysics 2025;52(4):820-835
		                        		
		                        			
		                        			Adipose tissue is a critical energy reservoir in animals and humans, with multifaceted roles in endocrine regulation, immune response, and providing mechanical protection. Based on anatomical location and functional characteristics, adipose tissue can be categorized into distinct types, including white adipose tissue (WAT), brown adipose tissue (BAT), beige adipose tissue, and pink adipose tissue. Traditionally, adipose tissue research has centered on its morphological and functional properties as a whole. However, with the advent of single-cell transcriptomics, a new level of complexity in adipose tissue has been unveiled, showing that even under identical conditions, cells of the same type may exhibit significant variation in morphology, structure, function, and gene expression——phenomena collectively referred to as cellular heterogeneity. Single-cell transcriptomics, including techniques like single-cell RNA sequencing (scRNA-seq) and single-nucleus RNA sequencing (snRNA-seq), enables in-depth analysis of the diversity and heterogeneity of adipocytes at the single-cell level. This high-resolution approach has not only deepened our understanding of adipocyte functionality but also facilitated the discovery of previously unidentified cell types and gene expression patterns that may play key roles in adipose tissue function. This review delves into the latest advances in the application of single-cell transcriptomics in elucidating the heterogeneity and diversity within adipose tissue, highlighting how these findings have redefined the understanding of cell subpopulations within different adipose depots. Moreover, the review explores how single-cell transcriptomic technologies have enabled the study of cellular communication pathways and differentiation trajectories among adipose cell subgroups. By mapping these interactions and differentiation processes, researchers gain insights into how distinct cellular subpopulations coordinate within adipose tissues, which is crucial for maintaining tissue homeostasis and function. Understanding these mechanisms is essential, as dysregulation in adipose cell interactions and differentiation underlies a range of metabolic disorders, including obesity and diabetes mellitus type 2. Furthermore, single-cell transcriptomics holds promising implications for identifying therapeutic targets; by pinpointing specific cell types and gene pathways involved in adipose tissue dysfunction, these technologies pave the way for developing targeted interventions aimed at modulating specific adipose subpopulations. In summary, this review provides a comprehensive analysis of the role of single-cell transcriptomic technologies in uncovering the heterogeneity and functional diversity of adipose tissues. 
		                        		
		                        		
		                        		
		                        	
5.Prevalence of multimorbidity among the HIV-infected individuals receiving anti-viral therapy in Dehong Prefecture, Yunnan Province
Jin YANG ; Xiaohan LI ; Renhai TANG ; Jie GAO ; Yuecheng YANG ; Zhonghui MA ; Runhua YE ; Yingying DING ; Na HE ; Song DUAN
Shanghai Journal of Preventive Medicine 2024;36(9):846-853
		                        		
		                        			
		                        			ObjectiveTo explore the prevalence and influencing factors of multimorbidity among the HIV-infected individuals receiving anti-viral therapy (ART) in Dehong Prefecture of Yunnan Province, so as to provide a reference for the long-term follow-up management of HIV-infected patients and the comprehensive prevention and treatment of chronic diseases. MethodsA cross-sectional study was conducted to investigate the multimorbidity burden among the HIV-infected adults receiving ART in Dehong Prefecture from January to July 2021 and a self-designed questionnaire was used to analyze relevant disease indicators. Multivariate logistic regression analysis was used to investigate the influencing factors of multimorbidity among the HIV-infected individuals. ResultsA total of 3 946 HIV-infected individuals receiving ART were enrolled in this study, of which 63.7% aged ≤50 years, with a male to female ratio of 1.1∶1. Among the 3 946 cases, 825 of them had ≥2 comorbidities, with a co-prevalence rate of 20.9% (95%CI:19.6%‒22.2%), and the main comorbidities were dyslipidemia, diabetes, and hypertension. Multivariate logistic regression analysis showed that 40≤ aged <50 years (aOR=1.86, 95%CI: 1.45‒2.40, P<0.001), 50≤ aged ≤85 years (aOR=3.75, 95%CI: 2.93‒4.80, P<0.001), Dai nationality (aOR=1.21, 95%CI: 1.01‒1.47, P=0.043), BMI≥24.0 kg∙m-2 (aOR=1.79, 95%CI: 1.49‒2.14, P<0.001), 10.0≤ with ART duration for <12.5 years (aOR=1.49, 95%CI: 1.05‒2.12, P=0.024), with ART duration for ≥12.5 years (aOR=1.50, 95%CI: 1.05‒2.15, P=0.026), use of second-line HIV therapy (aOR=1.43, 95%CI: 1.19‒1.70, P<0.001) and other therapy options (aOR=3.16, 95%CI: 2.17‒4.61, P<0.001) were positively correlated with multimorbidity. ConclusionThe prevalence of multimorbidity among the HIV-infected individuals receiving ART in Dehong Prefecture is high, which is associated with the advancing age and prolonged treatment time, particularly with a significant burden of dyslipidemia, diabetes, and hypertension. Comprehensive surveillance and targeted management of comorbidities, along with ART follow-up, need to be strengthened in the future. 
		                        		
