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      系統(tǒng)性紅斑狼瘡患者血清VCAM-1、sICAM-1水平與病情活動(dòng)的相關(guān)性

      2019-04-22 20:34:40吳文勝
      中外醫(yī)學(xué)研究 2019年34期
      關(guān)鍵詞:淋巴細(xì)胞計(jì)數(shù)意義

      吳文勝

      【摘要】 目的:探討系統(tǒng)性紅斑狼瘡(systemic lupus erythematosus,SLE)患者血管內(nèi)皮細(xì)胞黏附分子-1(vascular endothelial cell adhesion molecules-1,VCAM-1)、可溶性細(xì)胞間黏附分子-1(soluble intercellular adhesion molecule-1,sICAM-1)水平變化,分析其與SLE病情活動(dòng)的相關(guān)性。方法:納入2017年6月-2019年6入住筆者所在醫(yī)院確診為SLE的患者60例,根據(jù)SLE疾病活指數(shù)(systemic lupus erythematosus disease activity index,SLEDAI)分成SLE非活動(dòng)組(n=22)與SLE活動(dòng)組(n=38),同期健康體檢者30例為對(duì)照組。收集血白細(xì)胞計(jì)數(shù)(WBC)、中性粒細(xì)胞(NEUT)、淋巴細(xì)胞計(jì)數(shù)(LYMT)、血紅蛋白(HB)、血小板(PLT)、中性粒細(xì)胞/淋巴細(xì)胞比值(NLR)、血小板/淋巴細(xì)胞比值(PLR)、白蛋白(ALB)、球蛋白(GLB)、白蛋白/球蛋白比值(AGR)、免疫球蛋白G(IgG)、免疫球蛋白A(IgA)、免疫球蛋白M(IgM)、補(bǔ)體C3(C3)、補(bǔ)體C4(C4)、24 h尿蛋白定量(24 h UP)、C反應(yīng)蛋白(CRP)、血沉(ESR),采用酶聯(lián)免疫吸附試驗(yàn)檢測各組VCAM-1、sICAM-1水平。結(jié)果:活動(dòng)組WBC、HB、PLT、NEUT、LYMT、ALB、AGR、C3、C4水平均低于非活動(dòng)組及對(duì)照組,且非活動(dòng)組均低于對(duì)照組,差異均有統(tǒng)計(jì)學(xué)意義(P<0.01);活動(dòng)組NLR、PLR、GLB、ESR、CRP、IgG、24 h UP均高于非活動(dòng)組及對(duì)照組,且非活動(dòng)組均高于對(duì)照組,差異均有統(tǒng)計(jì)學(xué)意義(P<0.01),三組IgA、IgM比較差異無統(tǒng)計(jì)學(xué)意義(P>0.05)?;顒?dòng)組血清VCAM-1、sICAM-1水平均高于對(duì)照組及非活動(dòng)組,且非活動(dòng)組均高于對(duì)照組,差異均有統(tǒng)計(jì)學(xué)意義(P<0.01)。SLE患者血清VCAM-1、sICAM-1與SLEDAI、NLR、PLR、ESR、24 h UP均呈正相關(guān),與AGR、C3呈負(fù)相關(guān),差異均有統(tǒng)計(jì)學(xué)意義(P<0.05)。結(jié)論:SLE患者血清VCAM-1、sICAM-1水平明顯升高,且與SLE病情活動(dòng)明顯相關(guān)。

      【關(guān)鍵詞】 系統(tǒng)性紅斑狼瘡 血管內(nèi)皮細(xì)胞黏附分子-1 可溶性細(xì)胞間黏附分子-1 疾病活動(dòng)度 相關(guān)性 免疫球蛋白 血小板

