0.05);治療7 d后,與治療前比較,干"/>
李忠榮
DOI:10.16662/j.cnki.1674-0742.2019.35.082
[摘要] 目的 探討早期給予小劑量多巴胺聯(lián)合呋塞米治療心力衰竭臨床療效和安全性。 方法 方便選取2017年8月—2018年6月該院診治心力衰竭患者80例進(jìn)行研究,用隨機(jī)分組表分為干預(yù)組(小劑量多巴胺聯(lián)合呋塞米治療,40例)和常規(guī)組(呋塞米治療,40例),比較兩組患者治療前后心功能及療效。結(jié)果 治療前,干預(yù)組和常規(guī)組BNP、LVDD和LVEF水平,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05);治療7 d后,與治療前比較,干預(yù)組和常規(guī)組BNP和LVDD水平均有顯著下降,LVEF水平顯著升高,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);相對(duì)常規(guī)組,干預(yù)組患者BNP、LVDD水平顯著下降,LVEF水平升高[(556.4±45.6)pg/mL vs(716.8±46.9)pg/mL,(33.5±5.2)mm vs (40.9±5.9)mm,(50.8±7.6)% vs (46.1±6.0)%,差異有統(tǒng)計(jì)學(xué)意義(t=4.457、4.569、3.069;P=0.000、0.000、0.002)]。干預(yù)組患者治療總有效率顯著高于常規(guī)組[97.50% vs 80.00%(χ2=4.507,P=0.033)]。結(jié)論 在心力衰竭患者中,早期給予小劑量多巴胺、呋塞米聯(lián)合治療,可對(duì)患者心臟功能有顯著改善,具有顯著臨床療效。
[關(guān)鍵詞] 心力衰竭;多巴胺;呋塞米
[中圖分類號(hào)] R714.252 ? ? ? ? ?[文獻(xiàn)標(biāo)識(shí)碼] A ? ? ? ? ?[文章編號(hào)] 1674-0742(2019)12(b)-0082-03
Clinical and Safety Analysis of Early Administration of Low-dose Dopamine Combined with Furosemide in the Treatment of Heart Failure
LI Zhong-rong
Department of Cardiology, the Third People's Hospital of Dongguan, Dongguan, Guangdong Province, 523326, China
[Abstract] Objective To investigate the clinical efficacy and safety of early administration of low-dose dopamine combined with furosemide in the treatment of heart failure. Methods Select 80 case of heart failure patients in the hospital during August, 2017 to Jue, 2018 as studying object, and was convenienty selected and divided into the intervention group (40 patients treated with low-dose dopamine and furosemide) and the conventional group (40 patients treated with furosemide). Cardiac function and efficacy were compared between the two groups before and after treatment. Results Before treatment, there was no statistically significant difference in BNP, LVDD and LVEF levels between the intervention group and the routine group (P>0.05). After 7 days of treatment, compared with before treatment, the BNP and LVDD levels in the intervention group and the conventional group were significantly decreased, and the LVEF level was significantly increased. High the difference was statistically significant (P<0.05); compared with the conventional group, the BNP and LVDD levels of the intervention group decreased significantly, and the LVEF level increased [(556.4±45.6) pg/mL vs (716.8±46.9)pg/mL,(33.5±5.2)mm vs (40.9±5.9) mm, (50.8±7.6)% vs (46.1±6.0)%(t=4.457, 4.569, 3.069, P=0.000, 0.000, 0.002). The total effective rate of treatment in the intervention group was significantly higher than that in the conventional group [97.50% vs 80.00%(χ2=4.507, P=0.033)]. Conclusion In patients with heart failure, early treatment with small doses of dopamine and furosemide can significantly improve the patient's cardiac function and have a significant clinical effect.
