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      經(jīng)皮房間隔缺損封堵術(shù)對(duì)房間隔缺損患兒心肌損傷標(biāo)志物及遠(yuǎn)期預(yù)后的影響

      2024-08-19 00:00:00黃春瑜周云國(guó)許飛段君凱

      【摘要】 目的:探究經(jīng)皮房間隔缺損(atrial septal defect,ASD)封堵術(shù)對(duì)ASD患兒心肌損傷標(biāo)志物及遠(yuǎn)期預(yù)后的影響。方法:采用回顧性研究,納入的80例ASD患兒為江西省兒童醫(yī)院2020年1月—2021年12月收治,按照治療方式的不同將其分為A組(n=38)及B組(n=42)。A組患兒實(shí)施傳統(tǒng)體外循環(huán)ASD修補(bǔ)術(shù),B組患兒采用經(jīng)皮ASD封堵術(shù)治療。比較兩組手術(shù)相關(guān)指標(biāo)、炎癥因子[超敏C反應(yīng)蛋白(hypersensitivity C reactive protein,hs-CRP)、白介素-6(interleukin-6,IL-6)、腫瘤壞死因子-α(tumor necrosis factor-α,TNF-α)]、心肌損傷標(biāo)志物[肌酸激酶同工酶(creatine kinase isoenzyme,CK-MB)、心肌肌鈣蛋白I(cardiac troponin I,cTnI)]及右室功能,并統(tǒng)計(jì)術(shù)后并發(fā)癥發(fā)生情況。結(jié)果:B組手術(shù)時(shí)間、術(shù)后住院時(shí)間均較A組短,輸血率較A組低(P<0.05);術(shù)前,兩組血清hs-CRP、IL-6、TNF-α水平比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);術(shù)后1 d,兩組上述炎癥因子水平均升高,但B組均低于A組(P<0.05);術(shù)前,兩組血清CK-MB、cTnI水平比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);術(shù)后1 d,兩組上述血清指標(biāo)均升高,但B組均低于A組(P<0.05);術(shù)前,兩組右心室舒張末期面積、右心室收縮末期面積比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);術(shù)后6個(gè)月,兩組以上指標(biāo)均下降,且B組均小于A組(P<0.05);兩組并發(fā)癥發(fā)生率比較,差異無統(tǒng)計(jì)學(xué)意義(字2=0.459,P>0.05)。結(jié)論:ASD患兒應(yīng)用經(jīng)皮ASD封堵術(shù),療效顯著,能減輕炎癥反應(yīng)和心肌損傷,改善右室功能,且安全性良好。

      【關(guān)鍵詞】 房間隔缺損 兒童 經(jīng)皮房間隔缺損封堵術(shù) 心肌損傷標(biāo)志物 遠(yuǎn)期預(yù)后

      Effect of Percutaneous Atrial Septal Defect Closure on Myocardial Injury Markers and Long-term Prognosis in Children with Atrial Septal Defect/HUANG Chunyu, ZHOU Yunguo, XU Fei, DUAN Junkai. //Medical Innovation of China, 2024, 21(21): 0-019

      [Abstract] Objective: To investigate the effect of percutaneous atrial septal defect (ASD) occlusion on myocardial injury markers and long-term prognosis in children with ASD. Method: Using a retrospective study, 80 children with ASD admitted to Jiangxi Provincial Children's Hospital from January 2020 to December 2021 were divided into group A (n=38) and group B (n=42) according to different treatment methods. Children in group A were treated with traditional extracorporeal circulation ASD repair and children in group B were treated with percutaneous ASD occlusion. Operation related indexes, inflammatory factors [hypersensitivity C reactive protein (hs-CRP), interleukin-6 (IL-6), tumor necrosis factor-α(TNF-α)], myocardial injury markers [creatine kinase isoenzyme (CK-MB), cardiac troponin I (cTnI)] and right ventricular function were compared between the two groups, and the incidence of postoperative complications were measured. Result: The operation time and postoperative hospitalization time of group B were shorter than those of group A, and the blood transfusion rate was lower than that of group A (P<0.05). Before operation, there were no significant differences in serum hs-CRP, IL-6 and TNF-α levels between the two groups (P>0.05). 1 day after operation, the levels of above inflammatory factors were increased in both groups, but those in group B were lower than those in group A (P<0.05). Before operation, there were no significant differences in serum CK-MB and cTnI levels between the two groups (P>0.05). 1 day after operation, the above serum indexes in both groups were increased, but those in group B were lower than those in group A (P<0.05). Before operation, there were no significant differences in right ventricular end-diastolic area and right ventricular end-systolic area between two groups (P>0.05). 6 months after operation, the above indexes of both groups were decreased, and those in group B were smaller than those in group A (P<0.05). There was no significant difference in complication rate between the two groups (字2=0.459, P>0.05). Conclusion: The application of percutaneous ASD closure in children with ASD is effective, which can reduce inflammatory reaction and myocardial injury, improve right ventricular function, and has good safety.