      [Abstract] Objective: To observe the levels of serum vascular endothelial cell adhesion molecules-1 (VCAM-1), soluble intercellular adhesion molecule-1 (sICAM-1) in patients with systemic lupus erythematosus (SLE), and analysis correlation between VCAM-1, sICAM-1 and the disease activity of the SLE. Method: From June 2017 to June 2019,60 patients with SLE diagnosed by the authors hospital were selected for the study. They were divided into non-active group (22 cases) and the active group (38 cases) according to the SLE disease activity index (SLEDAI). Another 30 patients with healthy physical in our hospital during the same period were selected as the control group.The blood cell count (WBC), neutrophil (NEUT), lymphocyte count (LYMT), hemoglobin (HB), platelet (PLT), neutrophil/lymphocyte ratio (NLR), platelet/lymphocyte ratio (PLR), albumin (ALB), globulin (GLB), albumin/globulin ratio (AGR), immunoglobulin G (IgG), immunoglobulin A (IgA), immunoglobulin M (IgM), complement C3 (C3), complement C4 (C4), 24-hour urinary protein quantification (24 h UP), C-reactive protein (CRP), erythrocyte sedimentation (ESR) were collected. The VCAM-1 and sICAM-1 levels of two groups were detected by enzyme linked immunosorbent assay. Result: The levels of WBC, HB, PLT, NEUT, LYMT, ALB, AGR, C3, C4 in the active group were lower than those in the non-active group and the control group, and the levels in the non-active group were lower than those in the control group, the differences were statistically significant (P<0.01). The levels of NLR, PLR, GLB, ESR, CRP, IgG, 24 h UP in the active group were higher than those in non-active group and control group, and the non-active group was higher than the control group, the differences were statistically significant (P<0.01), but there were no significant differences in IgA, IgM among the three groups (P>0.05). The levels of VCAM-1 and sICAM-1 in the active group were higher than those in the control group and the non-active group, and the non-active group was higher than the control group, the differences were statistically significant (P<0.01). Serum VCAM-1, sICAM-1 was positively correlated with SLEDAI, NLR, PLR, ESR, 24 h UP and negatively correlated with AGR, C3 in patients with SLE, the differences were statistically significant (P<0.05). Conclusion: The levels of VCAM-1 and sICAM-1 in the patients with SLE are significantly increased, which closely related to the disease activity of SLE.

      系統(tǒng)性紅斑狼瘡(systemic lupus erythematosus,SLE)好發(fā)于20~40歲女性,系多系統(tǒng)損害(可累及血液系統(tǒng)、腎臟、肌肉關(guān)節(jié)、漿膜腔、肺部、心血管、皮膚與黏膜、神經(jīng)系統(tǒng)、消化系統(tǒng))的慢性自身免疫性疾病,與免疫功能紊亂密切相關(guān)[1]。SLE發(fā)病機(jī)制尚不十分明確,認(rèn)為與遺傳、環(huán)境因素、雌激素水平相關(guān)。有學(xué)者研究發(fā)現(xiàn),細(xì)胞因子、黏附分子的高表達(dá)與SLE病情明顯相關(guān)[2],且正確評(píng)估SLE病情直接影響其遠(yuǎn)期預(yù)后[3]。血管內(nèi)皮細(xì)胞黏附分子-1(vascular endothelial cell adhesion molecules-1,VCAM-1)、可溶性細(xì)胞間黏附分子-1(soluble intercellular adhesion molecule-1,sICAM-1)系兩種比較常見的黏附分子。陳麗等[4]研究發(fā)現(xiàn),SLE患者血清VCAM-1、sICAM-1水平較正常對(duì)照組明顯升高,且活動(dòng)期SLE患者較穩(wěn)定期SLE患者明顯升高,提示VCAM-1、sICAM-1與SLE病情活動(dòng)可能存在相關(guān)性。本課題組檢測SLE患者血清VCAM-1、sICAM-1水平,分析其與SLE活動(dòng)性指標(biāo)的關(guān)系,旨在探討VCAM-1、sICAM-1與SLE病情活動(dòng)的相關(guān)性,具體如下。

      1 資料與方法

      1.1 一般資料

      納入2017年6月-2019年6月入住筆者所在醫(yī)院確診為SLE的患者60例為試驗(yàn)對(duì)象。SLE的診斷參照1997年美國風(fēng)濕病學(xué)會(huì)(ACR)推薦的分類標(biāo)準(zhǔn),即除外感染、腫瘤及其他結(jié)締組織病,存在以下11項(xiàng)中(頰部紅斑、光過敏、關(guān)節(jié)炎、盤狀紅斑、漿膜炎、口腔潰瘍、血液系統(tǒng)損害、免疫學(xué)異常、腎臟損害、抗核抗體滴度異常、神經(jīng)病變)任意4項(xiàng)或4項(xiàng)以上,診斷SLE即成立[7]。根據(jù)SLEDAI(SLE疾病活指數(shù))分成非活動(dòng)組(SLEDAI≤9分)與活動(dòng)組(SLEDAI>9分)[5-6]。非活動(dòng)組22例,其中男4例,女18例,平均年齡(34.26±10.36)歲,平均病程(22.87±7.66)個(gè)月;SLEDAI平均值(5.83±1.89)分?;顒?dòng)組38例,其中男7例,女31例,平均年齡(35.07±11.28)歲,平均病程(24.06±8.22)個(gè)月;SLEDAI平均值(16.32±5.14)分。兩組一般資料比較差異無統(tǒng)計(jì)學(xué)意義(P>0.05)。且納入同期健康體檢者30例為對(duì)照組,其中男6例,女24例,平均年齡(34.72±10.56)歲。三組入組對(duì)象在年齡、性別等基線資料方面比較差異無統(tǒng)計(jì)學(xué)意義(P>0.05)。SLE患者及對(duì)照組排除標(biāo)準(zhǔn):(1)合并其他風(fēng)濕性疾病,如原發(fā)性血管炎、干燥綜合征、系統(tǒng)性硬化癥、特發(fā)性炎癥性肌病、類風(fēng)濕關(guān)節(jié)炎等;(2)合并其他原發(fā)或繼發(fā)腎病;(3)近3個(gè)月內(nèi)發(fā)生嚴(yán)重感染;(4)合并惡性腫瘤、嚴(yán)重血液系統(tǒng)疾病、肝腎功能損害;(5)長期服用類固醇激素、非甾體消炎藥。試驗(yàn)對(duì)象均簽署知情同意書,并均經(jīng)醫(yī)院醫(yī)學(xué)倫理委員會(huì)批準(zhǔn)。

