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1.
1 基本资料 患者,男,27岁,因头痛自服一片扑热息痛(0.3 g/片),约3 h后出现局部皮肤瘙痒难耐而就诊.查体:体温37 ℃,脉搏82次/min,呼吸20次/min,血压125/80 mm Hg.口唇红斑,下唇红斑上有2 cm×3 cm范围成片簇集血疱;双手虎口周围有4 cm×4 cm红斑,左手红斑上有0.5 cm×1cm血疱1个;左脚拇趾第一节趾骨背面有2 cm×4 cm红斑,右脚根部有3 cm×4 cm红斑.  相似文献   

2.
Objective:To evaluate whether the efficacy of Getong Tongluo Capsule(葛酮通络胶囊,GTC,consisted of total flavone of Radix Puerariae)on improving patients'quality of life and lowering blood pressure are superior to the extract of Ginkgo biloba(EGB)for patients with convalescent-phase ischemic stroke and primary hypertension.Methods:This randomized,positive-drug-and placebo-controlled,double-blind trial was conducted from September 2015 to October 2017.Totally 477 eligible patients from 18 hospitals in China were randomly assigned in a 2:1:1 ratio to the following interventions,twice a day for 12 weeks:(1)GTC 250 mg plus EGB-matching placebo 40 mg(237 cases,GTC group),(2)EGB 40 mg plus GTC-matching placebo 250 mg(120 cases,EGB group)or(3)GTC-matching placebo 250 mg plus EGB-matching placebo 40 mg(120 cases,placebo group).Moreover,all patients were orally administered aspirin enteric-coated tablets 100 mg,once a day fo r 12 weeks.The primary outcome was the Barthel Index(Bl).The secondary outcomes included the control rate of blood pressure and National Institutes of Health Stroke Scale(NIHSS)scores.The incidence and severity of adverse events(AEs)were calculated and assessed.Results:The Bl relative independence rates,the clinical recovery rates of NIHSS,and the total effective rates of NIHSS in the GTC and EGB groups were significantly higher than the placebo group at 12 weeks after treatment(P<0.05),and no statistical significance was found between the GTC and EGB groups(P>0.05).The control rate of blood pressure in the GTC group was significantly higher than the EGB and placebo groups at 12,18 and 24 weeks after treatment(P<0.01).There were no statistically significant differences in the incidences of AEs,adverse drug reactions,or serious AEs among the 3 groups(P>0.05).Conclusion:GTC exhibited significant efficacy in improving patients'quality of life as well as neurological function and controlling hypertension.  相似文献   

3.
人类的历史教训证明,包括大地震在内的严重自然灾害,对地域生态环境和人类居住条件造成极大的破坏,对灾区人员的健康造成沉重的打击.在这种情况下,发生重大传染病流行的风险将会显著增加.汶川大地震发生后,搜寻生还者,抢救伤病员是抗震救灾第一阶段的重点.  相似文献   

4.
Objective:To illustrate the academic influence of Chinese Journal of Integrated Traditional and Western medicine,and provide suggestions for further development of the Journal.Methods:Taking the China National Knowledge Infrastructure(CNKI)database as main source and the Chinese Science Citation Database(CSCD)as reference,the researchers retrieved the related data of the Journal such as its publication quantity,citations,fund projects,authors,institutions and regions from 1981 to 2018,analyzed these data by means of bibliometrics and information visualization with EXCEL,SPSS,VISIO,MATLAB and other softwares.Results:Through the analysis of the main indicators,the relevant indicators of the Journal’s academic influence revealed the developing trend of the Journal.Cardiovascular and cerebrovascular diseases,endocrine,digestive system,pharmacological research of Chinese medicine and gynecology,as the hot topics in the discipline and academic,were clarified.Conclusions:All indicators show that the Journal is a high-quality journal reflecting the excellent achievements in the field of integrated Chinese and Western medicine in China.Through further analysis of relevant indicators,the authors put forward some specific suggestions on how to run the Journal well.  相似文献   

