炙甘草汤治疗心房颤动患者的效果及对炎症因子水平的影响

2022-07-12 19:56刘长猛
中国医学创新 2022年18期
关键词:心房颤动炎症因子心功能

刘长猛

【摘要】 目的:探討炙甘草汤治疗心房颤动患者的效果及对炎症因子水平的影响。方法:选取2019年

1月-2021年1月泰安市中医二院心内科收治的120例心房颤动患者,应用随机数表法将其分为A组(n=60)和B组(n=60)。B组行美托洛尔治疗,A组行炙甘草汤联合美托洛尔治疗。比较两组炎症因子水平、中医证候评分、超声心功能指标、心肌指标。结果:治疗前,两组超敏C反应蛋白(hs-CRP)、肿瘤坏死因子-α(TNF-α)、白介素-6(IL-6)水平比较,差异均无统计学意义(P>0.05);治疗8周,两组hs-CRP、TNF-α、IL-6水平均低于治疗前,且A组均低于B组,差异均有统计学意义(P<0.05)。治疗前,两组心悸、胸闷、头晕、乏力评分比较,差异均无统计学意义(P>0.05);治疗8周,两组心悸、胸闷、头晕、乏力评分均低于治疗前,且A组均低于B组,差异均有统计学意义(P<0.05)。治疗前,两组LVEF、CO、CI及E/A比较,差异均无统计学意义(P>0.05);治疗8周,两组LVEF、CO、CI及E/A均高于治疗前,且A组均高于B组,差异均有统计学意义(P<0.05)。治疗前,两组肌酸激酶同工酶(CK-MB)及肌钙蛋白I(cTnI)比较,差异均无统计学意义(P>0.05);治疗8周,两组CK-MB及cTnI均低于治疗前,且A组均低于B组,差异均有统计学意义(P<0.05)。结论:炙甘草汤用于心房颤动的治疗可显著改善中医证候,增强患者心功能,抑制机体炎症反应,整体效果优异,值得临床广泛应用及推广。

【关键词】 炙甘草汤 心房颤动 炎症因子 心功能

The Effect of Zhi Gancao Decoction in the Treatment of Atrial Fibrillation Patients and Its Influence on the Level of Inflammatory Factors/LIU Changmeng. //Medical Innovation of China, 2022, 19(18): 044-048

[Abstract] Objective: To investigate the effect of Zhi Gancao Decoction in the treatment of atrial fibrillation patients and its influence on the level of inflammatory factors. Method: A total of 120 patients with atrial fibrillation admitted to the Department of Cardiology of Taian Second Hospital of Traditional Chinese Medicine from January 2019 to January 2021 were selected, they were divided into group A (n=60) and group B (n=60) according to random number table method. Group B was treated with Metoprolol, and group A was treated with Zhi Gancao Decoction combined with Metoprolol. The levels of inflammatory factors, TCM syndrome score, ultrasonic cardiac function index, myocardial index were compared between two groups. Result: Before treatment, there were no significant differences in the levels of hypersensitive C reactive protein (hs-CRP), tumor necrosis factor-α (TNF-α) and interleukin-6 (IL-6) between two groups (P>0.05); 8 weeks of treatment, the levels of hs-CRP, TNF-α and IL-6 in both groups were lower than those before treatment, and those in the group A were lower than those in the group B, the differences were statistically significant (P<0.05). Before treatment, there were no significant differences in palpitation, chest tightness, dizziness and fatigue scores between two groups (P>0.05); 8 weeks of treatment, the palpitation, chest tightness, dizziness and fatigue scores in both groups were lower than those before treatment, and those in the group A were lower than those in the group B, the differences were statistically significant (P<0.05). Before treatment, there were no significant differences in LVEF, CO, CI and E/A between two groups (P>0.05); after 8 weeks of treatment, LVEF, CO, CI and E/A in both groups were higher than those before treatment, and those in the group A were higher than those in the group B, the differences were statistically significant (P<0.05). Before treatment, there were no significant differences in creatine kinase isoenzyme (CK-MB) and troponin I (cTnI) between two groups (P>0.05); 8 weeks of treatment, CK-MB and cTnI in both groups were lower than those before treatment, and those in the group A were lower than those in the group B, the differences were statistically significant (P<0.05). Conclusion: Zhi Gancao Decoction in the treatment of atrial fibrillation can significantly improve the syndrome of traditional Chinese medicine, enhance the heart function of patients, inhibit the body’s inflammatory response, the overall effect is excellent, worthy of widespread clinical application and promotion.