		                        		
		                        		
		                        	
6.Incidence of diabetes and influencing factors in HIV-infected individuals after antiretroviral therapy in Dehong Dai and Jingpo Autonomous Prefecture
Runhua YE ; Yunqiu ZHANG ; Dongdong CAO ; Yun SHI ; Guifang XIAO ; Pinyin LI ; Yuanwu XU ; Hua WEI ; Jinting SUN ; Yuecheng YANG ; Renhai TANG ; Jibao WANG ; Na HE ; Yingying DING ; Song DUAN
Chinese Journal of Epidemiology 2024;45(3):358-364
		                        		
		                        			
		                        			Objective:To understand the incidence of diabetes and influencing factors, the trend of FPG change and risk for mortality in HIV-infected individuals after antiretroviral therapy (ART) in Dehong Dai and Jingpo Autonomous Prefecture (Dehong).Methods:The HIV/AIDS treatment database was collected from China Information System for Disease Control and Prevention. This retrospective cohort study was conducted in HIV-infected individuals with access to ART in Dehong during 2004-2020.The Cox proportional hazard regression model was used to analyze the incidence density of diabetes, the influencing factors and risk for mortality in HIV-infected individuals with access to ART, mixed linear effects model was used to analyze the trend of FPG change and predict FPG in those with different glucose metabolic status at baseline survey. Statistical analysis was performed using software SAS 9.4.Results:A total of 8 763 HIV-infected individuals were included, in whom 8 432 (96.2%) had no diabetes, 331 had diabetes. The incidence density of diabetes was 2.31/1 000 person years. Multivariate Cox proportional hazard regression analysis revealed that 30- 59 years old, BMI ≥24.0 kg/m 2, Efavirenz (EFV) based initial treatment regimen and impaired fasting glucose (IFG) at baseline survey were significantly and positively associated with incidence of diabetes. Mixed effect model revealed that FPG was positively correlated with the duration of ART, age and baseline FPG. Suffering from diabetes was a risk factor for mortality in HIV-infected individuals both at baseline survey and during follow-up. Conclusions:The risk for diabetes increased in HIV-infected individuals who were 30-59 years old, baseline BMI ≥24.0 kg/m 2, received EFV based initial treatment, and IFG in HIV-infected individuals after antiretroviral therapy in Dehong, 2004-2020. It is important to pay close attention to their blood glucose, and patients with high blood glucose should receive treatment as early as possible.
		                        		