5.
Objective:To investigate whether blood-brain barrier(BBB)served a key role in the edema-relief effect of bloodletting puncture at hand twelve Jing-well points(HTWP)in traumatic brain injury(TBI)and the potential molecular signaling pathways.Methods:Adult male Sprague-Dawley rats were assigned to the shamoperated(sham),TBI,and bloodletting puncture(bloodletting)groups(n=24 per group)using a randomized number table.The TBI model rats were induced by cortical contusion and then bloodletting puncture were performed at HTWP twice a day for 2 days.The neurological function and cerebral edema were evaluated by modified neurological severity score(mNSS),cerebral water content,magnetic resonance imaging and hematoxylin and eosin staining.Cerebral blood flow was measured by laser speckles.The protein levels of aquaporin 4(AQP4),matrix metalloproteinases 9(MMP9)and mitogen-activated protein kinase pathway(MAPK)signaling were detected by immunofluorescence staining and Western blot.Results:Compared with TBI group,bloodletting puncture improved neurological function at 24 and 48 h,alleviated cerebral edema at 48 h,and reduced the permeability of BBB induced by TBI(all P<0.05).The AQP4 and MMP9 which would disrupt the integrity of BBB were downregulated by bloodletting puncture(P<0.05 or P<0.01).In addition,the extracellular signal-regulated kinase(ERK)and p38 signaling pathways were inhibited by bloodletting puncture(P<0.05).Conclusions:Bloodletting puncture at HTWP might play a significant role in protecting BBB through regulating the expressions of MMP9 and AQP4 as well as corresponding regulatory upstream ERK and p38 signaling pathways.Therefore,bloodletting puncture at HTWP may be a promising therapeutic strategy for TBI-induced cerebral edema.  相似文献   

6.
分析目前考试制度存在的主要问题有命题、复习题、补考制度等方面的弊端,提出考试制度的改革要在加强"三风"建设、做好试题的编审工作、建立完善的考试管理制度、严肃补考纪律等方面下工夫,让严肃的考风带动良好的学风,从而提高教学质量.  相似文献   

7.
2006年4月5日至4月8日第26届国际心肺移植协会(ISHLT)年会在西班牙马德里隆重召开,来自全世界从事心肺移植的专家,包括心外科、胸外科、心内科、呼吸科、麻醉科、ICU、病理科、供体协调等从事基础及临床研究等相关科室的专家共2 000多人参加了此次盛会.  相似文献   

8.
1临床资料 患者,男,29岁.入院前10d双眼视力突然下降,伴轻微头痛,曾就诊于其他医院,经眼科常规检查及眼部B超检查,诊断为原发性视网膜脱离,用药不详,因治疗效果不佳,于2002年10月18日来本院就诊.入院时自诉头痛明显,全身状况不佳,视力:右眼指数/1 m,左眼指数/1 m,双眼轻度睫状充血,角膜后可见细小点状沉着物,房水闪辉阳性,瞳孔呈药物性散大,直径5.5 mm,晶体不混浊,玻璃体可见条状混浊,眼压正常.  相似文献   

9.
1病例患者,女,49岁。10日前出现中上腹不适,伴恶心呕吐,并开始出现尿量减少,全身浮肿,四肢无力,双手不能持物,双下肢不能站立,当时无咖啡样  相似文献   

10.
游泳是人类生活中最自然的生理活动和本能之一。不仅人类,哺乳动物也常有游泳行为,是生活中自然形成和掌握的一种本能。我们认为人和动物一样,生来就具有适应环境的能力。很多动物,无论大小都有游泳本领,不用谁来教,在水中通过多种姿势和划水方法,他们都会把鼻子露出水面,往岸上游。可是人类这种本能后来泯灭了。我们认为社会就是大海,人生就如在大海中游泳,从小让孩子在水中学会挣扎,锻炼拼搏精神,促进胎儿到婴幼儿神经及各脏器的持续发育,使生长的过程得到进一步、更高质量的发展,这对他们一生的好处都是不可估量的。  相似文献   

