趙自瑞
(陜西省渭南市澄城縣醫(yī)院心內(nèi)科,陜西渭南715200)
·論 著·
馬來(lái)酸依那普利葉酸片對(duì)H型高血壓左心室肥厚患者血漿同型半胱氨酸濃度、心臟結(jié)構(gòu)及功能的影響
趙自瑞
(陜西省渭南市澄城縣醫(yī)院心內(nèi)科,陜西渭南715200)
目的 研究馬來(lái)酸依那普利葉酸片治療前、后H型高血壓左心室肥厚患者血漿同型半胱氨酸(homocys?teine,Hcy)濃度、心臟結(jié)構(gòu)及功能變化情況。方法 選取2014年6月至2016年6月在澄城縣醫(yī)院接受治療的148例H型高血壓左心室肥厚患者為研究對(duì)象。將148例患者隨機(jī)分為兩組:應(yīng)用馬來(lái)酸依那普利葉酸片治療(10.8 mg/d)的患者為試驗(yàn)組74例;采用馬來(lái)酸依那普利片治療(10.0 mg/d)的患者為對(duì)照組74例。兩組均持續(xù)用藥12個(gè)月后復(fù)診,檢測(cè)血漿Hcy濃度、心臟結(jié)構(gòu)及功能的各項(xiàng)指標(biāo)。結(jié)果 (1)血漿Hcy濃度:治療前試驗(yàn)組、對(duì)照組比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);對(duì)照組治療前、后比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);試驗(yàn)組治療前、后比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);治療后試驗(yàn)組與對(duì)照組比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。(2)心臟結(jié)構(gòu)指標(biāo):治療前試驗(yàn)組、對(duì)照組比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);兩組治療后與治療前比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);兩組治療后比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05)。(3)心臟功能指標(biāo):治療前試驗(yàn)組、對(duì)照組比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);兩組治療后與治療前比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);治療后試驗(yàn)組與對(duì)照組比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。結(jié)論 馬來(lái)酸依那普利片降低血漿Hcy濃度效果不明顯,對(duì)心臟結(jié)構(gòu)及功能的各項(xiàng)指標(biāo)恢復(fù)正常有較好的治療效果,但在恢復(fù)心臟功能方面的效果沒(méi)有馬來(lái)酸依那普利葉酸片效果好;馬來(lái)酸依那普利葉酸片有降低血漿Hcy濃度,對(duì)心臟結(jié)構(gòu)及功能的各項(xiàng)指標(biāo)恢復(fù)正常具有很好的治療效果。
H型高血壓;馬來(lái)酸依那普利葉酸片;馬來(lái)酸依那普利片;心臟結(jié)構(gòu);心臟功能
原發(fā)性高血壓(高血壓)是在不同生活環(huán)境、遺傳原因等多種因素的相互影響下,經(jīng)過(guò)病程的不斷相互作用進(jìn)展,最終導(dǎo)致多種心腦血管方面出現(xiàn)損傷的常見(jiàn)病之一[1-2]。研究表明高血壓同時(shí)伴有高血漿同型半胱氨酸(homocysteine,Hcy)濃度和左心室肥厚的患者就高達(dá)70%,三者相互影響已經(jīng)成為腦血管病發(fā)病的重要因素之一。馬來(lái)酸依那普利葉酸片是我國(guó)第一個(gè)被批準(zhǔn)用于H型高血壓治療的藥物[3],加入葉酸成分的配比獲得多項(xiàng)發(fā)明專(zhuān)利。本研究通過(guò)對(duì)馬來(lái)酸依那普利葉酸片和馬來(lái)酸依那普利片的治療效果進(jìn)行對(duì)比,發(fā)現(xiàn)馬來(lái)酸依那普利葉酸片不僅降低血漿Hcy濃度效果顯著,同時(shí)對(duì)心臟結(jié)構(gòu)及功能有很好的治療效果,為以后H型高血壓左心室肥厚患者的臨床診治提供更好的治療方案。