		                        		
		                        		
		                        	
7.Multicenter evaluation of the diagnostic efficacy of jaundice color card for neonatal hyperbilirubinemia
Guochang XUE ; Huali ZHANG ; Xuexing DING ; Fu XIONG ; Yanhong LIU ; Hui PENG ; Changlin WANG ; Yi ZHAO ; Huili YAN ; Mingxing REN ; Chaoying MA ; Hanming LU ; Yanli LI ; Ruifeng MENG ; Lingjun XIE ; Na CHEN ; Xiufang CHENG ; Jiaojiao WANG ; Xiaohong XIN ; Ruifen WANG ; Qi JIANG ; Yong ZHANG ; Guijuan LIANG ; Yuanzheng LI ; Jianing KANG ; Huimin ZHANG ; Yinying ZHANG ; Yuan YUAN ; Yawen LI ; Yinglin SU ; Junping LIU ; Shengjie DUAN ; Qingsheng LIU ; Jing WEI
Chinese Journal of Pediatrics 2024;62(6):535-541
		                        		
		                        			
		                        			Objective:To evaluate the diagnostic efficacy and practicality of the Jaundice color card (JCard) as a screening tool for neonatal jaundice.Methods:Following the standards for reporting of diagnostic accuracy studies (STARD) statement, a multicenter prospective study was conducted in 9 hospitals in China from October 2019 to September 2021. A total of 845 newborns who were admitted to the hospital or outpatient department for liver function testing due to their own diseases. The inclusion criteria were a gestational age of ≥35 weeks, a birth weight of ≥2 000 g, and an age of ≤28 days. The neonate′s parents used the JCard to measure jaundice at the neonate′s cheek. Within 2 hours of the JCard measurement, transcutaneous bilirubin (TcB) was measured with a JH20-1B device and total serum bilirubin (TSB) was detected. The Pearson′s correlation analysis, Bland-Altman plots and the receiver operating characteristic (ROC) curve were used for statistic analysis.Results:Out of the 854 newborns, 445 were male and 409 were female; 46 were born at 35-36 weeks of gestational age and 808 were born at ≥37 weeks of gestational age. Additionally, 432 cases were aged 0-3 days, 236 cases were aged 4-7 days, and 186 cases were aged 8-28 days. The TSB level was (227.4±89.6) μmol/L, with a range of 23.7-717.0 μmol/L. The JCard level was (221.4±77.0) μmol/L and the TcB level was (252.5±76.0) μmol/L. Both the JCard and TcB values showed good correlation ( r=0.77 and 0.80, respectively) and agreements (96.0% (820/854) and 95.2% (813/854) of samples fell within the 95% limits of agreement, respectively) with TSB. The JCard value of 12 had a sensitivity of 0.93 and specificity of 0.75 for identifying a TSB ≥205.2?μmol/L, and a sensitivity of 1.00 and specificity of 0.35 for identifying a TSB ≥342.0?μmol/L. The TcB value of 205.2?μmol/L had a sensitivity of 0.97 and specificity of 0.60 for identifying TSB levels of 205.2 μmol/L, and a sensitivity of 1.00 and specificity of 0.26 for identifying TSB levels of 342.0 μmol/L. The areas under the ROC curve (AUC) of JCard for identifying TSB levels of 153.9, 205.2, 256.5, and 342.0 μmol/L were 0.96, 0.92, 0.83, and 0.83, respectively. The AUC of TcB were 0.94, 0.91, 0.86, and 0.87, respectively. There were both no significant differences between the AUC of JCard and TcB in identifying TSB levels of 153.9 and 205.2 μmol/L (both P>0.05). However, the AUC of JCard were both lower than those of TcB in identifying TSB levels of 256.5 and 342.0 μmol/L (both P<0.05). Conclusions:JCard can be used to classify different levels of bilirubin, but its diagnostic efficacy decreases with increasing bilirubin levels. When TSB level are ≤205.2 μmol/L, its diagnostic efficacy is equivalent to that of the JH20-1B. To prevent the misdiagnosis of severe jaundice, it is recommended that parents use a low JCard score, such as 12, to identify severe hyperbilirubinemia (TSB ≥342.0 μmol/L).
		                        		