[Key words] Zhi Gancao Decoction Atrial fibrillation Inflammatory factors Cardiac function

First-author’s address: Taian Second Hospital of Traditional Chinese Medicine, Shandong Province, Taian 271000, China

doi:10.3969/j.issn.1674-4985.2022.18.011

心房颤动是一种持续性的心律失常,临床发病率较高,以快速、无序心房电活动为特征。患者发病时,心律失常激活神经内分泌系统,增加儿茶酚胺的释放,可致心力衰竭、冠状动脉粥样硬化等疾病,不利于患者身体健康[1-2]。随着我国人口老龄化的进程逐渐加快,糖尿病、高血压及肥胖等房颤的危险因素逐渐增多,致使房颤的发病率逐年上升[3-4]。临床对于房颤的治疗主要采用药物方案,美托洛尔为常用药物,但长期服药患者依从性较低,且不良反应较多。近年来,中医疗法在心房颤动中的治疗效果优异。本文将探析炙甘草汤在心房颤动治疗中的效果,并着重分析其对炎症因子水平的影响,现报道如下。

1 资料与方法

1.1 一般资料 选取2019年1月-2021年1月泰安市中医二院心内科收治的120例心房颤动患者。纳入标准:(1)符合《中国心血管疾病预防指南》及《中医病症诊断疗效标准》中关于房颤的诊断标准,经心电图确诊[5];(2)症状见心悸气短、胸闷乏力,伴有精神萎靡、心前区疼痛等。排除标准:(1)合并肝肾功能异常;(2)合并免疫或血液系统疾病;(3)合并恶性肿瘤;(4)合并感染性疾病;(5)合并精神意识障碍;(6)对本研究所用药物过敏;(7)临床资料不完整。应用随机数字表法将患者分为A组(n=60)和B组(n=60)。医院伦理委员会批准此项研究,两组患者均签订参与同意书。

1.2 方法 B组行美托洛尔治疗。酒石酸美托洛尔片(生产厂家:阿斯利康制药有限公司,批准文号:国药准字H32025391,規格:25 mg)口服,25 mg/次,2次/d。A组接受炙甘草汤联合美托洛尔治疗。美托洛尔的使用方法与B组相同。取生地24 g,炙甘草、麻仁、麦冬各12 g,桂枝、生姜各9 g,阿胶、党参各6 g,大枣6枚。伴有失眠、多梦者加五味子10 g、合欢皮20 g、酸枣仁15 g,伴有心阳虚者可加附子15 g。以400 mL水熬煮,取汁200 mL,1剂/d,分早晚两次服用。两组疗程均为8周。

1.3 观察指标及判定标准 (1)比较两组治疗前和治疗8周的炎症因子水平。采集两组2 mL空腹静脉血,以3 000 r/min的速度离心10 min,取上清液,使用免疫比浊法测定超敏C反应蛋白(hs-CRP),使用酶联免疫吸附法测定肿瘤坏死因子-α(TNF-α)、白介素-6(IL-6),试剂盒购自成都富基生物科技公司。(2)比较两组治疗前和治疗8周的中医证候评分。对两组患者的心悸、胸闷、头晕、乏力四项进行评分,6分为症状持续性出现,4分为症状重而间断出现,2分为症状偶尔性出现;0分为症状极少出现,评分越高,症状越严重[6-7]。(3)比较两组治疗前和治疗8周的超声心功能指标。使用三维超声心动图测定两组患者的左室射血分数(LVEF)、心排血量(CO)、心脏指数(CI)及二尖瓣快速充盈期与心房收缩期血流速度比值(E/A)。(4)比较两组治疗前和治疗8周的心肌指标。采集两组患者2 mL空腹静脉血,以3 000 r/min的速度离心10 min,取上清液,使用酶联免疫吸附法测定两组患者的肌酸激酶同工酶(CK-MB)及肌钙蛋白I(cTnI)水平,试剂盒购自成都富基生物科技公司。

1.4 统计学处理 采用SPSS 22.0软件对所得数据进行统计分析,符合正态分布的计量资料用(x±s)表示,组间比较采用独立样本t检验,组内比较采用配对t检验;计数资料以率(%)表示,比较采用字2检验。以P<0.05为差异有统计学意义。

2 结果

2.1 两组一般资料比较 两组一般资料比较,差异均无统计学意义(P>0.05),具有可比性,见表1。

2.2 两组炎症因子水平比较 治疗前,两组hs-CRP、TNF-α、IL-6水平比较,差异均无统计学意义(P>0.05);治疗8周,两组hs-CRP、TNF-α、IL-6水平均低于治疗前,且A组均低于B组,差异均有统计学意义(P<0.05)。见表2。