11.
Background Prospective mortality studies in the United States revealed that the mortality was elevated in diabetics compared to normal individuals following chronic spinal cord injury (SCI). Our study was conducted to investigate the levels of platelet-derived growth factor (PDGF) of astrocytes in SCI in streptozotocin (STZ)-induced diabetic rats. Methods Thirty male Sprague-Dawley (SD) rats were randomly divided into 3 groups: SCI group, diabetic SCI group, and sham operation control group. We employed STZ-induced diabetic SD rats and a weight-drop contusion SCI model. The rats were sacrificed on day 7 after the induction of SCI. Immunohistochemistry and Western blotting analysis were used to detect the PDGF expression level. Basso, Beattie and Bresnahan locomotor rating scale (BBB) was also used to evaluate the neurological recovery level of the rats. Results PDGF positive astrocyte numbers were significantly higher and PDGF staining was more intensive in astrocytes in the SCI group than in the diabetic SCI group (P〈0.05). The diabetic SCI group showed a slower recovery of motor function with a lower BBB score 7 days after acute spinal injury. Conclusions PDGF is an important factor for the recovery of neurological function after acute spinal injury and hyperglycemia in diabetic rats could depress the expression of PDGF in injured spinal cord. This may help to explain the slower recovery and higher mortality in diabetics after SCI.  相似文献   

12.
目的观察糖尿病大鼠脊髓机械性损伤后损伤处脊髓血小板衍化生长因-7-(PDGF)在星型胶质细胞中的表达量,以探讨脊髓损伤过程中PDGF的作用。方法将36只大鼠随机分为假手术对照组、脊髓损伤组和糖尿病脊髓损伤组并制作相关模型,观察脊髓损伤24h和7d后大鼠运动功能的改变、损伤脊髓的病理变化及PDGF在星型胶质细胞中的表达情况。采用UTHSCSA Image Tools 3.0图像分析处理系统进行分析,统计各张切片单位面积(mm^2)内PDGF阳性细胞的数量和光密度:BIO-RAD软件Quantityone测定并用相对灰度值表示PDGF蛋白的表达量:然后对所得数据进行分析。结果脊髓损伤24h后,两组大鼠均出现严重运动功能障碍,BBB功能评分分别为(0.7±0.4)、(0.7±0.5)分:损伤7d后,脊髓损伤组大鼠恢复为(6.7±1.2)分,而糖尿病脊髓损伤组仅恢复为(3.9±0.7)分,两组差异有统计学意义(P〈0.01):而假手术对照组大鼠运动自如,术后24h和7d评分均为(21.0±0.0)分,与另两组比较差异均有统计学意义(均P〈0.01)。术后24h脊髓损伤组和糖尿病脊髓损伤组脊髓损伤部位白质中可见肿胀的轴突和大量空泡。灰质中存在极少量的神经元和胶质细胞;7d后损伤范围确定,损伤段变细,脊髓内有空洞形成,其中糖尿病脊髓损伤组的空洞大于脊髓损伤组,并且周围有炎性细胞浸润。PDGF阳性表达部位为星形胶质细胞,术后24h、7d假手术对照组PDGF表达少,没有太大的变化:24h后脊髓损伤组和糖尿病脊髓损伤组损伤部位的PDGF表达增多,且脊髓损伤组明显多于糖尿病脊髓损伤组(P〈0.01):7d后脊髓损伤组PDGF持续高表达,仍明显多于糖尿病脊髓损伤组(P〈0.01)。在Western blot检测中,假手术对照组在两个时段均仅有少量PDGF蛋白表达,24h后脊髓损伤组PDGF表达明显多于糖尿病脊髓损伤组(P〈0.01),损伤7d后脊髓损伤组PDGF持续高表达,仍明显高于糖尿病脊髓损伤组(P〈0.01)。结论糖尿病脊髓损伤大鼠脊髓损伤后BBB评分明显低于脊髓损伤组大鼠,PDGF表达量亦明显减少,可能与高血糖状态加重脊髓的损伤以及抑制其损伤后恢复有关。  相似文献   

