黃駿 林福全 洪為松 傅麗芳 尉曉冬 許愛(ài)娥
310009杭州,浙江中醫(yī)藥大學(xué)附屬杭州第三醫(yī)院皮膚科
白癜風(fēng)黑素細(xì)胞移植供皮區(qū)同形反應(yīng)嚴(yán)重程度與療效的關(guān)系
黃駿 林福全 洪為松 傅麗芳 尉曉冬 許愛(ài)娥
310009杭州,浙江中醫(yī)藥大學(xué)附屬杭州第三醫(yī)院皮膚科
目的 探討白癜風(fēng)黑素細(xì)胞移植供皮區(qū)同形反應(yīng)嚴(yán)重程度在評(píng)估移植療效中的作用。方法 2008年5月至2016年8月,在杭州市第三人民醫(yī)院皮膚科接受黑素細(xì)胞(培養(yǎng)或混懸)移植治療、供皮區(qū)出現(xiàn)同形反應(yīng)的172例白癜風(fēng)患者,依據(jù)供皮區(qū)同形反應(yīng)面積分為兩組:部分同形反應(yīng)組(同形反應(yīng)面積小于吸皰面積)和完全同形反應(yīng)組(同形反應(yīng)面積等于吸皰面積),分析兩組的移植療效及與同形反應(yīng)相關(guān)性。結(jié)果 172例供皮區(qū)出現(xiàn)同形反應(yīng)中,部分同形反應(yīng)83例,完全同形反應(yīng)89例。部分同形反應(yīng)組痊愈21例(25.3%),顯效17例(20.5%),有效率45.8%,有效率高于完全同形反應(yīng)組[痊愈4例(4.5%),有效11例(12.4%),有效率16.9%,χ2=31.581,P <0.001]。部分同形反應(yīng)組白癜風(fēng)穩(wěn)定時(shí)間(18.5±15.3)個(gè)月,高于完全同形反應(yīng)組[(10.2±7.3)個(gè)月],t=4.581,P <0.001。相關(guān)分析顯示,白癜風(fēng)穩(wěn)定時(shí)間(6~11個(gè)月、12~23個(gè)月、24~35個(gè)月、36~47個(gè)月、≥48個(gè)月)與同形反應(yīng)嚴(yán)重程度(部分或完全)呈負(fù)相關(guān)(rs=-0.322,P<0.001),與復(fù)色率呈正相關(guān)(r=0.675,P<0.001)。結(jié)論 白癜風(fēng)穩(wěn)定時(shí)間是影響供皮區(qū)有同形反應(yīng)患者黑素細(xì)胞移植療效的重要因素,同形反應(yīng)嚴(yán)重程度提示穩(wěn)定時(shí)間長(zhǎng)短,可預(yù)測(cè)移植療效。
白癜風(fēng);黑素細(xì)胞;細(xì)胞移植;治療結(jié)果;同形反應(yīng)
目前治療白癜風(fēng)的方法較多,但治愈率較低[1-2]。對(duì)于穩(wěn)定期白癜風(fēng)患者,黑素細(xì)胞移植是一種較好的治療方法。我們觀察黑素細(xì)胞移植治療的白癜風(fēng)患者3 373例,發(fā)現(xiàn)172例患者供皮區(qū)發(fā)生不同程度同形反應(yīng),現(xiàn)分析移植療效與同形反應(yīng)嚴(yán)重程度的關(guān)系。
1.對(duì)象:收集2008年5月至2016年8月在杭州市第三人民醫(yī)院皮膚科進(jìn)行黑素細(xì)胞(培養(yǎng)或混懸)移植的白癜風(fēng)患者3 373例,均為穩(wěn)定期白癜風(fēng),穩(wěn)定時(shí)間均>6個(gè)月。病期評(píng)估:2009年之前的患者參照白癜風(fēng)疾病活動(dòng)度評(píng)分(VIDA評(píng)分)[3],2009年至2014年1月之間參照白癜風(fēng)治療共識(shí)(2009版)[4],2014年1月之后參照白癜風(fēng)診療共識(shí)(2014版)[5]。
2.觀察及治療方法:登記患者性別、年齡、病程、移植前糖皮質(zhì)激素使用史或光療史、穩(wěn)定時(shí)間、同形反應(yīng)情況和復(fù)色率。均用黑素細(xì)胞移植(培養(yǎng)或混懸)治療,方法見(jiàn)文獻(xiàn)[6],術(shù)后6個(gè)月復(fù)查。
3.供皮區(qū)同形反應(yīng)分組:根據(jù)文獻(xiàn)[7]將172例發(fā)生同形反應(yīng)的白癜風(fēng)患者分為部分同形反應(yīng)(同形反應(yīng)白斑面積<吸皰面積)組和完全同形反應(yīng)(同形反應(yīng)白斑面積等于吸皰面積)組。
4.療效評(píng)價(jià)[8]:治療前后拍照記錄皮損,采用Adobe Photoshop7.0圖像軟件系統(tǒng)測(cè)復(fù)色面積。療效標(biāo)準(zhǔn):復(fù)色率≥90%為痊愈,50%~89%為顯效,20%~49%為好轉(zhuǎn),<20%為無(wú)效。有效率=(痊愈+顯效)例數(shù)/總例數(shù)×100%。
5.統(tǒng)計(jì)學(xué)處理:采用SPSS19.0統(tǒng)計(jì)學(xué)軟件。兩組間均值比較采用t檢驗(yàn),兩組間率比較采用χ2檢驗(yàn),兩因素間直線相關(guān)性檢驗(yàn)采用Pearson或Spearman相關(guān)性檢驗(yàn)。P<0.05為差異有統(tǒng)計(jì)學(xué)意義。
1.一般情況:3 373例白癜風(fēng)患者中,172例發(fā)生同形反應(yīng),其中部分同形反應(yīng)83例,完全同形反應(yīng)89例。兩組間性別、年齡和病程比較,差異無(wú)統(tǒng)計(jì)學(xué)意義(均P>0.05),見(jiàn)表1。
表1 172例供皮區(qū)出現(xiàn)同形反應(yīng)的白癜風(fēng)患者臨床資料
2.同形反應(yīng)嚴(yán)重程度與穩(wěn)定時(shí)間的關(guān)系:部分同形反應(yīng)組白癜風(fēng)穩(wěn)定時(shí)間(18.5±15.3)個(gè)月,明顯高于完全同形反應(yīng)組[(10.2±7.3)個(gè)月],t=4.581,P <0.001,見(jiàn)表1。同形反應(yīng)患者比例隨著穩(wěn)定時(shí)間的延長(zhǎng)而降低,見(jiàn)表2。Spearman相關(guān)性檢驗(yàn)表明,穩(wěn)定時(shí)間(6~11個(gè)月、12~23個(gè)月、24~35個(gè)月、36~47個(gè)月、≥48個(gè)月)與同形反應(yīng)嚴(yán)重程度(部分或完全)呈負(fù)相關(guān)(rs=-0.322,P<0.001)。
