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        同側(cè)短暫性腦缺血發(fā)作對(duì)繼發(fā)腦梗死患者預(yù)后的影響研究

        2017-06-27 08:13:15馬廣鋒
        實(shí)用心腦肺血管病雜志 2017年5期

        馬廣鋒

        ·論著·

        同側(cè)短暫性腦缺血發(fā)作對(duì)繼發(fā)腦梗死患者預(yù)后的影響研究

        馬廣鋒

        目的 探討同側(cè)短暫性腦缺血發(fā)作(TIA)對(duì)繼發(fā)腦梗死患者預(yù)后的影響。方法 選取聊城市莘縣人民醫(yī)院2013年12月—2015年12月收治的繼發(fā)腦梗死患者270例,根據(jù)年齡分為<55歲者80例(A組)、55~70歲者130例(B組)、>70歲者60例(C組);根據(jù)同側(cè)TIA發(fā)生情況將A組患者分為A1組(發(fā)生同側(cè)TIA,n=22)和A2組(未發(fā)生同側(cè)TIA,n= 58),將B組患者分為B1組(發(fā)生同側(cè)TIA,n=34)和B2組(未發(fā)生同側(cè)TIA,n=96),將C組患者分為C1組(發(fā)生同側(cè)TIA,n=19)和C2組(未發(fā)生同側(cè)TIA,n=41)。比較不同年齡段及相同年齡段不同TIA發(fā)生情況患者入院時(shí)與治療1個(gè)月后美國(guó)國(guó)立研究院卒中量表(NIHSS)評(píng)分差值、治療1個(gè)月后Barthel指數(shù)(BI)評(píng)分及入院后側(cè)支循環(huán)建立情況。結(jié)果 3組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值和治療1個(gè)月后BI評(píng)分比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);3組患者入院后側(cè)支循環(huán)建立情況比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05)。A1組和A2組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);A1組患者治療1個(gè)月后BI評(píng)分及入院后側(cè)支循環(huán)建立良好率高于A2組(P<0.05)。B1組和B2組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);B1組患者治療1個(gè)月后BI評(píng)分及入院后側(cè)支循環(huán)建立良好率高于B2組(P<0.05)。C1組和C2組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值、治療1個(gè)月后BI評(píng)分及入院后側(cè)支循環(huán)建立情況比較,差異均無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05)。結(jié)論 同側(cè)TIA可有效改善繼發(fā)腦梗死患者預(yù)后并促進(jìn)側(cè)支循環(huán)建立,但對(duì)>70歲的繼發(fā)腦梗死患者則無(wú)明顯影響。

        腦梗死;腦缺血發(fā)作,短暫性;側(cè)支循環(huán);預(yù)后

        馬廣鋒.同側(cè)短暫性腦缺血發(fā)作對(duì)繼發(fā)腦梗死患者預(yù)后的影響研究[J].實(shí)用心腦肺血管病雜志,2017,25(5):13-16.[www.syxnf.net]

        MA G F.Impact of homolateral transient ischemic attack on prognosis in patients with secondary cerebral infarction[J].Practical Journal of Cardiac Cerebral Pneumal and Vascular Disease,2017,25(5):13-16.

        隨著我國(guó)人口老齡化進(jìn)程加劇,近年來(lái)代謝性疾病、消耗性疾病及短暫性腦缺血發(fā)作(TIA)發(fā)病率呈逐年升高趨勢(shì)[1]。局部及全腦缺血?jiǎng)游飳?shí)驗(yàn)發(fā)現(xiàn),TIA對(duì)繼發(fā)腦梗死具有神經(jīng)保護(hù)作用,即缺血耐受現(xiàn)象。缺血耐受現(xiàn)象是指預(yù)先短暫缺血或輕度缺氧激發(fā)機(jī)體保護(hù)能力,使機(jī)體對(duì)隨后發(fā)生的嚴(yán)重缺血、缺氧產(chǎn)生防御和保護(hù)作用。本研究旨在探討同側(cè)TIA對(duì)繼發(fā)腦梗死患者預(yù)后的影響,現(xiàn)報(bào)道如下。