選取2014年6月至2016年6月在澄城縣醫(yī)院接受治療的148例H型高血壓左心室肥厚患者為研究對(duì)象。將148例患者按隨機(jī)數(shù)字表法隨機(jī)分為兩組:應(yīng)用馬來(lái)酸依那普利葉酸片治療的患者為試驗(yàn)組74例;采用馬來(lái)酸依那普利片治療的患者為對(duì)照組74例。其中試驗(yàn)組男37例,女37例,年齡為(53.2±7.6)歲;對(duì)照組男38例,女36例,年齡為(52.5±7.8)歲。兩組年齡、性別比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05)。
納入標(biāo)準(zhǔn)[4]:參照《中國(guó)高血壓防治指南2010》中對(duì)高血壓的診斷標(biāo)準(zhǔn)診斷為高血壓的患者;Hcy≥10 μmol/L的患者;肝、腎功能或內(nèi)分泌功能正常的患者;自愿加入本次研究的患者。
排除標(biāo)準(zhǔn):繼發(fā)性高血壓患者;有感染可能性的患者;冠狀動(dòng)脈粥樣硬化性心臟?。ü谛牟。┑幕颊?;惡性腫瘤的患者;腦卒中患者;肝、腎功能或內(nèi)分泌功能異常的患者;不愿加入本次研究的患者。
試驗(yàn)組H型高血壓左心室肥厚患者74例采用馬來(lái)酸依那普利葉酸片治療,10.8 mg/d,持續(xù)用藥12個(gè)月;對(duì)照組H型高血壓左心室肥厚患者74例采用馬來(lái)酸依那普利片治療,10.0 mg/d,一直用藥12個(gè)月。兩組患者平時(shí)飲食注意低鹽、低脂肪,多食新鮮的綠色蔬菜及水果,適量增加鍛煉,控制體質(zhì)量,戒煙戒酒。
記錄148例患者的基本情況,包括姓名、性別、年齡、家庭地址、電話以及高血壓病史等。患者血漿Hcy濃度測(cè)定[5]:上午采集患者空腹?fàn)顟B(tài)靜脈血5 mL,半個(gè)小時(shí)內(nèi)離心分離血細(xì)胞,采用增強(qiáng)散射比濁法檢測(cè)患者血漿Hcy濃度?;颊咝呐K結(jié)構(gòu)指標(biāo)的測(cè)定[6]:心臟結(jié)構(gòu)指標(biāo)包室間隔厚度(interventricular septal thickness,IVS)、左心室舒張末期內(nèi)徑(left ventricular end diastolic dimension,LVEDd)、左心室后壁厚度(left ventricular posterior wall thickness,LVPWT)、左心室質(zhì)量指數(shù)(left ven?tricular mass index,LVMI),以上指標(biāo)采用超聲心動(dòng)圖檢查測(cè)定。心臟功能指標(biāo)的測(cè)定[7]:左心室射血分?jǐn)?shù)(left ventricular ejection fraction,LVEF)采用超聲心動(dòng)圖檢查測(cè)定,二尖瓣舒張?jiān)缙?、晚期的血流峰值(E/A)采用多普勒測(cè)定。
采用SPSS 19.0統(tǒng)計(jì)軟件進(jìn)行數(shù)據(jù)整理。每組患者的臨床癥狀用行×列表的χ2檢驗(yàn),每組患者情況特點(diǎn)用Kruskal-Walls進(jìn)行比較。計(jì)量資料使用(±s)來(lái)表示,采用t檢驗(yàn)。以P<0.05為差異有統(tǒng)計(jì)學(xué)意義。
兩組治療前血漿Hcy濃度、心臟結(jié)構(gòu)指標(biāo)包括 IVST、LVEDd、LVPWT、LVMI、LVEF、二尖瓣舒張?jiān)缙诤屯砥诘难鞣逯担‥/A)等比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05),詳見(jiàn)表1。
表1 兩組基線資料比較 [n=74,±s]
表1 兩組基線資料比較 [n=74,±s]
檢測(cè)指標(biāo)年齡(歲)Hcy(μmol/L)IVST(cm)LVED(cm)LVPWT(cm)LVMI(g/m2)LVEF(%)E/A試驗(yàn)組53.2±7.6 26.5±10.2 1.13±0.11 5.31±0.22 1.12±0.11 129.65±10.29 67.31±1.41 0.63±0.13對(duì)照組52.5±7.8 25.9±9.5 1.12±0.12 5.23±0.25 1.11±0.12 131.13±10.91 66.29±1.37 0.68±0.14 P值0.451 0.529 0.624 0.548 0.396 0.482 0.608 0.357
血漿Hcy濃度:治療前試驗(yàn)組、對(duì)照組比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);對(duì)照組治療前、后比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);試驗(yàn)組治療前、后比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);治療后試驗(yàn)組與對(duì)照組比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);詳見(jiàn)表2。