[Key words] Heart failure; Dopamine; Furosemide
心力衰竭為各種心臟疾病終末階段,以心臟收縮和射血功能障礙為主要特征,表現(xiàn)為體循環(huán)淤血、肺循環(huán)淤血疾,對(duì)患者健康和生活質(zhì)量均造成嚴(yán)重影響[1]。研究指出,心力衰竭患者活動(dòng)耐量顯著下降,不僅影響患者生活質(zhì)量,還危及患者生命,認(rèn)為心力衰竭患者心衰嚴(yán)重程度與患者存活時(shí)間呈明顯相關(guān)性[2]。利尿能減輕患者心臟前負(fù)荷,改善患者心臟功能,為臨床中治療心力衰竭重要方法。呋塞米為常用利尿劑,但長(zhǎng)期、大劑量使用呋塞米利尿能出現(xiàn)耐受性,影響利尿效果,同時(shí)能引起電解質(zhì)紊亂、腎功能損傷等,進(jìn)而影響治療效果[3]。多巴胺為血管升壓藥物,為探究小劑量多巴胺聯(lián)合呋塞米在心力衰竭患者中治療效果,方便選取該院2017年8月—2018年6月住院收治符合心力衰竭診斷患者80例進(jìn)行分組、對(duì)比研究,報(bào)道如下。
1 ?資料與方法
1.1 ?一般資料
方便選取該院住院收治符合心力衰竭診斷患者80例進(jìn)行研究,用隨機(jī)分組表分為干預(yù)組(40例)和常規(guī)組(40例)。干預(yù)組患者中男24例,女16例;年齡53~82歲,平均年齡(68.8±7.1)歲;NYHA分級(jí):Ⅱ級(jí)8例,Ⅲ級(jí)21例,Ⅳ級(jí)11例。常規(guī)組患者中男22例,女18例;年齡51~83歲,平均年齡(68.1±7.9)歲;NYHA分級(jí):Ⅱ級(jí)7例,Ⅲ級(jí)23例,Ⅳ級(jí)10例。干預(yù)組和常規(guī)組男/女、年齡及NYHA分級(jí)比較差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05)。
1.2 ?方法
常規(guī)組實(shí)施基礎(chǔ)治療,將病床床頭抬高,保持患者半臥位狀態(tài),維持病房環(huán)境舒適,為患者提供安靜休息環(huán)境,對(duì)于煩躁患者給適當(dāng)進(jìn)行鎮(zhèn)靜,給予強(qiáng)心、擴(kuò)張血管、維持水電解質(zhì)及酸堿平衡治療,如心室率增快,控制患者心率,如患者血壓升高,控制患者血壓水平穩(wěn)定,如患者血糖升高,控制患者血糖穩(wěn)定。同時(shí)給予呋塞米注射液(國(guó)藥準(zhǔn)字:H37021208),根據(jù)患者尿量給予20~40 mg劑量,靜脈推注。干預(yù)組在常規(guī)治療基礎(chǔ)上,給予多巴胺注射液1~2 μg/(kg·min)劑量持續(xù)靜脈泵入。兩組患者連續(xù)治療7 d。
1.3 ?觀察指標(biāo)
心功能:治療前、治療7 d,抽取患者空腹靜脈血送檢驗(yàn)科檢測(cè)腦鈉尿肽(BNP)水平,完善心臟超聲檢查,對(duì)左心室舒張末內(nèi)徑(LVDD)、左心室射血分?jǐn)?shù)(LVEF)水平進(jìn)行檢測(cè)并比較。療效:治療7 d后根據(jù)患者NYHA評(píng)估改善情況評(píng)定:顯效:NYHA下降2個(gè)等級(jí),或恢復(fù)到1級(jí)及以下;有效:NYHA等級(jí)下降1個(gè);無(wú)效:NYHA等級(jí)無(wú)變化或升高[4]。
1.4 ?統(tǒng)計(jì)方法
數(shù)據(jù)應(yīng)用SPSS 24.0統(tǒng)計(jì)學(xué)軟件進(jìn)行分析,計(jì)數(shù)資料(%)進(jìn)行χ2檢驗(yàn),計(jì)量資料(x±s)進(jìn)行t檢驗(yàn),P<0.05為差異有統(tǒng)計(jì)學(xué)意義。
2 ?結(jié)果
2.1 ?心功能
