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      益生菌輔助常規(guī)治療對早期胃癌患者術(shù)后血清實(shí)驗(yàn)室指標(biāo)及安全性的影響

      2022-03-24 16:01:31錢筱健查建華徐偉
      關(guān)鍵詞:免疫功能益生菌并發(fā)癥

      錢筱健 查建華 徐偉

      【摘要】 目的:探討益生菌輔助常規(guī)治療對早期胃癌患者術(shù)后血清實(shí)驗(yàn)室指標(biāo)及安全性的影響。方法:回顧性分析蘇州市立醫(yī)院2016年1月-2019年12月收治的行手術(shù)治療早期胃癌患者共134例的臨床資料,其中70例采用常規(guī)治療設(shè)為對照組,另64例術(shù)后加用雙歧桿菌三聯(lián)活菌設(shè)為觀察組;比較兩組治療前后炎癥細(xì)胞因子、細(xì)胞免疫功能指標(biāo)、營養(yǎng)指標(biāo)及并發(fā)癥發(fā)生情況。結(jié)果:觀察組治療2周后IL-2、IL-6及TNF-α水平均顯著低于治療前及對照組(P<0.05);觀察組治療2周后CD4+和CD4+/CD8+水平均顯著高于治療前及對照組(P<0.05);觀察組治療2周后CD8+水平顯著低于治療前及對照組(P<0.05);觀察組治療2周后白蛋白和總蛋白水平均顯著高于治療前及對照組(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(P>0.05)。結(jié)論:益生菌輔助應(yīng)用于早期胃癌術(shù)后患者可有效減輕炎癥反應(yīng)水平,保護(hù)細(xì)胞免疫功能,并有助于改善營養(yǎng)狀態(tài)。

      【關(guān)鍵詞】 益生菌 胃癌 手術(shù) 免疫功能 炎癥 營養(yǎng) 并發(fā)癥

      [Abstract] Objective: To investigate the influence of probiotics application on laboratory indexes and safety of patients with early gastric cancer after operation. Method: Clinical data of 134 patients with early gastric cancer after operation were retrospectively chosen from January 2016 to December 2019 in Suzhou Municipal Hospital. 70 cases were treated with routine treatment as the control group, and the other 64 cases were treated with Bifidobacterium Triple Viable on the basis of the control group as the observation group. The levels of inflammatory cytokines, cellular immune function indexes, nutritional indexes before and after treatment and complication incidence of the two groups were compared. Result: The levels of IL-2, IL-6 and TNF-α after 2 weeks of treatment in observation group were significantly lower than those before treatment and in the control group (P<0.05). The levels of CD4+ and CD4+/CD8+ after 2 weeks of treatment in observation group were significantly higher than those before treatment and in the control group (P<0.05). The level of CD8+ after 2 weeks of treatment in observation group was significantly lower than those before treatment and in the control group (P<0.05). The levels of albumin and total protein after 2 weeks of treatment in observation group were significantly higher than those before treatment and in the control group (P<0.05). There was no significant difference in the complication incidence between the two groups (P>0.05). Conclusion: Probiotics application on patients with early gastric cancer after operation can efficiently reduce the levels of inflammatory reaction, protect the cellular immune function and be helpful to improve the nutritional status.

      [Key words] Probiotics Gastric cancer Surgery Immune function Inflammation Nutrition Complication

      First-author’s address: Suzhou Municipal Hospital, Jiangsu Province, Suzhou 215002, China

      doi:10.3969/j.issn.1674-4985.2022.03.029

      近年來隨著消化內(nèi)鏡篩查技術(shù)發(fā)展及人們體檢意識提高,早期胃癌發(fā)病率和發(fā)病人數(shù)均呈增多趨勢[1]。早期胃癌患者因疾病影響常合并免疫功能異常,同時(shí)術(shù)后因吞咽困難和消化道癥狀還易導(dǎo)致營養(yǎng)障礙的發(fā)生,不利于術(shù)后早期康復(fù)[2]。有研究證實(shí),腸道菌群與胃腸道疾病發(fā)生發(fā)展關(guān)系密切[3-4],其中消化道黏膜與菌群間相互作用可影響腸道屏障、消化功能甚至機(jī)體免疫功能;而腸道菌群失調(diào)已被證實(shí)與多種疾病及病理狀態(tài)具有相關(guān)性;而外科手術(shù)所引起的醫(yī)源性應(yīng)激反應(yīng)、術(shù)后胃腸道結(jié)構(gòu)改變均可破壞腸道菌群平衡。有研究報(bào)道顯示,腫瘤放化療后患者加用益生菌能夠增強(qiáng)機(jī)體免疫力,減輕治療毒副作用[5],但其對于早期胃癌術(shù)后患者的影響尚不明確。本研究回顧性分析蘇州市立醫(yī)院2016年1月-2019年12月收治行手術(shù)治療早期胃癌患者共134例臨床資料,旨在探討益生菌輔助應(yīng)用對早期胃癌術(shù)后患者實(shí)驗(yàn)室指標(biāo)及術(shù)后并發(fā)癥的影響,現(xiàn)報(bào)道如下。