13.
丙戊酸对大鼠急性脊髓损伤后BDNF及NT-3表达的影响   总被引:1,自引:0,他引:1  
目的探讨丙戊酸(VPA)对脊髓损伤后脑源性神经营养因子(BDNF)和神经营养素3(NT-3)表达的影响。方法将60只雄性SD大鼠随机分为三组:对照组(C组)、损伤组(SCI组)和丙戊酸保护组(VPA组)。采用改良Allen法制作脊髓损伤动物模型。VPA组术后即刻及其后每12 h皮下注射VPA 300 mg/kg;C组和SCI组在相应时间点注射等体积的生理盐水。于伤后24、48、72 h和1周取材。利用BBB评分标准进行不同时段的行为学评分。通过免疫组化法观察各组大鼠脊髓损伤后BDNF及NT-3表达的变化。结果 BBB评分显示,C组运动功能未受影响,VPA组的BBB评分均高于SCI组,在伤后48、72 h和1周两者比较,差异有统计学意义(P〈0.05)。与C组比较,SCI组和VPA组的BDNF及NT-3表达在各时间点均明显增加(P〈0.05),但VPA组各时间点的BDNF及NT-3表达均明显高于SCI组(P〈0.05)。结论 VPA可促进大鼠脊髓损伤后神经功能恢复,其机制可能与促进BDNF及NT-3表达有关。  相似文献   

14.
夏雷  罗卓荆  王哲 《医学争鸣》2009,(18):1693-1696
目的:研究大鼠脊髓损伤后弱激光经皮照射对脊髓胶质瘢痕的影响.方法:SD大鼠30只,随机分成对照组和照射组(n=15),制成脊髓半横断模型,经皮照射相应的损伤脊髓节段.在1,3,7,14d行BBB评分,在3,7,14d行普通HE染色和免疫荧光标记染色观察.结果:照射组的BBB评分高于对照组,有统计学差异(P〈0.05);照射组比对照组脊髓空洞范围减小(P〈0.05),并且损伤区周边NF分布较多,GFAP表达较少;照射组损伤区内硫酸软骨素蛋白多糖(CSPGs)的表达明显低于对照组(P〈0.05).结论:脊髓损伤后用弱激光经皮照射导致损伤区范围胶质瘢痕减少,CSPGs表达下降,从而减轻继发性损伤,有利于神经轴突再生和功能恢复.  相似文献   