		                        		
		                        		
		                        	
8.Sedative effect of ciprofol combined with oxycodone on elderly patients undergoing endoscopic gastric mucosal dissection
Xiaodong ZHANG ; Peng DUAN ; Yingjie SUN ; Qi NA
Journal of China Medical University 2024;53(5):421-426
		                        		
		                        			
		                        			Objective To investigate the safety and efficacy of ciprofol combined with oxycodone in elderly patients who underwent endoscopic gastric mucosal dissection.Methods A total of 204 elderly patients in the outpatient department of the Northern Theater General Hospital who were to undergo endoscopic gastric mucosal dissection from March 2022 to December 2022 were selected as study participants.They were aged 60-75 years,with a body mass index of 18-30 kg/m2,and ASA grade Ⅱ or Ⅲ,regardless of sex.They were randomly divided into propofol(group P),ciprofol(group C),and ciprofol+oxycodone(group CO)groups,with 68 patients in each group.During anesthesia induction,group P was given propofol(1-1.5 mg/kg);group C,ciprofol(0.2-0.5 mg/kg);and group CO,oxyco-done hydrochloride(0.1-0.2 mg/kg)and ciprofol(0.2-0.5 mg/kg).The injection time of the three groups was>30 s.During anesthesia maintenance,ciprofol[1-1.5 mg/(kg·h)]was continuously injected intravenously in groups C and CO,and propofol[2-5 mg/(kg·h)]was continuously injected intravenously in group P.The modified observer's assessment of alertness/sedation score was evaluated at 3 min after anesthesia induction.If the score was≤1,endoscopy was started.The mean arterial pressure(MAP),heart rate(HR),and blood oxygen saturation(SpO2)at times T0(before drug injection),T1(when eyelash reflex disappeared),T2(when endoscopy began),and T3(when endoscope was withdrawn);visual analogue scale(VAS)scores at 30 min and 1 h after resuscitation;and induction time,recovery time,intravenous pain,respiratory depression,and other adverse reactions were recorded in the three groups.Results There were no significant differences in MAP,HR,and SpO2 at T0 and T3 among the three groups(all P>0.05).At T1 and T2,compared with those in group P,MAP,HR,and SpO2 in groups C and CO were significantly increased(all P<0.05).MAP,HR,and SpO2 in the CO group were slightly lower than those in the C group;however,the differences were not statistically significant(all P>0.05).Compared with that in group P,the incidence of respiratory depression and injection pain in groups C and CO was significantly reduced(P<0.05),but there was no statistically significant difference between groups C and CO(P>0.05).The VAS score at 30 min and 1 h after awakening and inci-dence of body movement in the CO group were lower than those in the P and C groups(all P<0.05);however,there was no statistically significant difference between the P and C groups(all P>0.05).Conclusion Ciprofol combined with oxycodone had definite sedative and analgesic effects in elderly patients undergoing endoscopic gastric mucosal dissection.Compared with the use of propofol or ciprofol alone,with combination therapy,the respiratory cycle is more stable,patients have fewer adverse reactions,and it is worthy of clinical application.
		                        		
		                        		
		                        		
		                        	
9.A pilote study of Chaiqi Ningshen Anmian Decoction combined with wrist ankle acupuncture in chronic insomnia patients with heart and spleen deficiency
Yujiao LI ; Shan REN ; Zhizhi DONG ; Na DUAN ; Wenwen TIAN ; Zhigang CHEN
China Pharmacist 2024;27(6):1055-1062
		                        		
