程莉
摘 要 目的:比較初次剖宮產(chǎn)與瘢痕子宮再次妊娠剖宮產(chǎn)的差異。方法:將2017年1月至2018年1月收治的行剖宮產(chǎn)分娩的60例產(chǎn)婦分為兩組,觀察組為30例瘢痕子宮再次妊娠行剖宮產(chǎn)者,對(duì)照組為30例初次妊娠行剖宮產(chǎn)者,比較兩組剖宮產(chǎn)原因、剖宮產(chǎn)一般情況以及盆腔粘連和子宮不完全破裂發(fā)生率。結(jié)果:觀察組社會(huì)因素所占比例顯著高于對(duì)照組(83.33%比50.00%),羊水過少(6.67%比26.67%)、頭盆不稱(0比50.00%)所占比例顯著低于對(duì)照組(P<0.05)。觀察組術(shù)中出血量、手術(shù)時(shí)間、產(chǎn)后出血量及產(chǎn)后惡露持續(xù)時(shí)間均顯著高于對(duì)照組(P<0.05)。觀察組發(fā)生盆腔粘連13例(43.33%),子宮不完全破裂4例(13.33%),對(duì)照組分別為1例(3.33%)和0例,觀察組顯著高于對(duì)照組(P<0.05)。結(jié)論:瘢痕子宮產(chǎn)婦再次妊娠二次剖宮產(chǎn)風(fēng)險(xiǎn)高于初次剖宮產(chǎn)產(chǎn)婦,臨床上需嚴(yán)格控制剖宮產(chǎn)率。
關(guān)鍵詞 妊娠;瘢痕子宮;剖宮產(chǎn)
中圖分類號(hào):R719.8 文獻(xiàn)標(biāo)志碼:A 文章編號(hào):1006-1533(2019)04-0031-03
Comparative analysis of first cesarean section and cesarean section of scar uterus pregnancy
CHENG Li
(Obstetrics and Gynecology Department of Peoples Hospital of Leping, Leping 333300, Jiangxi Province, China)
ABSTRACT Objective: To compare the difference between the first cesarean section and the second cesarean section of the pregnancy with scar uterus. Methods: From January 2017 to January 2018, 60 parturients who underwent cesarean section in our hospital were divided into two groups, the observation group included 30 cases of cesarean section for the second pregnancy with scar uterus and the control group included 30 cases of cesarean section for the first pregnancy. The causes of cesarean section, the general status of cesarean section and the incidence of pelvic adhesion and incomplete uterine rupture were compared between the two groups. Results: The proportion of social factors of the observation group was significantly higher than that of the control group and the proportions of oligohydramnios(6.67% vs. 26.67%) and cephalopelvic disproportions(0 vs. 50.00%) were significantly lower than those of the control group(P<0.05). The amounts of intraoperative bleeding, operation time, postpartum hemorrhage and the duration of postpartum lochia of the observation group were significantly higher than those of the control group(P<0.05). There were 13 cases(43.33%) of pelvic adhesions and 4 cases(13.33%) of incomplete rupture of uterus in the observation group, whereas 1 case(3.33%) and 0 case, respectively, in the control group. There was significant difference between the observation group and the control group(P<0.05).. Conclusion: The risk of second cesarean section in second pregnant women with scar uterus is higher than that of first cesarean section in pregnant women. The cesarean section rate should be strictly controlled in the clinical practice.
KEY WORDS gestation; scar uterus; cesarean section