15.
目的:观察减重步行训练(BWSTT)对脊髓损伤(SCI)大鼠脊髓组织中受体酪氨酸蛋白激酶B (TrkB)及脑源性神经营养因子(BDNF)蛋白表达水平和运动功能的影响,并探讨其可能的作用机制。方法:50只成年雄性SD大鼠随机分为假手术组、SCI组、BWSTT-A组(低强度训练)、BWSTT-B组(中强度训练)和BWSTT-C组(高强度训练),每组10只。应用自制的打击器制备SCI模型。假手术组大鼠仅行椎板切除术暴露硬脊膜,不予打击,直接缝合,术后不给予任何治疗;SCI组大鼠造模后不给予任何治疗;BWSTT组大鼠在SCI后给予康复锻炼,3组大鼠步行速度分别为7、15和21 cm·s-1。在造模后35 d采用Basso、Beattie和Bresnahan (BBB)评分评定SCI大鼠后肢功能恢复情况,免疫蛋白印记法检测各组大鼠脊髓组织中TrkB和BDNF蛋白表达水平,尼氏染色法检测各组大鼠脊髓尼氏小体的形态和数量。结果:与SCI组比较,BWSTT-B组和BWSTT-C组大鼠BBB评分升高(P<0.01);与BWSTT-A组比较,BWSTT-B组和BWSTT-C组大鼠BBB评分升高(P<0.01)。免疫蛋白印记法检测,与假手术组比较,SCI组大鼠脊髓组织中TrkB蛋白表达水平降低(P<0.01);与SCI组比较,BWSTT-B组和BWSTT-C组大鼠脊髓组织中TrkB蛋白表达水平升高(P<0.01);与假手术组比较,SCI组大鼠脊髓组织中BDNF蛋白表达水平降低(P<0.01);与SCI组比较,BWSTT-B组和BWSTT-C组大鼠脊髓组织中BDNF蛋白表达水平均升高(P<0.01)。尼氏染色法检测,与SCI组比较,BWSTT组细胞尼氏小体数量较多,细胞形态较好。结论:中和高强度的BWSTT可在一定程度上促进SCI大鼠运动功能恢复,其机制可能与上调脊髓组织中TrkB和BDNF蛋白的表达有关。  相似文献   

16.
目的:观察不同时间窗高压氧干预下的大鼠脊髓损伤(SCI)后细胞凋亡和脊髓功能的恢复情况,探讨最佳的高压氧治疗方法(HBOT),为临床治疗SCI提供实验依据。方法:160只SD大鼠随机分为模型对照组、HBO-PC组、HBOT组和HBO-PC+HBOT组。采用Allen's打击法建立SCI模型。模型对照组大鼠仅制模,未进行任何干预;HBO-PC组大鼠于高压氧干预10 d后立即制模,制模后未进行任何干预;HBOT组大鼠于制模后立即行高压氧干预;HBO-PC+HOBT组大鼠于高压氧干预10 d后立即制模,制模后继续高压氧干预。各组大鼠分别于制模后第1、2、7和14天取材,免疫组织化学PV-9000二步法检测大鼠Fas和FasL的表达水平,光镜下观察,并对结果进行统计学分析;采用TUNEL法检测细胞凋亡指数(AI),神经功能评价采用BBB评分。结果:与模型对照组比较,HBO-PC组、HBOT组和HBO-PC+HBOT组大鼠各时间点Fas和FasL表达水平均降低,且差异均有统计学意义(P<0.01);HBO-PC+HBOT组大鼠各时间点Fas和FasL表达水平比HBOT组和HBO-PC组降低,且差异有统计学意义(P<0.05);HBOT组大鼠各时间点Fas和FasL表达水平与HBO-PC组比较差异无统计学意义(P>0.05)。与模型对照组比较,其他各组大鼠细胞AI明显降低,差异均有统计学意义(P<0.01);HBO-PC+HBOT组AI低于HBOT组和HBO-PC组,且差异有统计学意义(P<0.05);HBOT组AI与HBO-PC组比较差异无统计学意义(P>0.05)。术后7和14 d HBO-PC组、HBOT组和HBO-PC+HBOT组大鼠BBB评分均高于模型对照组,且差异有统计学意义(P<0.01);HBO-PC+HBOT组BBB评分高于HBOT组和HBO-PC组,且差异有统计学意义(P<0.05或P<0.01);HBOT组BBB评分高于HBO-PC组,且差异有统计学意义(P<0.05)。结论:高压氧干预可减少SCI后细胞凋亡,促进脊髓功能的恢复;其治疗时间窗应提前到损伤前,HBO-PC联合HBOT法是治疗SCI的较佳方案。  相似文献   