3.同形反應(yīng)嚴(yán)重程度與療效的關(guān)系:172例患者痊愈率14.5%,有效率30.8%。χ2檢驗(yàn)顯示,部分同形反應(yīng)組療效高于完全同形反應(yīng)組,χ2=31.581,P<0.001。見(jiàn)表3。
4.同形反應(yīng)嚴(yán)重程度和穩(wěn)定時(shí)間與復(fù)色率的關(guān)系:部分同形反應(yīng)組平均復(fù)色率(44.3±39.6)%,完全同形反應(yīng)組為(16.7±28.0)%,兩組間復(fù)色率差異有統(tǒng)計(jì)學(xué)意義(t=5.305,P < 0.001)。
穩(wěn)定時(shí)間6~11個(gè)月、12~23個(gè)月、24~35個(gè)月、36~47個(gè)月、≥48個(gè)月組的復(fù)色率分別為(13.2±23.8)%、(61.5 ± 33.1)%、(87.7 ± 11.7)%、(85.0 ± 13.1)%、(57.0 ±28.9)%,穩(wěn)定時(shí)間6~12個(gè)月組(124例)平均復(fù)色率明顯低于>12個(gè)月組(48例)[(73.6±3.0)%,t=14.16,P<0.001]。Pearson直線相關(guān)性檢驗(yàn)顯示,穩(wěn)定時(shí)間與復(fù)色率呈正相關(guān)(r=0.675,P < 0.001)。
同形反應(yīng)發(fā)生的確切機(jī)制尚不明確,通常認(rèn)為是白癜風(fēng)進(jìn)展的標(biāo)志[9-11]。我們的結(jié)果顯示,部分同形反應(yīng)組白癜風(fēng)穩(wěn)定時(shí)間明顯長(zhǎng)于完全同形反應(yīng)組。172例發(fā)生同形反應(yīng)的患者中,穩(wěn)定時(shí)間6~12個(gè)月者占72%,>48個(gè)月者僅占2.3%;而完全同形反應(yīng)組6~12個(gè)月者占85.4%,無(wú)患者>48個(gè)月。相關(guān)分析顯示,穩(wěn)定時(shí)間與同形反應(yīng)程度呈負(fù)相關(guān),穩(wěn)定時(shí)間短,易發(fā)生嚴(yán)重的同形反應(yīng)。
穩(wěn)定時(shí)間是影響療效的重要因素,172例同形反應(yīng)患者,穩(wěn)定時(shí)間6~12個(gè)月組復(fù)色率明顯低于>12個(gè)月組。相關(guān)分析表明,穩(wěn)定時(shí)間與療效呈正相關(guān),提示白斑穩(wěn)定時(shí)間越長(zhǎng)療效越好。洪為松等[12]的研究結(jié)果顯示,穩(wěn)定時(shí)間<1年的白癜風(fēng)患者移植療效差于穩(wěn)定時(shí)間1~≥5年的患者,認(rèn)為穩(wěn)定時(shí)間是影響療效的重要因素。我們的結(jié)果與洪為松等[12]的研究結(jié)果相符。
我們建議,待移植白斑在黑素細(xì)胞移植前予糖皮質(zhì)激素或光療治療一段時(shí)間,再在2處正常皮膚吸皰(面積1 cm×1 cm)為窗口實(shí)驗(yàn),1個(gè)月后若吸皰處無(wú)同形反應(yīng),表明病情穩(wěn)定,可進(jìn)行黑素細(xì)胞移植治療,若出現(xiàn)同形反應(yīng),表明病情不穩(wěn)定,此時(shí)不宜進(jìn)行移植治療。另外,Njoo等[3]認(rèn)為,節(jié)段型白癜風(fēng)不會(huì)發(fā)生同形反應(yīng)。而van Geel等[13]卻報(bào)道節(jié)段型白癜風(fēng)可發(fā)生同形反應(yīng)。本研究發(fā)現(xiàn),172例同形反應(yīng)患者中有22例節(jié)段型白癜風(fēng),表明節(jié)段型白癜風(fēng)也可發(fā)生同形反應(yīng),至于同形反應(yīng)為何較少見(jiàn)于節(jié)段型白癜風(fēng),可能與節(jié)段型與非節(jié)段型白癜風(fēng)發(fā)生機(jī)制不同有關(guān)。本文結(jié)果顯示,黑素細(xì)胞移植供皮區(qū)同形反應(yīng)的輕重與療效密切相關(guān)。應(yīng)在穩(wěn)定時(shí)間>1年后再進(jìn)行移植治療。
表2 172例白癜風(fēng)患者穩(wěn)定時(shí)間與供皮區(qū)同形反應(yīng)嚴(yán)重程度的關(guān)系[例(%)]
表3 172例供皮區(qū)發(fā)生同形反應(yīng)者移植療效比較[例(%)]
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Relationship between the severity of isomorphic response at the donor site and the therapeutic effect of cultured melanocyte transplantation in patients with vitiligo
Huang Jun,Lin Fuquan,Hong Weisong,Fu Lifang,Wei Xiaodong,Xu Ai′e
Department of Dermatology,Hangzhou Third Hospital Affiliated to Zhejiang Chinese Medicine University,Hangzhou 310009,China
Xu Ai′e,Email:xuaiehz@msn.com
Objective To investigate the value of the severity of isomorphic response at the donor site in evaluation of the therapeutic effect of cultured melanocyte transplantation.Methods A total of 172 vitiligo patients,who