        1 資料與方法

        1.1 一般資料 選取聊城市莘縣人民醫(yī)院2013年12月—2015年12月收治的繼發(fā)腦梗死患者270例,均符合第四屆全國(guó)腦血管病學(xué)術(shù)會(huì)議制定的腦梗死診斷標(biāo)準(zhǔn)[2]。根據(jù)年齡將所有患者分為<55歲者80例(A組)、55~70歲者130例(B組)、>70歲者60例(C組);根據(jù)同側(cè)TIA發(fā)生情況將A組患者分為A1組(發(fā)生同側(cè)TIA,n=22)和A2組(未發(fā)生同側(cè)TIA,n= 58),將B組患者分為B1組(發(fā)生同側(cè)TIA,n=34)和B2組(未發(fā)生同側(cè)TIA,n=96),將C組患者分為C1組(發(fā)生同側(cè)TIA,n=19)和C2組(未發(fā)生同側(cè)TIA,n=41)。所有患者及其家屬在自愿、知情、同意情況下參與本研究。

        1.2 納入與排除標(biāo)準(zhǔn)

        1.2.1 納入標(biāo)準(zhǔn) (1)首次發(fā)?。?2)入院前1周內(nèi)至少發(fā)生1次TIA;(3)年齡≥18周歲;(4)發(fā)病至入院時(shí)間<48 h;(5) 美國(guó)國(guó)立衛(wèi)生研究院卒中量表(National Institute of Health Stroke Scale,NIHSS)評(píng)分5~22分[3]。

        1.2.2 排除標(biāo)準(zhǔn) (1)影像學(xué)檢查資料缺失者;(2)合并高糖血癥、嚴(yán)重高血壓者[4];(3)因創(chuàng)傷、腫瘤等壓迫所致腦出血者;(4)伴有其他并發(fā)癥,如肝腎功能不全者[5];(5)伴有血管畸形或血管淀粉樣變者[6];(6)入組前3個(gè)月內(nèi)行大手術(shù)者。

        1.3 腦梗死診斷標(biāo)準(zhǔn) 顱腦CT或磁共振成像(MRI)檢查示有新發(fā)腦梗死病灶,且排除腦出血、腦占位性病變及可以解釋癥狀的其他病灶,癥狀體征與顱腦CT或MRI檢查結(jié)果相符。

        1.4 觀察指標(biāo) (1)采用NIHSS[7]評(píng)估患者入院時(shí)與治療1個(gè)月后神經(jīng)功能缺損程度,NIHSS評(píng)分越高表示患者神經(jīng)功能缺損程度越嚴(yán)重,NIHSS評(píng)分差值=入院時(shí)NIHSS評(píng)分-治療1個(gè)月后NIHSS評(píng)分;(2)治療1個(gè)月后采用Barthel指數(shù)(BI)評(píng)估患者預(yù)后,包括進(jìn)食、洗澡、修飾、穿衣、控制大便、控制小便、如廁、床椅移動(dòng)、平地行走及上下樓梯共10項(xiàng)內(nèi)容,BI評(píng)分越高表明患者預(yù)后越好。(3)入院后即刻采用磁共振血管成像(MRA)檢查患者前交通動(dòng)脈(ACOA)、后交通動(dòng)脈(PCOA)、頸外動(dòng)脈(ECA)及同側(cè)大腦前動(dòng)脈(ACA)、大腦中動(dòng)脈(MCA)和大腦后動(dòng)脈(PCA)間吻合支,其中出現(xiàn)2支及以上動(dòng)脈吻合支定義為側(cè)支循環(huán)建立良好,無(wú)或僅有1支動(dòng)脈吻合支定義為側(cè)支循環(huán)建立差[8]。比較不同年齡段及相同年齡段不同同側(cè)TIA發(fā)生情況患者NIHSS評(píng)分差值、BI評(píng)分及側(cè)支循環(huán)建立情況。

        2 結(jié)果

        2.1 不同年齡段患者NIHSS評(píng)分差值、BI評(píng)分及側(cè)支循環(huán)建立情況比較 3組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值和治療1個(gè)月后BI評(píng)分比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);3組患者入院后側(cè)支循環(huán)建立情況比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05,見表1)。

        表1 不同年齡段患者NIHSS評(píng)分差值、BI評(píng)分及側(cè)支循環(huán)建立情況比較

        Table 1 Comparison of difference of NIHSS score at admission and after 1 month of treatment,Barthel index after 1 month of treatment and collateral circulation establishment after admission in patients with different age

        組別例數(shù)NIHSS評(píng)分差值(x±s,分)BI評(píng)分(x±s,分)側(cè)支循環(huán)建立情況(例)良好差A(yù)組 80 5.54±4.0273.79±31.042852B組1305.61±4.1566.76±32.875179C組 60 3.07±3.4838.74±14.192040F(χ2)值9.35627.2680.751aP值<0.001<0.0010.687