治療前,干預(yù)組和常規(guī)組BNP、LVDD和LVEF水平,差異有統(tǒng)計(jì)學(xué)意義(P>0.05);治療7 d后,與治療前比較,干預(yù)組和常規(guī)組BNP和LVDD水平均有顯著下降,LVEF水平顯著升高,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);相對(duì)常規(guī)組,干預(yù)組患者BNP、LVDD水平顯著下降,LVEF水平升高,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。見(jiàn)表1。
2.2 ?療效
干預(yù)組患者治療總有效率顯著高于常規(guī)組[97.50% vs.80.00%,P<0.05]。見(jiàn)表2。
表2 ? 兩組患者療效比較
3 ?討論
心力衰竭為臨床中常見(jiàn)心臟功能性病變,其發(fā)生與高血壓心臟損傷、心肌病變等多種因素有關(guān),為多種心臟疾病引起心臟終末階段,具有較高臨床發(fā)病率[5]。研究指出,心力衰竭患者心臟收縮和射血功能顯著降低,可引起體液循環(huán)、肺循環(huán)障礙,對(duì)機(jī)體重要障礙血液供應(yīng)均能造成影響[6-7]。減輕心臟負(fù)荷為臨床中治療心力衰竭主要方法,利尿降低血容量能減輕心臟前負(fù)荷,為治療心力衰竭關(guān)鍵措施,特別適用于充血性心力衰竭患者[8]。
呋塞米為心力衰竭患者首選利尿藥物,可促進(jìn)尿鈉、游離水排出量,促液體排出體外,減輕體液潴留,進(jìn)而減輕心臟負(fù)擔(dān)。藥理學(xué)研究指出,呋塞米藥物作用不與用藥劑量增加而增加,且長(zhǎng)期用藥能提高機(jī)體對(duì)藥物耐受性,影響利尿作用,影響臨床療效。多巴胺去甲腎上腺素活性物質(zhì),能刺激機(jī)體釋放腎上腺素,達(dá)到收縮血管、增加腎臟血流量作用。臨床中常將多巴胺與呋塞米合用組成利尿合劑,以增強(qiáng)利尿效果。Georgiopoulos等[9]在急性心力衰竭患者中給予呋塞米聯(lián)合多巴胺持續(xù)泵入利尿,顯著維持患者血壓水平穩(wěn)定,提高患者利尿效果,有效緩解患者心臟功能。根據(jù)該研究結(jié)果得出,在心力衰竭患者中予以小劑量多巴胺、呋塞米聯(lián)合進(jìn)行治療,更能改善患者BNP、LVDD和LVEF水平,提高患者治療效果(P<0.05),且干預(yù)組患者治療總有效率97.50%顯著高于常規(guī)組80.00%,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。研究指出,心力衰竭患者對(duì)體液潴留排出效果與患者心功能改善程度、療效有重要相關(guān)性[10-11]。多巴胺聯(lián)合呋塞米治療心力衰竭,通過(guò)提高腎臟血液灌注量,加強(qiáng)呋塞米利尿效果,相對(duì)單純呋塞米利尿治療,其利尿效果更顯著,因此對(duì)心臟功能改善更顯著,具有更高臨床療效。張創(chuàng)良等[11]在老年慢性心力衰竭患者中同樣給予小劑量多巴胺聯(lián)合利尿藥治療,BNP、LVEF指標(biāo)在治療后改善率達(dá)到50%~80%,相對(duì)常規(guī)利尿治療患者,顯著提高臨床療效。另有學(xué)者[12]在慢性心力衰竭患者合并雙下肢嚴(yán)重水腫患者中,給予小劑量呋塞米聯(lián)合多巴胺利尿長(zhǎng)時(shí)間維持性治療,相對(duì)常規(guī)利尿治療患者,采用小劑量多巴胺聯(lián)合呋塞米治療后患者的臨床治療總有效率達(dá)98.67%,高于常規(guī)利尿患者的臨床有效率82.36%,與該文所得結(jié)果相近,說(shuō)明聯(lián)合用藥可提高利尿治療效果和心臟功能改善程度。
綜上所述,在心力衰竭患者中,早期給予小劑量多巴胺、呋塞米聯(lián)合治療,可對(duì)患者心臟功能有顯著改善,具有顯著臨床療效。
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(收稿日期:2019-09-11)