      [Key words] Atrial septal defect Children Percutaneous atrial septal defect closure Myocardial injury markers Long-term prognosis

      First-author's address: Pediatric Cardiology Treatment Center, Jiangxi Provincial Children's Hospital, Nanchang 330000, China

      doi:10.3969/j.issn.1674-4985.2024.21.004

      房間隔缺損(atrial septal defect,ASD)可致使兒童生長(zhǎng)發(fā)育緩慢,嚴(yán)重影響其生命健康,故早期采取積極有效的治療尤為關(guān)鍵[1-2]。針對(duì)ASD,臨床主要采用手術(shù)治療,包括傳統(tǒng)開胸修補(bǔ)術(shù)、ASD封堵術(shù)等,其中傳統(tǒng)開胸修補(bǔ)術(shù)手術(shù)視野清晰,能為術(shù)者提供良好的操作環(huán)境,以進(jìn)行精確的修補(bǔ),但手術(shù)創(chuàng)傷較大,不利于術(shù)后恢復(fù)[3]。該疾病治療方法研究中,關(guān)于微創(chuàng)治療的研究逐漸增多,其中經(jīng)皮ASD封堵術(shù)因手術(shù)成功率高、并發(fā)癥發(fā)生率低、損傷小等優(yōu)勢(shì)逐漸被臨床醫(yī)師應(yīng)用[4]?,F(xiàn)階段對(duì)于經(jīng)皮ASD封堵術(shù)的開展存在一定爭(zhēng)議,主要是由于術(shù)后遠(yuǎn)期隨訪資料的缺失。故本研主要分析探討經(jīng)皮ASD封堵術(shù)對(duì)ASD患兒心肌損傷標(biāo)志物及遠(yuǎn)期預(yù)后的影響。

      1 資料與方法

      1.1 一般資料

      本研究為回顧性研究,納入江西省兒童醫(yī)院2020年1月—2021年12月收治的80例ASD患兒。納入標(biāo)準(zhǔn):(1)經(jīng)超聲心動(dòng)圖確診為ASD;(2)符合手術(shù)指征,行手術(shù)治療;(3)缺損各邊緣超過5 mm。排除標(biāo)準(zhǔn):(1)合并感染性疾病、原發(fā)性肺動(dòng)脈高壓;(2)存在除ASD外的嚴(yán)重心臟?。唬?)臨床資料不完整;(4)合并肝、腎等器質(zhì)性病變。按照治療方式的不同將患兒分為A組(n=38)及B組(n=42)。本研究經(jīng)本院醫(yī)學(xué)倫理委員會(huì)審核通過。

      1.2 方法

      A組實(shí)施傳統(tǒng)體外循環(huán)ASD修補(bǔ)術(shù):患兒左側(cè)臥位,實(shí)施全身麻醉,常規(guī)消毒后在患兒體表做標(biāo)記,于右腋下行切口,切開患兒皮膚及皮下脂肪,并將胸骨鋸開,將心臟暴露出來,常規(guī)肝素化處理并建立體外循環(huán),當(dāng)心臟停搏后將右心房切開,將房間隔缺損處顯露出來,并對(duì)其大小進(jìn)行測(cè)量,使用自體心包補(bǔ)片對(duì)缺損處進(jìn)行修補(bǔ),并進(jìn)行左心排氣,開放主動(dòng)脈,仔細(xì)觀察縫合情況,確認(rèn)修補(bǔ)成功后實(shí)施右心排氣,完成后關(guān)閉胸腔,縫合切口,留置引流管。