        注:NIHSS=美國(guó)國(guó)立衛(wèi)生研究院卒中量表,BI=Barthel指數(shù);a為χ2值

        2.2 相同年齡段不同TIA發(fā)生情況患者NIHSS評(píng)分差值、BI評(píng)分及側(cè)支循環(huán)建立情況比較 A1組和A2組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);A1組患者治療1個(gè)月后BI評(píng)分及入院后側(cè)支循環(huán)建立良好率高于A2組,差異均有統(tǒng)計(jì)學(xué)意義(P<0.05,見表2)。B1組和B2組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);B1組患者治療1個(gè)月后BI評(píng)分及入院后側(cè)支循環(huán)建立情況良好率高于B2組,差異均有統(tǒng)計(jì)學(xué)意義(P<0.05,見表3)。C1組和C2組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值、治療1個(gè)月后BI評(píng)分及入院后側(cè)支循環(huán)建立情況比較,差異均無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05,見表4)。

        表2 <55歲不同同側(cè)TIA發(fā)生情況患者NIHSS評(píng)分、BI評(píng)分及側(cè)支循環(huán)建立情況比較

        Table 2 Comparison of difference of NIHSS score at admission and after 1 month of treatment,Barthel index after 1 month of treatment and collateral circulation establishment after admission in patients with or without homolateral TIA(less than 55 years old)

        組別例數(shù)NIHSS評(píng)分差值(x±s,分)BI評(píng)分(x±s,分)側(cè)支循環(huán)建立情況〔n(%)〕良好差A(yù)1組226.22±1.8981.03±22.7616(72.7) 6(27.3) A2組586.38±1.0359.12±15.3412(20.7)46(79.3)t(χ2)值-0.4914.95818.985aP值0.625<0.001<0.001

        注:a為χ2值

        表3 55~70歲不同同側(cè)TIA發(fā)生情況患者NIHSS評(píng)分差值、BI評(píng)分及側(cè)支循環(huán)建立情況比較

        Table 3 Comparison of difference of NIHSS score at admission and after 1 month of treatment,Barthel index after 1 month of treatment and collateral circulation establishment after admission in patients with or without homolateral TIA(equal or over then 55 years old but less than or equal 70 years old)

        組別例數(shù)NIHSS評(píng)分差值(x±s,分)BI評(píng)分(x±s,分)側(cè)支循環(huán)建立情況〔n(%)〕良好差B1組346.03±1.6378.32±20.4226(76.5) 8(23.5) B2組966.35±1.2753.44±18.1625(26.0)71(74.0)t(χ2)值-1.7756.64226.783aP值0.078<0.001<0.001

        注:a為χ2值

        表4 >70歲不同同側(cè)TIA發(fā)生情況患者NIHSS評(píng)分差值、BI評(píng)分及側(cè)支循環(huán)建立情況比較

        Table 4 Comparison of difference of NIHSS score at admission and after 1 month of treatment,Barthel index after 1 month of treatment and collateral circulation establishment after admission in patients with or without homolateral TIA(over than 70 years old)

        組別例數(shù)NIHSS評(píng)分差值(x±s,分)BI評(píng)分(x±s,分)側(cè)支循環(huán)建立情況〔n(%)〕良好差C1組193.42±1.2538.41±13.54 6(31.6) 13(68.4)C2組413.11±1.1739.62±12.9814(34.1)27(65.9)t(χ2)值0.9340.3310.039aP值0.3540.7420.844

        注:a為χ2值

        3 討論

        腦梗死可導(dǎo)致不同程度軀體功能障礙和認(rèn)知障礙,可嚴(yán)重影響患者的日常生活活動(dòng)能力[9]。臨床研究表明,TIA是腦梗死的重要預(yù)測(cè)指標(biāo),但其發(fā)生原因復(fù)雜,與栓子、動(dòng)脈狹窄、血液系統(tǒng)疾病、代謝性疾病等有關(guān)[10],具有發(fā)病急劇、病程短、預(yù)后較好等特點(diǎn)[11]。多數(shù)神經(jīng)學(xué)科專家認(rèn)為,TIA既是腦梗死的高危因素,同時(shí)也可以通過(guò)結(jié)構(gòu)儲(chǔ)備和化學(xué)儲(chǔ)備對(duì)腦梗死患者產(chǎn)生神經(jīng)保護(hù)作用,即缺血耐受現(xiàn)象[12-13]。臨床研究顯示,對(duì)缺血最敏感的海馬CA1區(qū)短暫性缺血15~30 min后再灌注1 d會(huì)形成缺血半暗帶,而重復(fù)性腦缺血可能導(dǎo)致缺血半暗帶擴(kuò)大;缺血相對(duì)不敏感的皮質(zhì)區(qū)短暫性缺血10 min后再灌注1 d同樣會(huì)形成缺血半暗帶,但不會(huì)導(dǎo)致神經(jīng)元凋亡[14]。