      1.2 方法

      1.2.1 臨床指標(biāo)檢測 抽取空腹肘靜脈血,離心,采用XE2100全自動(dòng)血液細(xì)胞分析儀檢測血白細(xì)胞計(jì)數(shù)(white blood cell count,WBC)、中性粒細(xì)胞(neutrophil,NEUT)、淋巴細(xì)胞計(jì)數(shù)(lymphocyte,LYMT)、血紅蛋白(hemoglobin,HB)、血小板(platelet,PLT)等指標(biāo),并計(jì)數(shù)中性粒細(xì)胞/淋巴細(xì)胞比值(neutrophil/lymphocyte ratio,NLR)、血小板/淋巴細(xì)胞比值(platelet/lymphocyte ratio,PLR);采用AU5800全自動(dòng)化生化檢測儀檢測血清白蛋白(albumin,ALB)、球蛋白(globulin,GLB),計(jì)算白蛋白/球蛋白比值(albumin/globulin ratio,AGR);IMMAGE800免疫比濁儀檢測免疫球蛋白G(immunoglobulin G,IgG)、免疫球蛋白A(immunoglobulin A,IgA)、免疫球蛋白M(immunoglobulin M,IgM)、補(bǔ)體C3(alexin C3,C3)、補(bǔ)體C4(alexin C4,C4)、24 h尿蛋白定量(24-hour urinary protein quantity,24 h UP)、C反應(yīng)蛋白(C-reaction protein,CRP)、血沉(erythrocyte sedimentation rate,ESR)。

      1.2.2 血清VCAM-1、sICAM-1檢測 抽取空腹肘靜脈血5 ml,室溫靜置0.5 h,離心,留取上層血清至于凍存管中,-80 ℃冰箱保存;待標(biāo)本收集完畢統(tǒng)一采用酶聯(lián)免疫吸附試驗(yàn)檢測血清VCAM-1、sICAM-1水平,試劑盒由上海西塘科技有限公司提供,嚴(yán)格按照試劑盒說明書操作。

      1.3 統(tǒng)計(jì)學(xué)處理

      采用SPSS 20.0統(tǒng)計(jì)軟件處理分析,計(jì)量資料以(x±s)表示,采用F檢驗(yàn);計(jì)數(shù)資料以率(%)表示,采用字2檢驗(yàn),相關(guān)性分析則采用Pearson法,P<0.05為差異有統(tǒng)計(jì)學(xué)意義。

      2 結(jié)果

      2.1 三組臨床指標(biāo)比較

      活動(dòng)組WBC、HB、PLT、NEUT、LYMT、ALB、AGR、C3、C4水平均低于非活動(dòng)組及對(duì)照組,且非活動(dòng)組均低于對(duì)照組,差異均有統(tǒng)計(jì)學(xué)意義(P<0.01);活動(dòng)組NLR、PLR、GLB、ESR、CRP、IgG、24 h UP均高于非活動(dòng)組及對(duì)照組,且非活動(dòng)組均高于對(duì)照組,差異均有統(tǒng)計(jì)學(xué)意義(P<0.01),三組IgA、IgM比較差異無統(tǒng)計(jì)學(xué)意義(P>0.05),見表1。

      2.2 三組血清VCAM-1、sICAM-1水平對(duì)比

      活動(dòng)組血清VCAM-1、sICAM-1水平均高于對(duì)照組及非活動(dòng)組,且非活動(dòng)組均高于對(duì)照組,差異均有統(tǒng)計(jì)學(xué)意義(P<0.01),見表2。

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