      B組采用經(jīng)皮ASD封堵術(shù)治療:患兒全身麻醉,常規(guī)穿刺右側(cè)股靜脈,動(dòng)脈鞘管置入其中,多功能導(dǎo)管、加硬導(dǎo)絲通過動(dòng)脈鞘管送入,經(jīng)股靜脈途徑可在劍突下切面顯示下腔靜脈,監(jiān)測(cè)導(dǎo)管和導(dǎo)絲通過情況。導(dǎo)管和導(dǎo)絲插入體內(nèi)到達(dá)工作距離后,退出導(dǎo)絲,超聲引導(dǎo)下調(diào)整導(dǎo)管方向,將導(dǎo)管送至左心房,沿導(dǎo)管插入導(dǎo)絲,保留導(dǎo)絲并將導(dǎo)管退出,將導(dǎo)管插入的深度記錄下來。將動(dòng)脈鞘管退出,輸送鞘沿著加硬導(dǎo)絲送至左心房,退出導(dǎo)絲、輸送鞘內(nèi)芯。根據(jù)患兒情況擇取封堵器,并對(duì)房間隔總長(zhǎng)度進(jìn)行測(cè)量,判斷封堵器能否充分展開,于超聲監(jiān)測(cè)下,送入ASD封堵器,安裝及推送封堵器過程中,需要注意嚴(yán)格排氣,推送時(shí)應(yīng)將系統(tǒng)尾部浸沒在等滲氯化鈉溶液中。封堵器安裝完成后,超聲觀察封堵器位置、形態(tài),確認(rèn)良好后將封堵器釋放。拔出長(zhǎng)鞘后包扎傷口。

      1.3 觀察指標(biāo)及判定標(biāo)準(zhǔn)

      (1)手術(shù)相關(guān)指標(biāo):統(tǒng)計(jì)兩組手術(shù)時(shí)間、輸血率、術(shù)后住院時(shí)間。(2)炎癥因子:取兩組患兒術(shù)前及術(shù)后1 d空腹靜脈血5 mL,于離心機(jī)中以3 000 r/min離心10 min,取上清液,檢測(cè)血清超敏C反應(yīng)蛋白(hypersensitivity C reactive protein,hs-CRP)、白介素-6(interleukin-6,IL-6)、腫瘤壞死因子-α(tumor necrosis factor-α,TNF-α),使用酶聯(lián)免疫吸附試驗(yàn)檢測(cè)。(3)心肌損傷標(biāo)志物:取血操作同上述,分別采用膠乳免疫比濁法、雙抗夾心法對(duì)患兒術(shù)前及術(shù)后1 d的肌酸激酶同工酶(creatine kinase isoenzyme,CK-MB)、心肌肌鈣蛋白I(cardiac troponin I,cTnI)水平進(jìn)行檢測(cè)。(4)右室功能指標(biāo):兩組患兒術(shù)前和術(shù)后6個(gè)月的右心室舒張末期面積、右心室收縮末期面積通過超聲心動(dòng)圖進(jìn)行測(cè)量。(5)并發(fā)癥:對(duì)患兒進(jìn)行為期1年的隨訪,隨訪方式為電話隨訪或門診復(fù)查,統(tǒng)計(jì)心律失常、殘余分流、傷口感染、心包積液等并發(fā)癥的發(fā)生情況。

      1.4 統(tǒng)計(jì)學(xué)處理

      利用統(tǒng)計(jì)學(xué)軟件SPSS 21.0對(duì)研究數(shù)據(jù)進(jìn)行統(tǒng)一分析和處理。計(jì)數(shù)資料采用率(%)表示,組間使用字2檢驗(yàn);符合正態(tài)分布的計(jì)量資料采用(x±s)表示,組間比較采用獨(dú)立樣本t檢驗(yàn),組內(nèi)比較采用配對(duì)t檢驗(yàn)。以P<0.05為差異有統(tǒng)計(jì)學(xué)意義。

      2 結(jié)果

      2.1 兩組基線資料對(duì)比

      兩組患兒各項(xiàng)基線資料比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05),具有可比性,見表1。

      2.2 兩組手術(shù)相關(guān)指標(biāo)對(duì)比

      B組手術(shù)時(shí)間、術(shù)后住院時(shí)間均較A組短,輸血率較A組低(P<0.05),見表2。

      2.3 兩組炎癥因子對(duì)比

      術(shù)前,兩組患兒血清hs-CRP、IL-6、TNF-α水平比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);術(shù)后1 d,兩組患兒上述炎癥因子水平均升高,但B組均低于A組(P<0.05)。見表3。

      2.4 兩組心肌損傷標(biāo)志物對(duì)比

      術(shù)前,兩組患兒血清CK-MB、cTnI水平比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);術(shù)后1 d,兩組患兒上述血清指標(biāo)均升高,但B組均低于A組(P<0.05)。見表4。

      2.5 兩組右室功能指標(biāo)比較

      術(shù)前,兩組右心室舒張末期面積、右心室收縮末期面積比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);術(shù)后6個(gè)月,兩組以上指標(biāo)均下降,且B組均小于A組(P<0.05)。見表5。

      2.6 兩組并發(fā)癥發(fā)生情況

      隨訪1年,A組出現(xiàn)2例心包積液,并發(fā)癥總發(fā)生率為5.26%(2/38);B組出現(xiàn)1例心律失常,并發(fā)癥總發(fā)生率為2.38%(1/42)。兩組并發(fā)癥發(fā)生率比較,差異無統(tǒng)計(jì)學(xué)意義(字2=0.459,P>0.05)。