剖宮產(chǎn)是產(chǎn)婦分娩的重要途徑,能夠有效解決各種危及母嬰安全的情況,保證母嬰預(yù)后,但其近期和遠(yuǎn)期并發(fā)癥情況不能令人滿意[1]。造成剖宮產(chǎn)分娩的原因較多,常見的包括社會(huì)因素、產(chǎn)程進(jìn)展異常、胎兒窘迫、臍帶繞頸等,近幾年國(guó)內(nèi)剖宮產(chǎn)率一直居高不下,且有增長(zhǎng)趨勢(shì)[2]。隨著我國(guó)二胎政策的全面放開,剖宮產(chǎn)后選擇再次妊娠的育齡期女性逐漸增多,瘢痕子宮再次妊娠率也明顯增加[3]。有專家指出,瘢痕子宮再次妊娠者二次剖宮產(chǎn)風(fēng)險(xiǎn)增加[4]。本文比較初次剖宮產(chǎn)與瘢痕子宮再次妊娠二次剖宮產(chǎn)的情況,以期為相關(guān)研究提供參考,現(xiàn)報(bào)道如下。
1 資料與方法
1.1 一般資料
收集2017年1月至2018年1月產(chǎn)科行剖宮產(chǎn)分娩產(chǎn)婦60例,均符合剖宮產(chǎn)適應(yīng)證,將患者分為觀察組和對(duì)照組各30例。觀察組為瘢痕子宮再次妊娠二次剖宮產(chǎn)者,年齡22~42歲,平均(27.22±4.33)歲,孕周37+5~41+6周,平均(40.02±1.33);對(duì)照組為初次剖宮產(chǎn)者,年齡為19~47歲,平均(25.25±4.28)歲,孕周37+5~41+6周,平均(39.98±1.42)。兩組產(chǎn)婦年齡、孕周等基線資料差異無統(tǒng)計(jì)學(xué)意義(P>0.05)。家屬均簽署知情同意書。排除合并妊娠期并發(fā)癥者、有精神疾病或交流障礙者及有剖宮產(chǎn)禁忌證者。
1.2 方法
對(duì)兩組產(chǎn)婦剖宮產(chǎn)的原因進(jìn)行分類,并比較兩組產(chǎn)婦剖宮產(chǎn)一般情況(剖宮產(chǎn)術(shù)中出血量、手術(shù)時(shí)間、產(chǎn)后出血量、產(chǎn)后惡露持續(xù)時(shí)間),以及盆腔粘連和子宮不完全破裂發(fā)生率。
1.3 統(tǒng)計(jì)學(xué)處理
用SPSS 19.0軟件進(jìn)行統(tǒng)計(jì)學(xué)處理,計(jì)數(shù)資料以百分率(%)表示,組間比較用χ2檢驗(yàn),計(jì)量資料以均數(shù)±標(biāo)準(zhǔn)差表示,組間比較用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 兩組剖宮產(chǎn)原因?qū)Ρ?/p>
觀察組社會(huì)因素所占比例顯著高于對(duì)照組,羊水過少、頭盆不稱所占比例顯著低于對(duì)照組(P<0.05,表1)。
2.2 兩組剖宮產(chǎn)一般情況對(duì)比
觀察組術(shù)中出血量、手術(shù)時(shí)間、產(chǎn)后出血量及產(chǎn)后惡露持續(xù)時(shí)間均顯著高于對(duì)照組(P<0.05,表2)。
2.3 兩組盆腔粘連和子宮不完全破裂發(fā)生率
觀察組發(fā)生盆腔粘連13例(43.33%),子宮不完全破裂4例(13.33%),對(duì)照組發(fā)生盆腔粘連1例(3.33%),子宮不完全破裂0例,觀察組顯著高于對(duì)照組(P<0.05)。
3 討論
調(diào)查研究顯示,誘發(fā)瘢痕子宮的常見原因是剖宮產(chǎn)和子宮肌瘤剔除術(shù),其中剖宮產(chǎn)所致的瘢痕子宮所占比例更高[5]。由于國(guó)內(nèi)大部分地區(qū)對(duì)剖宮產(chǎn)控制并不嚴(yán)格,導(dǎo)致基層醫(yī)院剖宮產(chǎn)率居高不下,瘢痕子宮發(fā)生率也隨之增加[6]。有研究認(rèn)為,雖然剖宮產(chǎn)作為一種快速、有效的結(jié)束妊娠的方式,在各種危及母嬰安全的妊娠情況中應(yīng)用效果顯著,但也并非絕對(duì)安全,術(shù)后近期和遠(yuǎn)期并發(fā)癥也較多,可能會(huì)對(duì)二次妊娠產(chǎn)生一定影響[7-8]。國(guó)外有研究報(bào)道,剖宮產(chǎn)能有效降低圍產(chǎn)兒死亡率,但剖宮產(chǎn)率并不與圍產(chǎn)兒的死亡率呈反比,加之容易造成盆腔粘連、瘢痕妊娠、子宮先兆破裂和胎盤粘連等多種遠(yuǎn)期并發(fā)癥,因此并不推薦作為產(chǎn)婦分娩的優(yōu)選方式[9]。
臨床研究表明,瘢痕子宮并不是剖宮產(chǎn)的絕對(duì)指征,但多數(shù)產(chǎn)婦仍選擇二次剖宮產(chǎn)結(jié)束妊娠,一方面與產(chǎn)婦對(duì)陰道試產(chǎn)缺乏信心,擔(dān)心出現(xiàn)不良預(yù)后有關(guān);另一方面也與產(chǎn)科醫(yī)務(wù)人員操作技術(shù)水平不高,擔(dān)心瘢痕子宮在產(chǎn)程中不能承受宮腔壓力而出現(xiàn)子宮破裂情況有關(guān)[10]。本研究顯示,兩組產(chǎn)婦剖宮產(chǎn)的主要原因均為社會(huì)因素,其中觀察組社會(huì)因素所占比例顯著高于對(duì)照組,羊水過少、頭盆不稱所占比例顯著低于對(duì)照組,與上述研究相符。而在剖宮產(chǎn)手術(shù)和術(shù)后恢復(fù)情況中,觀察組術(shù)中出血量、手術(shù)時(shí)間、產(chǎn)后出血量及產(chǎn)后惡露持續(xù)時(shí)間均顯著高于對(duì)照組,可見瘢痕子宮再次妊娠剖宮產(chǎn)創(chuàng)傷更大、操作時(shí)間更長(zhǎng)、產(chǎn)后出血更多、恢復(fù)時(shí)間也更長(zhǎng),不利于提高產(chǎn)婦預(yù)后。另外,在并發(fā)癥方面,觀察組產(chǎn)婦盆腔粘連和子宮不完全破裂發(fā)生率均顯著高于對(duì)照組,分析原因主要與前次剖宮產(chǎn)引起的遠(yuǎn)期并發(fā)癥有關(guān)。
綜上所述,瘢痕子宮產(chǎn)婦再次妊娠二次剖宮產(chǎn)風(fēng)險(xiǎn)高于初次剖宮產(chǎn)產(chǎn)婦,產(chǎn)婦預(yù)后效果明顯降低,并發(fā)癥發(fā)生風(fēng)險(xiǎn)也明顯升高,臨床上需嚴(yán)格控制剖宮產(chǎn)率,以降低瘢痕子宮的再次妊娠率。
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