血清Vaspin浓度与急性脑梗死的相关性研究

被引:0
作者
郭梦
机构
[1] 重庆医科大学
关键词
内脏脂肪组织来源的丝氨酸蛋白酶抑制剂; 脑梗死; 颈动脉狭窄; 颅内动脉狭窄; 动脉粥样硬化;
D O I
暂无
年度学位
2016
学位类型
硕士
导师
摘要
研究目的:探讨血清内脏脂肪组织来源的丝氨酸蛋白酶抑制剂(Vaspin)浓度与急性脑梗死、颈部血管斑块性质和头颈部血管狭窄程度的相关性,以及对脑梗死患者预后评估价值。方法:收集在2015年4月到2016年1月发病48小时内入重庆医科大学第二附属医院神经内科住院治疗的脑梗死患者50例作为脑梗死组,同期50例健康体检者作为对照组。收集记录患者一般临床资料和空腹血糖、胰岛素、TG、TC、HDL、LDL、SBP、DBP、hsCRP等生化指标,以及颈部血管彩超和颅内血管检查结果,包括MRA,CTA和/或DSA。采用酶联免疫吸附法(ELISA)测量脑梗死患者和体检者血清Vaspin浓度。以病程3个月作为终点事件的观察时间,NIHSS、改良Rankin和Barthel量表评价脑梗死患者神经功能及生活能力恢复情况。结果:(1)两组患者入院时在性别,年龄,BMI,WHR,吸烟史,罹患高血压、糖尿病、冠心病和是否服用药物情况等一般临床资料上均无统计学差异。(2)脑梗死组患者入院血压及hsCRP明显较对照组升高,同时血清Vaspin浓度较对照组降低。(3)脑梗死组共有45名患者完善颈部血管彩超检查,其中16例未见明显异常,2例提示颈动脉内膜中层增厚,24例提示颈动脉斑块不稳定,仅3例提示颈动脉斑块稳定,血清vaspin浓度在斑块不同性质组间比较差异不存在统计学意义。(4)脑梗死组颈动脉彩超检查中39例患者颈动脉彩超提示血管未见狭窄,0例患者血管狭窄20%-50%,4例患者血管狭窄50%-90%,2例患者血管狭窄90%以上,血清vaspin浓度在血管狭窄程度的组间比较,差异不存在统计学意义。(5)脑梗死组共有40名患者完成头颈部血管检查(包括mra、cta和/或dsa),其中10例患者头颈部血管检查未见异常,5例患者血管可见动脉硬化或伴斑块形成、不伴有血管狭窄,9例患者血管狭窄<50%,16例患者血管狭窄≥50%,血清vaspin浓度在组间比较差异不存在统计学意义,且未发现组间具有相关性。(6)经二元多因素logistic回归分析,本实验未发现vaspin是脑梗死的独立危险因素。spearman相关分析,也没有发现vaspin与脑梗死患者神经功能缺损的严重程度及预后情况存在相关性。(7)描绘roc曲线提示曲线下面积auc=0.677,最佳cut-off值为0.799,灵敏度64%,特异性72%,提示血清vaspin浓度对脑梗死有一定诊断价值。结论:脑梗死组患者血清vaspin浓度较对照组明显降低,提示其对脑梗死的诊断可能有一定价值。血清vaspin浓度还可能与是否存在斑块及斑块性质有关,但本实验并没有发现其与血管狭窄程度、神经功能缺损状态以及预后情况存在相关性。
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