        本研究結(jié)果顯示,3組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值和治療后1個(gè)月BI評(píng)分間有差異,進(jìn)一步根據(jù)年齡進(jìn)行分層分析,結(jié)果顯示,A1組和A2組、B1組和B2組、C1組和C2組患者入院時(shí)與治療1個(gè)月后NIHSS評(píng)分差值間無(wú)差異,提示同側(cè)TIA對(duì)繼發(fā)腦梗死患者神經(jīng)功能缺損無(wú)明顯影響。BI評(píng)分操作簡(jiǎn)單、方便,對(duì)患者預(yù)后的預(yù)測(cè)價(jià)值較高。本研究結(jié)果顯示,A1組和B1組患者治療1個(gè)月后BI評(píng)分分別高于A2組和B2組,但C1組和C2組患者治療1個(gè)月后BI評(píng)分間無(wú)差異,提示同側(cè)TIA繼發(fā)腦梗死患者預(yù)后良好,但對(duì)年齡>70歲的繼發(fā)腦梗死患者則無(wú)明顯影響,分析其原因可能為同側(cè)TIA對(duì)繼發(fā)腦梗死的神經(jīng)保護(hù)作用與年齡有關(guān),年齡越大該保護(hù)作用越弱。

        腦血管痙攣或狹窄會(huì)導(dǎo)致短暫性腦缺血,而供血區(qū)側(cè)支循環(huán)形成可在一定程度上預(yù)防缺血性損傷,對(duì)改善腦部血供具有重要的臨床意義[15-17]。腦梗死實(shí)質(zhì)是局部腦組織血液供應(yīng)障礙導(dǎo)致的缺血缺氧性壞死,其損傷程度與腦小動(dòng)脈閉塞速度和側(cè)支循環(huán)建立情況有關(guān)[12]。本研究結(jié)果顯示,A1組、B1組患者入院后側(cè)支循環(huán)建立情況分別優(yōu)于A2組、B2組,而C1組和C2組患者入院后側(cè)支循環(huán)建立情況間無(wú)差異,提示伴同側(cè)TIA的繼發(fā)腦梗死患者側(cè)支循環(huán)建立良好,但同側(cè)TIA對(duì)年齡>70歲的繼發(fā)腦梗死患者側(cè)支循環(huán)的建立則無(wú)明顯影響,分析原因可能與患者年齡較大、血管自我修復(fù)能力減弱及血管生長(zhǎng)因子分泌減少有關(guān)。

        綜上所述,同側(cè)TIA可有效改善繼發(fā)腦梗死患者預(yù)后并促進(jìn)側(cè)支循環(huán)建立,但對(duì)>70歲的繼發(fā)腦梗死患者則無(wú)明顯影響。

        本文無(wú)利益沖突。

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        [6]FUNABASHI N,TAKAOKA H,OZAWA K,et al.Combined ostium secundum type ASD and pulmonary arterial thromboembolism causing pulmonary artery enlargement,pulmonary hypertension and recurrent paradoxical cerebral embolism due to deep venous thrombosis[J].Int J Cardiol,2016,207:303-307.DOI:10.1016/j.ijcard.2016.01.178.

        [7]齊亞超,肖向建,段瑞生,等.短暫性腦缺血發(fā)作對(duì)繼發(fā)腦梗死的影響及其危險(xiǎn)因素研究[J].中國(guó)全科醫(yī)學(xué),2013,16(35):3416-3418.DOI:10.3969/j.issn.1007-9572.2013.28.039.

        [8]嚴(yán)明.側(cè)支循環(huán)評(píng)估對(duì)缺血性腦卒中臨床療效及預(yù)后的應(yīng)用價(jià)值[D].蘇州:蘇州大學(xué),2015.