表2 兩組治療前、后血漿Hcy濃度比較[n=74,μmol/L,±s]
表2 兩組治療前、后血漿Hcy濃度比較[n=74,μmol/L,±s]
組別試驗(yàn)組對(duì)照組P值治療前26.5±10.2 25.9±9.5 0.529治療后13.1±4.9 24.3±11.5 0.007 P值0.003 0.352
心臟結(jié)構(gòu)指標(biāo):治療前試驗(yàn)組、對(duì)照組比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);兩組治療后與治療前比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);兩組治療后比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);詳見(jiàn)表3。
表3 兩組治療前、后心臟結(jié)構(gòu)指標(biāo)比較 [n=74,±s]
表3 兩組治療前、后心臟結(jié)構(gòu)指標(biāo)比較 [n=74,±s]
試驗(yàn)組對(duì)照組檢測(cè)指標(biāo)IVST(cm)LVED(cm)LVPWT(cm)LVMI(g/m2)治療前1.13±0.11 5.31±0.22 1.12±0.11 129.65±10.29治療后0.98±0.11 4.58±0.27 0.95±0.08 88.62±8.64 P值0.003 0.012 0.013 0.007治療前1.12±0.12 5.23±0.25 1.11±0.12 131.13±10.91治療后1.02±0.12 4.69±0.35 1.01±0.09 90.03±10.12 P值0.012 0.023 0.018 0.031
心臟功能指標(biāo):治療前試驗(yàn)組、對(duì)照組比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);兩組治療后與治療前比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);治療后試驗(yàn)組與對(duì)照組比較,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);詳見(jiàn)表4。
表4 兩組治療前、后心臟功能指標(biāo)比較[n=74,±s]
表4 兩組治療前、后心臟功能指標(biāo)比較[n=74,±s]
注:與對(duì)照組治療后比較,*P<0.05
檢測(cè)指標(biāo)LVEF(%)E/A試驗(yàn)組治療前67.31±1.41 0.63±0.13治療后72.65±1.32 0.95±0.12 P值0.009 0.007對(duì)照組治療前66.29±1.37 0.68±0.14b治療后68.53±1.51*0.81±0.14*P值0.039 0.042
目前,我國(guó)有將近3億的高血壓患者,其血漿Hcy濃度大部分偏高,H型高血壓左心室肥厚患者是指高血壓同時(shí)伴有血漿Hcy濃度高、左心室肥厚的患者,三者同時(shí)出現(xiàn),會(huì)加重患者心臟部位的損傷程度,同時(shí)也是誘發(fā)腦卒中的重要因素之一[8-11]。我國(guó)腦卒中患者最明顯的特征就是兩高一低,即高血壓、高Hcy和低葉酸,三者交替影響,使得我國(guó)高血壓患者發(fā)展為腦卒中的概率大大增加。根據(jù)《中國(guó)高血壓防治指南2010》,要降低高血壓患者的病死率,不僅要控制好血壓,更重要的是控制好其他相對(duì)危險(xiǎn)因素[12-13]。因此,降低血漿Hcy濃度對(duì)H型高血壓患者顯得至關(guān)重要。
有專(zhuān)家學(xué)家研究發(fā)現(xiàn),在沒(méi)有把葉酸加入面粉的國(guó)家自從加入葉酸后,其國(guó)家腦血管的發(fā)病率下降近26%[14]。馬來(lái)酸依那普利葉酸片是我國(guó)針對(duì)特有的兩高一低高血壓患者自主研發(fā)的藥物,在降血壓以及調(diào)控血漿Hcy濃度的效果已被應(yīng)用到臨床醫(yī)學(xué)治療,效果顯著,同時(shí)其對(duì)腦卒中的發(fā)病有較好的控制效果。本研究結(jié)果顯示,馬來(lái)酸依那普利片降低血漿Hcy濃度效果不明顯,對(duì)心臟結(jié)構(gòu)及功能的各項(xiàng)指標(biāo)恢復(fù)正常有較好的治療效果,但在心臟功能方面效果沒(méi)有馬來(lái)酸依那普利葉酸片效果好;馬來(lái)酸依那普利葉酸片有降低血漿Hcy濃度,對(duì)心臟結(jié)構(gòu)及功能的各項(xiàng)指標(biāo)恢復(fù)正常具有很好的治療效果。