唐麗瑋 林萍 燕小輝 崔廣和 楊智 劉燦 高巖冰 劉菲菲
經(jīng)陰道四維超聲造影應(yīng)用于輸卵管妊娠的臨床研究
唐麗瑋1,2林萍1燕小輝3崔廣和2楊智2劉燦2高巖冰2劉菲菲2
近年來輸卵管妊娠發(fā)生率逐年上升,并且患者呈年輕化趨勢。輸卵管妊娠治療后檢查輸卵管的通暢性對于要求保留輸卵管功能和有強(qiáng)烈生育要求的患者是很關(guān)鍵?;诖?,輸卵管妊娠經(jīng)保留輸卵管的保守治療后了解其的通暢程度非常重要。經(jīng)陰道四維超聲造影(transvaginal four-dimensional hysterosalpingo-contrast sonography, TVS 4D HyCoSy)是目前檢測輸卵管通暢性的最先進(jìn)方法,它的優(yōu)勢在于能動態(tài)顯示造影的全程,可旋轉(zhuǎn)顯影圖像,多角度全方位的觀察,也可較清晰的察看其它技術(shù)無法診斷或者診斷正確率極低的影像,提高了輸卵管全程的空間顯示率。本文綜述使用 TVS 4D HyCoSy應(yīng)用于輸卵管妊娠患者治療后對輸卵管通暢性檢查的情況研究。
輸卵管妊娠;輸卵管通暢性;經(jīng)陰道四維超聲造影;臨床研究
R445
A
近年來,輸卵管妊娠的發(fā)生率明顯升高[1-2]。同時希望可以再次妊娠的患者也增多,由此要求保留輸卵管功能,可以正常生育[3]。輸卵管的通暢程度對宮外孕的再次出現(xiàn)和正常妊娠影響極大。患者經(jīng)保留輸卵管的治療后,通過特殊手段了解通暢性的水平,對這些患者極為重要[4]。TVS 4D HyCoSy技術(shù)有明顯的優(yōu)勢——高效、簡單、損傷小,具有重要的臨床研究、應(yīng)用的價值。
輸卵管妊娠的發(fā)病的機(jī)制目前還未完全清晰。Moini A等人[5]的研究認(rèn)為,輸卵管自身管腔的狹窄、閉塞,盆腔的炎性粘連是由一些高危因素導(dǎo)致的,這些因素被認(rèn)為是主要發(fā)病機(jī)制。
輸卵管妊娠常用的治療方法包括手術(shù)治療和藥物治療2種,每一種方法對輸卵管產(chǎn)生的影響都不相同。其功能的恢復(fù)情況能夠精準(zhǔn)、全面被評估對生育至關(guān)重要。臨床結(jié)果表明,腹腔鏡下行保留輸卵管的術(shù)式,創(chuàng)傷小,術(shù)后相關(guān)并發(fā)癥概率較低[6]。任何的治療方式均有可能影響患者遠(yuǎn)期再妊娠,因此需要快速、準(zhǔn)確地檢測出輸卵管的通暢程度。
臨床上常用方法有:輸卵管通液術(shù)、子宮輸卵管碘油造影(HSG)、輸卵管超聲造影和腹(宮)腔鏡直視下輸卵管美蘭通染液術(shù)(LC)[7]。輸卵管通液術(shù)評估輸卵管通暢性簡單易操作,但易受主觀因素影響,易誤診。HSG結(jié)果較為準(zhǔn)確、客觀(2011年一項(xiàng)研究:HSG的特異性為87%,其敏感性為53%[8])。但是部分個體對碘過敏;且HSG會產(chǎn)生大量的射線輻射,3個月內(nèi)患者不宜妊娠;碘油有造成肺動脈栓塞的風(fēng)險;也有生成肉芽腫的可能,可進(jìn)一步加重輸卵管梗阻[9]。LC是目前臨床上的“金標(biāo)準(zhǔn)”[10]。但LC操作較為復(fù)雜、對人員素質(zhì)、環(huán)境、設(shè)備要求極高。
超聲造影具有無放射性、簡便易于操作、獲得切面靈活及結(jié)果準(zhǔn)確等優(yōu)點(diǎn),其在臨床上的應(yīng)用價值因2D及3D技術(shù)的發(fā)展得到了極大的提升[11]。國外文獻(xiàn)報道,采用2D及3D HyCoSy技術(shù)判斷輸卵管通暢程度的敏感性(71.4%~93.3%)及特異性(70.3%~94%)較好[12]。但傳統(tǒng)的2D HyCoSy及3D HyCoSy,僅可以以二維圖片形式初步觀察到輸卵管的形態(tài),在肌層逆流時不能對圖像進(jìn)行準(zhǔn)確的判斷。TVS 4D HyCoSy技術(shù)在三維空間中按時間順序顯現(xiàn)聲諾維流動的過程,多角度的察看輸卵管局部的迂曲程度,并且在檢查過程中,適當(dāng)加壓可以達(dá)到疏通輕度輸卵管阻塞的目的。
研究證實(shí),2D HyCoSy及3D HyCoSy成像有一定的局限性[13],尤其是前者對輸卵管顯像的欠缺,依賴操作者的自身素質(zhì)。而4D HyCoSy的進(jìn)步在于出現(xiàn)造影劑逆流時仍可對圖像進(jìn)行準(zhǔn)確的分析。TVS 4D HyCoSy能夠動態(tài)顯示聲諾維流動顯影的全程,同時可旋轉(zhuǎn)圖像,觀察各角度成像情況,提高了輸卵管全程的顯示率[14]。
TVS 4D HyCoSy超聲技術(shù)使用的造影劑(第二代微泡造影劑聲諾維SonoVue)在人體內(nèi)滯留時間較短,尚無導(dǎo)致炎癥反應(yīng)出現(xiàn)的報道[15]。造影劑微泡在低機(jī)械指數(shù)值時,維持的時間比較長,與周邊的組織的回聲區(qū)分較容易,提高了圖像的質(zhì)量[16]。近年來,在國內(nèi)外的造影領(lǐng)域廣泛被使用,且患者極少有不良反應(yīng)出現(xiàn),更易于接受。Exacoustos C等人在[17]2009 年報道,用腹腔鏡檢查證實(shí),微泡造影劑聲諾維(瑞士)與TVS 4D HyCoSy超聲聯(lián)合應(yīng)用對輸卵管通暢性的評估的準(zhǔn)確率是94%(199/212)。