      3 討論

      隨著兒童先天性心臟病治療技術(shù)的發(fā)展與成熟,ASD治療方案也趨于多樣化,器械封堵術(shù)因創(chuàng)傷小、術(shù)后恢復(fù)快等優(yōu)勢(shì)逐漸替代心內(nèi)直視下ASD修補(bǔ)[5-6]。在傳統(tǒng)介入治療過程中,需要借助放射線,會(huì)對(duì)患兒器官及醫(yī)務(wù)人員身體產(chǎn)生一定的輻射損傷及治療風(fēng)險(xiǎn),而近些年超聲心動(dòng)圖已逐漸替代放射線,超聲心動(dòng)圖引導(dǎo)的經(jīng)皮ASD封堵術(shù)已逐漸獲得認(rèn)可[7-8],目前,該術(shù)式對(duì)于患兒的遠(yuǎn)期效果是臨床醫(yī)師關(guān)注的焦點(diǎn)。

      在本次研究中,B組手術(shù)時(shí)間、術(shù)后住院時(shí)間均較A組短,輸血率較A組低,說明ASD患兒應(yīng)用經(jīng)皮ASD封堵術(shù),術(shù)后恢復(fù)較快。其原因在于,傳統(tǒng)體外循環(huán)ASD修補(bǔ)術(shù)雖然具備視野開闊的優(yōu)勢(shì),但體外循環(huán)及剪開心包等操作均會(huì)對(duì)患兒心肌細(xì)胞造成嚴(yán)重?fù)p傷,可增加機(jī)體損傷,繼而增加術(shù)中失血量;另外,該術(shù)式手術(shù)時(shí)間偏長(zhǎng),并發(fā)癥發(fā)生風(fēng)險(xiǎn)加大,影響患兒后續(xù)恢復(fù)[9-10]。經(jīng)皮ASD封堵術(shù)無胸部切口的缺點(diǎn),不會(huì)破壞胸腔的完整性,且無須體外循環(huán),故能有效避免以上情況,促進(jìn)術(shù)后恢復(fù)[11-12]。手術(shù)及麻醉均能對(duì)患兒造成創(chuàng)傷,激活補(bǔ)體系統(tǒng),繼而促進(jìn)炎癥因子的釋放[13-14]。本次研究中,術(shù)后B組炎癥因子水平均較A組低,表明ASD患兒應(yīng)用經(jīng)皮ASD封堵術(shù),能減輕炎癥反應(yīng)。其原因在于,超聲心動(dòng)圖能將導(dǎo)管、鞘管及封堵器的位置清晰顯現(xiàn)出來,且能有效判斷封堵器對(duì)ASD周圍組織的影響,故術(shù)后損傷更小,繼而減輕炎癥反應(yīng)[15-16]。血清CK-MB、cTnI均為常見的心肌損傷標(biāo)志物[17],本研究結(jié)果顯示,術(shù)后B組以上指標(biāo)均低于A組,表明ASD患兒應(yīng)用經(jīng)皮ASD封堵術(shù)可減輕心肌損傷。氧化應(yīng)激、機(jī)械損傷及心肌缺血再灌注損傷均能引起心肌損傷,利用封堵器對(duì)缺損部位進(jìn)行封堵,可避免心臟再灌注損傷[18]。經(jīng)皮封堵術(shù)能改善ASD導(dǎo)致的血流動(dòng)力學(xué)異常,繼而改善右心室負(fù)荷,對(duì)患兒右心室功能恢復(fù)有明顯的促進(jìn)作用[19-20]。本研究結(jié)果顯示,術(shù)后6個(gè)月,B組右心室舒張末期面積、右心室收縮末期面積均小于A組,說明經(jīng)皮ASD封堵術(shù)有利于改善ASD患兒的遠(yuǎn)期預(yù)后,改善右室功能。另外,在并發(fā)癥方面,A組及B組并發(fā)癥總發(fā)生率分別為5.26%、2.38%,對(duì)比未見明顯差異,說明以上術(shù)式均安全性良好。

      綜上所述,ASD患兒應(yīng)用經(jīng)皮ASD封堵術(shù),療效顯著,能減輕炎癥反應(yīng)和心肌損傷,改善右室功能,且安全性良好。本研究樣本量偏少,且為回顧性研究,故存在一定的局限性。今后需進(jìn)一步擴(kuò)大樣本量,并行多中心研究,對(duì)本研究結(jié)果進(jìn)行驗(yàn)證。

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      (收稿日期:2023-11-30) (本文編輯:陳韻)

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