依那普利為血管緊張素轉(zhuǎn)換酶抑制劑,一直以來(lái)常被用于高血壓治療,其機(jī)制為抑制血管緊張素轉(zhuǎn)換酶來(lái)降低血壓,改善心臟結(jié)構(gòu)及功能。馬來(lái)酸依那普利葉酸片在改善左心室肥厚上的分子機(jī)制為通過(guò)抑制心肌細(xì)胞內(nèi)質(zhì)網(wǎng)應(yīng)激,改變心肌肥厚的發(fā)展,葉酸可以使甲基四氫葉酸增多,從而降低血漿Hcy濃度。因此,血管緊張素轉(zhuǎn)換酶抑制劑加入葉酸,兩者協(xié)同治療,能夠很好地降低了血漿Hcy濃度,改善了心臟結(jié)構(gòu)及功能[15]。
馬來(lái)酸依那普利葉酸片自從研發(fā)成功后,被越來(lái)越多的專(zhuān)家學(xué)者關(guān)注并被應(yīng)用到臨床研究,其治療后的患者各項(xiàng)指標(biāo)的恢復(fù)普遍高于之前的馬來(lái)酸依那普利片的效果,但也有專(zhuān)家學(xué)者存在質(zhì)疑。因此,還需要做大量實(shí)驗(yàn)研究。相信隨著不斷更新的研究成果,馬來(lái)酸依那普利葉酸片在降低血漿Hcy濃度,對(duì)心臟結(jié)構(gòu)及功能改善上會(huì)有更好的治療效果。
[1]SUN T,XIE J,ZHU L,et al.Left ventricular hypertrophy and asymptomatic cardiac function impairment in chinese patients with simple obesity using echocardiography[J].Obesity Facts,2015,8(3):210-219.
[2] KOYCHEVA R Y,CHOLAKOV V,ANDREEV J,et al.Cardi?ac biomarkers and left ventricular hypertrophy in asymptomatic hemodialysis patients[J].Open Access Maced J Med Sci,2016,4(1):59-64.
[3] MASAKI M,MANO T,EGUCHI A,et al.Long-term effects of L-and N-type calcium channel blocker on uric acid levels and left atrial volume in hypertensive patients[J].Heart Ves?sels,2016,31(11):1-8.
[4] MURDOLO G,ANGELI F,REBOLDI G,et al.Left ventricu?lar hypertrophy and Obesity:only a matter of fat?[J].High Blood Press Cardiovasc Prev,2015,22(1):29-41.
[5]RUHUI L,JINFA J,JIAHONG X,et al.Einfluss der Hyperho?mozystein?mie auf die linksventrikul?re diastolische Funktion bei chinesischen Hypertoniepatienten[J].Herz,2015,40(4):679-684.
[6] ZHONG Y,RAO L.GW26-e2237 assessment of left ventricu?lar dissipative energy loss by vector flow mapping in end stage renal disease patients[J].J Am Coll Cardiol,2015,66(16):C242-C243.
[7] CAO Z,ZHANG Y,SUN T,et al.Homocysteine induces car?diac hypertrophy by up-regulating ATP7a expression[J].Int J Clin Exp Pathol,2015,8(10):12829-12836.
[8]HIGUCHI T,ABE M,YAMAZAKI T,et al.Levocarnitine im?proves cardiac function in hemodialysis patients with left ven?tricular hypertrophy:a randomized controlled trial[J].Am J Kidney Dis,2015,67(2):260-270.