2.3 两组中医证候评分比较 治疗前,两组心悸、胸闷、头晕、乏力评分比较,差异均无统计学意义(P>0.05);治疗8周,两组心悸、胸闷、头晕、乏力评分均低于治疗前,且A组均低于B组,差异均有统计学意义(P<0.05)。见表3。

2.4 两组超声心功能指标比较 治疗前,两组LVEF、CO、CI及E/A比较,差异均无统计学意义(P>0.05);治疗8周,两组LVEF、CO、CI及E/A均高于治疗前,且A组均高于B组,差异均有统计学意义(P<0.05)。见表4。

2.5 两组心肌指标比较 治疗前,两组CK-MB及cTnI比较,差异均无统计学意义(P>0.05);治疗8周,两组CK-MB及cTnI均低于治疗前,且A组均低于B组,差异均有统计学意义(P<0.05)。见表5。

3 讨论

房颤是一种室上性快速性心律失常,在心电图中可表现为P波消失、小f波不规则出现,房室结隐匿性传导致R-R间期不规则,心室率快慢不一[8-9]。房颤的发病机制尚不清楚,临床多认为与多发子波折返、局灶驱动等有关,炎症反应也参与其中[10]。临床治疗房颤多采用药物疗法。美托洛尔本质上是一种β受体阻滞剂,主要作用为控制心室率,虽疗效显著,但长期使用会导致心衰失代偿等不良反应,还会加重阻塞性肺疾病等,整体疗效欠佳。

在中醫的认知内,房颤属“心悸”“胸痹”等范畴,阴血不足、血脉不充;阳气不足,鼓动之力欠佳,脉气不承,故脉结代;阴血不足可致心体失养,心脉温养欠缺,故心悸。炙甘草汤以炙甘草为君药,甘温益气、缓急养心功效显著;麦冬、麻仁、生地、阿胶则可滋阴养血、资生化之源,大枣健脾益气,为臣药。桂枝、生姜为佐药,可温心阳通血脉,诸药合用,共奏益气补血、滋阴温阳、充沛血气、通畅血脉的功效,治疗房颤效果显著。本研究显示,接受炙甘草汤结合美托洛尔治疗的A组患者各项中医证候评分均优于B组(P<0.05),可见炙甘草汤在房颤治疗中的应用效果显著。

现有临床研究表明,在诸多导致房颤发病的因素中,炎症反应是其中之一,而诱发炎症反应的炎症因子可作为预防房颤发作的标志物。hs-CRP为炎性标志物之一,是组织炎症的标志性指标[11]。TNF-α为促炎症细胞因子,在患者机体的免疫调节与炎症反应中均有参与,且可在急性心梗等心血管疾病的发生发展中发挥作用[12]。IL-6是一种具有多种生物学功能的糖蛋白,可促进肝脏合成CRP等急性期反应蛋白,激活T淋巴细胞,通过细胞免疫和体液免疫促进炎症反应的发生[13-14]。本研究结果显示,A组患者的hs-CRP、TNF-α、IL-6水平均低于B组患者(P<0.05),提示炙甘草汤具有显著的炎症抑制效果,具有加强的抗炎成效,可影响房颤的发生。

若不对房颤加以及时的治疗,其持续性的存在会致使心脏的收缩能力逐渐下降,过快的心室率缩短心室充盈时间,降低心排出量及血压,减少冠状动脉的血流灌注量,增加诱发心衰的风险[15]。CK是一种酶类成分,临床研究表明,在心肌梗死发病后的6 h内,CK显著增高,发病后24 h其水平在患者体内达到巅峰,发病后的3~4 d后恢复正常。其中CK的同工酶CK-MB对心肌损伤的诊断特异性最高,可有效反映心肌情况[16-17]。cTnI是心肌的生化标志物,当心肌缺氧导致坏死时,心肌细胞会分解释放cTnI[18]。本研究结果显示,A组患者LVEF、CO、CI及E/A四项超声心功能指标、CK-MB及cTnI均较治疗前优异,且均优于B组(P<0.05),提示炙甘草汤可显著提高患者心功能[19-20]。

综上所述,炙甘草汤用于心房颤动的治疗可显著改善中医证候,增强患者心功能,抑制机体炎症反应,整体效果优异,值得临床广泛应用及推广。

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(收稿日期:2022-05-17) (本文编辑:张明澜)

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