		                        			
		                        			Objective To explore the clinical efficacy of Chaiqi Ningshen Anmian Decoction(CNAD)combined with wrist ankle acupuncture(WAA)in treating chronic insomnia(CI)patients with heart and spleen deficiency.Methods CI patients diagnosed and treated at the Beijing Huairou Hospital of Traditional Chinese Medicine from April 2022 to April 2023 were selected,and patients were randomly divided into the Eszolam(ET)group and the combination group(CNAD combined with WAA)according to the random number table method,with 50 cases in each group.The primary outcome was clinical efficacy[evaluated by the Traditional Chinese Medicine Syndrome Integral(TCMSI)].Secondary outcomes included changes in cognitive function[assessed by the Montreal Cognitive Assessment(MoCA)],anxiety level[assessed by the Hamilton Anxiety Scale(HAMA)],sleep quality[assessed by the Pittsburgh Sleep Quality Index(PSQI)],glycated serum albumin(GA),serotonin(5-HT),interleukin-1 β(IL-1β),and C-reactive protein(CRP)before and after treatment in both groups.Results Before treatment,there was no significant differences in total TCMSI between the two groups(P>0.05).After treatment,the total TCMSI of the combination group was significantly lower than that of the ET group(P<0.05),and the treatment effectiveness rate was significantly higher in the combination group(P<0.05).Before treatment,there were no significant differences in MoCA score,HAMA score,PSQI score,serum GA level,serum 5-HT level,serum IL-1 level and serum CRP level between the groups(P>0.05).After treatment,the MoCA score,serum GA level,and serum 5-HT level in the combination group were significantly higher than those in the ET group(P<0.05),while the HAMA score,PSQI score,serum IL-1β level,and serum CRP level were significantly lower in the combination group(P<0.05).Conclusion Compared with ET,CNAD combined with WAA significantly improves insomnia symptoms in CI patients with heart and spleen deficiency,enhances cognitive function and sleep quality,and reduces anxiety levels.This may be related to the upregulation of serum 5-HT,IL-1 β and the inhibition of the inflammatory response.
		                        		
		                        		
		                        		
		                        	
10.Study of multimodal"one-stop"CT examination in assessing acute ischemic stroke
Chunlin ZHAO ; Na LIU ; Chuanwei BAO ; Qun SHI ; Huaxiu DUAN
China Medical Equipment 2024;21(5):42-46
		                        		
		                        			
		                        			Objective:To explore the clinical application value of multimodal"one-stop"CT in assessing acute ischemic stroke(AIS).Methods:A total of 98 patients who were diagnosed as AIS and underwent the treatment of intravenous thrombolysis in Department of Neurology of Huainan Chaoyang Hospital from December 2019 to July 2023 were selected.In them,the degree of vascular stenosis of 49 patients was<30%(mild stenosis),and that of 39 patients was 30%~69%(moderate stenosis),and that of 10 patients was 70%~99%(severe stenosis)and 100%occlusion(severe group).All subjects underwent multimodal"one-stop"CT scan,and the changes of perfusion parameters included time to peak(TTP),mean transit time(MTT),cerebral blood flow(rCBF)and cerebral blood volume(rCBV)of them were analyzed.Results:All 98 patients existed stenosis at different locations and degrees,and CT examination showed existed respectively 5 cases of suspicious low density foci in frontal lobe and parietal lobe.Post-processing pseudo-color map showed that all 98 cases had abnormal hypoperfusion.The responsible vessel of 25 cases with occlusion and 20 cases with stenosis was the cerebral middle artery,and that of 3 cases with occlusion and 7 cases with stenosis was posterior artery,and that of 7 cases was internal carotid artery,and that of 3 cases with occlusion and 5 cases with stenosis was basilar artery,and that of 7 cases with occlusion and 18 cases with stenosis was vertebrobasilar artery.In addition,3 cases existed arteriosclerosis.There were significant differences in the average levels of rCBF,rCBV,MTT and TTP among patients with different degrees of stenosis,and the differences were all statistically significant(F=66.689,46.751,3.401,41.565,P<0.05),respectively.The area under curve(AUC)values of the receiver operating characteristic(ROC)curves of rCBF,rCBV,MTT and TTP were all>0.5 in assessing AIS,and the AUC value of the combined examination of above indicators was higher than the AUC value of each single indicator of the above indicators.Conclusion:Brilliance iCT multimodal"one-stop"CT scan can comprehensively understand the vascular morphology and stenosis location of the head and neck,and effectively assess responsible vessels,and provide perfusion parameters of whole brain.This technique can improve the accuracy of diagnosis and treatment decision,which has important impact in improving the efficacy of cerebral stroke.It can provide the basis for the selection of subsequent treatment plan and the prognosis judgment.
		                        		
		                        		
		                        		
		                        	
            
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