[9] CREA P,ZITO C,PICCIONE M C,et al.The role of echocar?diography in the evaluation of cardiac damage in hypertensive obese patient[J].High Blood Press Cardiovasc Prev,2015,22(1):23-27.
[10] LI K L,WANG R X,DAI M,et al.Antihypertensive treat?ment improves left ventricular diastolic function in patients with chronic kidney disease[J].Exp Ther Med,2015,9(5):1702-1708.
[11] SEZER S,UYAR M E,TUTAL E,et al.New-onset diabetes and glucose regulation are significant determinants of left ven?tricular hypertrophy in renal transplant recipients[J].J Diabe?tes Res,2015,2015(8):1-9.
[12] LINEEN J R,KULISZEWSKI M,DACOURIS N,et al.Early outgrowth pro-angiogenic cell number and function do not corre?late with left ventricular structure and function in conventional hemodialysis patients:a cross-sectional study[J].Can J Kid?ney Health Dis,2015,2(1):1-10.
[13] GREVE A M,OKIN P M,OLSEN M H,et al.Evaluation of cardiac damagein hypertension: electrocardiography[M].Springer International Publishing,2015:3-12.
[14] HOFMANN N P,GIUSCA S,KLINGEL K,et al.Severe left ventricular hypertrophy,small pericardial effusion,and diffuse late gadolinium enhancement by cardiac magnetic resonance suspecting cardiac amyloidosis:endomyocardial biopsy reveals an unexpected diagnosis[J].Case Rep Cardiol,2016,2016:1-7.
[15] CUSPIDI C,TADIC M,SALA C,et al.How to identify hyper?tensive patients at high cardiovascular risk?the role of echocar?diography[J].High Blood Press Cardiovasc Prev,2015,22(2):1-5.
Effect of enalapril maleate and folic acid tablets on plasma concentration of homocysteine,cardiac struc?ture and function in H-type hypertensive patients with left ventricular hypertrophy
ZHAO Zi-rui
(Department of Cardiology,Chengcheng County People's Hospital,Weinan,Shaanxi 715000,China)
ObjectivesTo study the effect of enalapril maleate and folic acid tablets on plasma concentration of homo?cysteine(Hcy),cardiac structure and function in H-type hypertensive patients with left ventricular hypertroph.Meth?odsTotally 148 H-type hypertensive patients with left ventricular hypertrophy were selected from June 2014 to June 2016 in Chengcheng County People's Hospital.They were randomly divided into two groups:74 patients with applica?tion of enalapril maleate and folic tablets(10.8 mg/d)in experimental group;74 patients treated with enalapril maleate tablets(10.0 mg/d)in control group.After 12 months of treatment,the 148 patients were followed up.Plasma concen?tration of Hcy,cardiac structure and function were measured and compared.Results(1)Plasma concentration of Hcy:there was no significant difference between the two groups before treatment(P>0.05);there was no significant difference in control group before and after treatment(P>0.05);there was a significant difference in experimental group before and after treatment(P<0.05);there was a significant difference between the two groups after treatment(P<0.05).(2)Cardiac structure indicators:there was no significant difference between the two groups before treat?ment(P>0.05);there were significant differences of the two groups before and after treatment(P<0.05);there was no significant difference between the two groups after treatment(P>0.05).(3)Cardiac function indicators:there was no significant difference between the two groups before treatment(P>0.05);there were significant differences of thetwo groups before and after treatment(P<0.05);there was a significant difference between experimental group and control group after treatment(P <0.05).ConclusionsEffect of enalapril maleate in reducing plasma concentration of Hcy is not obvious,and it has a good therapeutic effect on cardiac structure and function returning to normal,but its effect on cardiac function recovery is not better than that of enalapril maleate and folic acid tablets.Enalapril maleate and folic acid tablets can reduce plasma concentration of Hcy and has good treatment effects on cardiac structure and function.
H-type hypertension;enalapril maleate and folic acid tablets;enalapril maleate tablets;heart struc?ture;cardiac function
R544.1
A
1007-9688(2017)05-0596-04
10.3969/j.issn.1007-9688.2017.05.24
趙自瑞(1968-),男,副主任醫(yī)師,研究方向?yàn)楦哐獕骸⒐谛牟?、心力衰竭的診治。
2017-01-04)