TVS 4D HyCoSy可察看輸卵管及宮腔的三維空間立體結(jié)構(gòu),并能按需停留觀察某一時間點(diǎn)采集到的那幀圖像[18]。某研究報道[19],其診斷輸卵管通暢情況的特異性、敏感性、陽性以及陰性預(yù)測值可達(dá)到93.5%~95.4%。張奧華等[20]研究了51例不孕癥患者,接受TVS 4D HyCoSy和X線碘油造影,顯示TVS 4D HyCoSy和X線碘油造影的準(zhǔn)確度相似;TVS 4D HyCoSy檢查中,能清楚的觀察盆腔情況,子宮及雙側(cè)卵巢,且不會有射線損傷,第二個月即可準(zhǔn)備懷孕。
TVS 4D HyCoSy是目前最先進(jìn)的檢測輸卵管通暢性的方法斷,但也是有一些局限性。首先,費(fèi)用相對高;其次,診斷結(jié)果受到一定的主觀因素影響,雖然可以制定多項(xiàng)客觀參數(shù),但不同的超聲醫(yī)師的診斷仍不能保證完全一致。另外,有文獻(xiàn)報道[21],檢查過程中的一些小細(xì)節(jié)(患者過度的情緒緊張、水囊過大或過小等)均可對結(jié)果造成負(fù)面的影響。
綜上所述,經(jīng)保留輸卵管的方法進(jìn)行治療后,利用TVS 4D HyCoSy技術(shù)評判輸卵管的通暢的程度,具有重復(fù)性好、安全以及準(zhǔn)確等眾多優(yōu)點(diǎn),可以進(jìn)一步進(jìn)行及時的治療,為患者的備孕提供有價值的診斷信息。
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Clinical Study of Transvaginal Four-dimensional Contrastenhanced Ultrasound in Tubal Pregnancy
TANG Liwei1,2LIN Ping1YAN Xiaohui3CUI Guanghe2YANG Zhi2LIU Can2GAO Yanbing2LIU Feifei21 Department of Ultrasound, The First Affiliated Hospital of Dalian Medical University, Dalian Liaoning 116000, China; 2 Department of Ultrasound, Affiliated Hospital of Binzhou Medical College,Binzhou Shandong 256600, China; 3 Department of Infectious Diseases,Binzhou People's Hospital, Binzhou Shandong 256600, China
In recent years, the incidence of tubal pregnancy is increasing year by year, and the patient is younger. It is important to examine the patency of fallopian tubes with the patient who retain the fallopian tube and have a strong fertility requirement at the sametime.Therefore, for those people ,choose what kind of auxiliary examination is very important. TVS 4D Hycosyis the most advanced method of current detection of fallopian tube patency, can dynamically display the whole contrast by rotating the developing result, at the same time, multi-directional observation imaging,can be observed clearly by contrast agent and dispersion of the oviduct countercurrent image cover image, the display rate of fallopian tube. This paper reviews the clinical research and progress of TVS 4D Hycosy in the patients with tubal pregnancy.
tubal pregnancy; tubal patency; transvaginal four-dimensional contrast-enhanced ultrasound; clinical study
1674-9308(2017)24-0056-03
10.3969/j.issn.1674-9308.2017.24.027
濱州醫(yī)學(xué)院科研計(jì)劃與科研啟動基金項(xiàng)目(BY2016KJ21)
基金項(xiàng)目:山東省濱州市科技發(fā)展計(jì)劃項(xiàng)目資助(2014ZC0131)
1 大連醫(yī)科大學(xué)附屬第一醫(yī)院超聲科,遼寧 大連 116000;2 濱州醫(yī)學(xué)院附屬醫(yī)院超聲醫(yī)學(xué)科,山東 濱州 256600;3 山東省濱州市人民醫(yī)院傳染科,山東 濱州 256600
林萍