17.
目的:探讨嗅鞘细胞(OECs)移植的治疗作用及其对影响硫酸软骨素蛋白聚糖类分子(CSPGs)表达的影响。方法:将培养的OECs移植于脊髓半横断的Wistar大鼠,移植术后对模型进行数个时间点的BBB运动功能评分,损伤即移植术后4周,对实验组和对照组动物取材,进行免疫组织化学和Western blotting检测。结果:移植后4周,实验组动物的BBB评分高于对照组动物。免疫组织化学和Western blotting检测发现,实验组动物损伤处CSPGs物质表达低于对照组动物。结论:OECs促进脊髓损伤动物运动功能恢复的作用可能与抑制CSPGs分子表达有关。  相似文献   

18.
目的 探讨自噬在雌二醇干预严重脊髓损伤(SCI)过程中的作用。 方法 选取72只SD雌性大鼠,体重为200~220 g。采用随机数字表法分为3组,每组24只。其中2组(模型组和干预组)采用动脉夹(15 g闭合力)建立大鼠严重脊髓损伤夹闭模型。干预组在脊髓损伤前1周即开始隔天肌注苯甲酸雌二醇,持续到安乐死之前。为比较高剂量雌二醇的疗效,脊髓损伤后7、14、21、28 d采用BBB(Basso,Beattie,Bresnahan)评分评估大鼠运动功能。实时荧光定量PCR和蛋白印记检测脊髓损伤后3 d自噬标志物表达变化。免疫组化法检测损伤后3 d LC3在运动神经元中的免疫活性。 结果 高剂量雌二醇明显改善大鼠脊髓损伤后运动功能的恢复,损伤后14、21、28 d各时间点对应的BBB评分较模型组高。脊髓损伤术后3 d,模型组的LC3、Beclin-1表达高于假手术组,雌二醇干预治疗在mRNA和蛋白水平上抑制其表达。与之相反,自噬底物P62在模型组较假手术组相比有明显降低。然而,给予雌二醇治疗后,P62表达显著增加。免疫组化结果显示脊髓损伤后运动神经元中增强的LC3免疫活性被高剂量雌二醇所抑制。 结论 雌二醇在脊髓损伤过程中的神经保护效应在一定程度上与抑制过度自噬相关。   相似文献   

19.
大鼠脊髓T11段全横断损伤模型的建立及护理   总被引:2,自引:0,他引:2  
目的 制备大鼠脊髓T11全横断动物模型,模拟脊髓损伤,为后期的干细胞移植治疗研究提供实验依据。方法 16只健康Wistar大鼠随机分为两组:对照组(n=8)及脊髓损伤组(SCI组,n=8)。SCI组咬除T9-T10棘突及相应椎板,横切断暴露的脊髓T11,夹除约0.3-0.5cm脊髓,对照组仅行椎板切除术。术后1,3,7,14,21d分别进行BBB运动功能评分。对模型进行人工排尿、排便、悬吊鼠尾等护理措施。结果 SCI组所有动物在术后均表现出典型的脊髓截瘫症状,BBB运动功能评分很低,与对照组相比具有非常显著性差异(P〈0.01)。护理措施降低了截瘫大鼠并发症的发生。结论 建立了大鼠脊髓T11段全横断损伤模型,并摸索出了一套有效的截瘫模型的护理方法。  相似文献   

20.
针刺治疗大鼠慢性脊髓损伤的疗效观察和机理研究   总被引:1,自引:0,他引:1  
目的 探讨针刺治疗慢性脊髓损伤的机理.方法 以45只2月龄的Wistar大鼠为受试对象,采用大鼠后路渐进性脊髓压迫模型并给予针刺治疗,通过体感诱发电位和BBB评分观察后肢功能,常规病理、免疫组化染色和原位末端标记法(TUENL)检测凋亡基因bcl-2和bax的表达.结果 诱发电位检测和BBB评分显示,电针组疗效优于压迫组(P<0.05).电针组中bax蛋白表达较压迫组明显减少,凋亡指数(AI)低:而bcl-2表达则较压迫组多.结论 针刺治疗慢性脊髓损伤可能是通过调控、bax和bcl-2的表达,从而影响实验动物的行为功能.  相似文献   

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