        [9]SHEN M H,ZHANG C B,ZHANG J H,et al.Electroacupuncture Attenuates Cerebral Ischemia and Reperfusion Injury in Middle Cerebral Artery Occlusion of Rat via Modulation of Apoptosis,Inflammation,Oxidative Stress,and Excitotoxicity[J].Evid Based Complement Alternat Med,2016:9438650.DOI:10.1155/2016/9438650.

        [10]ABDEL-ALEEM G A,KHALEEL E F,MOSTAFA D G,et al.Neuroprotective Effect of Resveratrol Against Brain Ischemia Reperfusion Injury In Rats Entails Reduction of DJ-1 protein expression and Activation of PI3K/Akt/GSK3b survival Pathway[J].Arch Physiol Biochem,2016,122(4):200-213.

        [11]胡薇薇,葉靜.短暫性腦缺血發(fā)作對(duì)腦梗死的保護(hù)作用[J].中國(guó)綜合臨床,2014(z1):116-117.DOI:10.3760/cma.j.issn.1008-6315.2014.z1.057.

        [12]曾昭賢.老年短暫性腦缺血與缺血性腦卒中頸動(dòng)脈結(jié)構(gòu)及血流動(dòng)力學(xué)參數(shù)的對(duì)比研究[J].南昌大學(xué)學(xué)報(bào)(醫(yī)學(xué)版),2014,54(11):60-62.

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        (本文編輯:謝武英)

        Impact of Homolateral Transient Ischemic Attack on Prognosis in Patients with Secondary Cerebral Infarction

        MAGuang-feng

        DepartmentofNeurology,thePeople′sHospitalofShenCounty,Liaocheng,Liaocheng252400,China

        Objective To investigate the impact of homolateral transient ischemic attack on prognosis in patients with secondary cerebral infarction.Methods A total of 270 patients with secondary cerebral infarction were selected in the People′s Hospital of Shen County of Liaocheng from December 2013 to December 2015,and they were divided into A group(less than 50 years old,n=80),B group(equal or over 55 years old but equal or less than 70 years old,n=130)and C group(over 70 years old,n=60)according to age;according to the incidence of homolateral transient ischemic attack,patients of A group were divided into A1 group(with homolateral transient ischemic attack,n=22)and A2 group(without homolateral transient ischemic attack,n=58),patients of B group were divided into B1 group(with homolateral transient ischemic attack,n=34)and B2 group(without homolateral transient ischemic attack,n=96),patients of C group were divided into C1 group(with homolateral transient ischemic attack,n=19)and C2 group(without homolateral transient ischemic attack,n=41).Difference of NIHSS score at admission and after 1 month of treatment,Barthel index after 1 month of treatment and collateral circulation establishment after admission were compared among A group,B group and C group,between A1 group and A2 group,between B1 and B2 group,between C1 group and C2 group.Results There were statistically significant differences of difference of NIHSS score at admission and after 1 month of treatment and Barthel index after 1 month of treatment among A group,B group and C group(P<0.05),while no statistically significant differences of collateral circulation establishment after admission was found among A group,B group and C group(P>0.05).No statistically significant differences of difference of NIHSS score at admission and after 1 month of treatment was found between A1 group and A2 group(P>0.05);Barthel index after 1 month of treatment of A1 group and proporation of patients with good collateral circulation establishment after admission of A1 group were statistically significantly higher than those of A2 group(P<0.05).No statistically significant differences of difference of NIHSS score at admission and after 1 month of treatment was found between B1 group and B2 group(P>0.05);Barthel index after 1 month of treatment of B1 group and proporation of patients with good collateral circulation establishment after admission of B1 group were statistically significantly higher than those of B2 group(P<0.05).No statistically significant differences of difference of NIHSS score at admission and after 1 month,Barthel index after 1 month of treatment or collateral circulation establishment after admission was found between C1 group and C2 group(P>0.05).Conclusion Homolateral transient ischemic attack can effectively improve the prognosis and promote the collateral circulation establishment in patients with secondary cerebral infarction,but there is no obvious impact on patients over 70 years old.

        Brain infarction;Ischemic attack,transient;Collateral circulation;Prognosis

        R 743.33

        A

        10.3969/j.issn.1008-5971.2017.05.004

        2017-01-06;

        2017-05-16)

        252400山東省聊城市莘縣人民醫(yī)院神經(jīng)內(nèi)科

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