cultured melanocyte transplantation or non-cultured epidermal suspension transplantation at the Department of Dermatology of Hangzhou Third Hospital from May 2008 to August 2016 and developed isomorphic response at the donor site,were enrolled into this study.According to the area of isomorphic response,these patients were divided into 2 groups:incomplete isomorphic response group whose area of isomorphic response was less than the suction area,and complete isomorphic response group whose area of isomorphic response was equal to the suction area.The correlation between therapeutic effects of melanocyte transplantation and isomorphic response was analyzed.Results Of the 172 patients,83 had incomplete isomorphic response,and 89 had complete isomorphic response at the donor site.In the incomplete isomorphic response group,21(25.3%)patients were cured,and 17(20.5%)were markedly improved,while 4(4.5%)patients were cured,and 11(12.4%)were improved in the complete isomorphic response group.Additionally,the response rate was significantly higher in the incomplete isomorphic response group than in the complete isomorphic response group(45.8%vs.16.9%,χ2=31.581,P < 0.001).Furthermore,the duration of stable phase was also significantly longer in the incomplete isomorphic response group than in the complete isomorphic response group(18.5±15.3 months vs.10.2±7.3 months,t=4.581,P < 0.001).Correlation analysis showed that the duration of stable phase,which was classified into 5 grades including 6-11 months,12-23 months,24-35 months,36-47 months and≥48 months,was negatively correlated with the severity(incomplete or complete)of isomorphic response(rs=-0.322,P < 0.001),but positively correlated with repigmentation rates of the skin lesions(rs=0.675,P < 0.001).Conclusion The length of duration of stable phase is an important factor affecting the therapeutic effect of melanocyte transplantation in vitiligo patients with isomorphic response at the donor site,and the severity of isomorphic response can indicate the length of duration of stable phase and predict the therapeutic effect of melanocyte transplantation.
Vitiligo;Melanocytes;Cell transplantation;Treatment outcome;Koebner phenomenon
許愛(ài)娥,Email:xuaiehz@msn.com
10.3760/cma.j.issn.0412-4030.2017.10.014
國(guó)家自然科學(xué)基金(81271758、81472887);衛(wèi)生部科學(xué)研究基金——浙江省醫(yī)藥衛(wèi)生重大科技計(jì)劃(WKJ2012-2-036);杭州市重大科技創(chuàng)新項(xiàng)目(20122513A02)
Fund programs:National Natural Science Foundation of China(81271758,81472887);Scientific Research Fund of Ministry of Health--Major Science and Technology Project of Zhejiang Province(WKJ2012-2-036);the Major Science and Technology Innovation Projects of Hangzhou(20122513A02)
2016-10-21)
(本文編輯:吳曉初)