      1 資料與方法

      1.1 一般資料 回顧性分析蘇州市立醫(yī)院2016年1月-2019年12月收治的行手術(shù)治療早期胃癌患者134例的臨床資料,其中70例采用常規(guī)治療設(shè)為對照組,另64例術(shù)后加用雙歧桿菌三聯(lián)活菌治療設(shè)為觀察組。(1)納入標(biāo)準(zhǔn):①經(jīng)內(nèi)鏡活檢或病理組織學(xué)檢查確診胃癌;②腫瘤/淋巴結(jié)/轉(zhuǎn)移(TNM)分期為Ⅰ~Ⅲ期[4];③順利完成手術(shù);④年齡≥18歲;⑤臨床資料完整。(2)排除標(biāo)準(zhǔn):①合并遠(yuǎn)處轉(zhuǎn)移或周圍淋巴結(jié)轉(zhuǎn)移;②術(shù)前合并營養(yǎng)不良;③合并免疫系統(tǒng)疾病;④既往腹部手術(shù)史;⑤術(shù)前接受新輔助放化療;⑥合并其他系統(tǒng)惡性腫瘤。本研究方案經(jīng)本院倫理委員會批準(zhǔn)。

      1.2 治療方法 患者均于術(shù)前3 d開始進(jìn)流質(zhì)飲食,術(shù)前禁食禁水12 h;采用全身麻醉,常規(guī)放置胃管,于上腹正中切開,近側(cè)端切除在腫瘤上緣5 cm處,遠(yuǎn)側(cè)段切除在距幽門括約肌胃側(cè)緣3 cm處;術(shù)中均注意保留迷走神經(jīng)并根據(jù)《日本胃癌處理規(guī)約》完成淋巴結(jié)清掃,術(shù)后放置引流管,導(dǎo)尿72 h。對照組患者于術(shù)后3~5 d開始進(jìn)食,觀察組則在對照組基礎(chǔ)上加用雙歧桿菌三聯(lián)活菌(生產(chǎn)廠家:晉城海斯制藥有限公司,批準(zhǔn)文號:國藥準(zhǔn)字S19993065,規(guī)格:0.21 g/粒),3粒/次,3次/d,口服14 d。

      1.3 觀察指標(biāo) 抽取患者清晨空腹靜脈血4~5 mL,2 000 r/min離心20 min,-80 ℃保存;其中白細(xì)胞介素-2(IL-2)、白細(xì)胞介素-6(IL-6)及腫瘤壞死因子-α(TNF-α)水平檢測采用ELISA法,檢測儀器為貝克曼AU3600型全自動(dòng)生化分析儀;CD4+和CD8+水平檢測采用貝克曼CytoFLEX流式細(xì)胞儀,計(jì)算CD4+/CD8+;白蛋白和總蛋白水平檢測采用上??蚌蝺x器設(shè)備有限公司ZDDN-II蛋白質(zhì)測定儀;同時(shí)記錄術(shù)后并發(fā)癥。

      1.4 統(tǒng)計(jì)學(xué)處理 選擇SPSS 21.0軟件處理數(shù)據(jù);其中計(jì)量資料比較采用t檢驗(yàn),以(x±s)表示;計(jì)數(shù)資料比較采用字2檢驗(yàn)或Fisher確切概率法,以率(%)表示。P<0.05為差異有統(tǒng)計(jì)學(xué)意義。

      2 結(jié)果

      2.1 兩組一般資料比較 對照組中男48例,女22例;平均年齡(64.83±5.19)歲;平均體重指數(shù)(BMI)(22.70±3.76)kg/m2;平均手術(shù)時(shí)間(216.65±31.33)min;平均手術(shù)出血量(98.38±17.19)mL;根據(jù)TNM分期劃分,Ⅰ期20例,Ⅱ期39例,Ⅲ期11例;根據(jù)術(shù)式劃分,近端胃切除術(shù)23例,遠(yuǎn)端胃切除術(shù)47例。觀察組中男45例,女19例;平均年齡(63.04±4.85)歲;平均BMI(22.96±3.46)kg/m2;平均手術(shù)時(shí)間(221.49±29.85)min;平均手術(shù)出血量(97.83±16.70)mL;根據(jù)TNM分期劃分,Ⅰ期17例,Ⅱ期38例,Ⅲ期9例;根據(jù)術(shù)式劃分,近端胃切除術(shù)20例,遠(yuǎn)端胃切除術(shù)44例;兩組一般資料比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05),具有可比性。

      2.2 兩組治療前后炎癥細(xì)胞因子水平比較 治療前,兩組IL-2、IL-6及TNF-α水平比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);觀察組治療2周后IL-2、IL-6及TNF-α水平均顯著低于治療前及對照組(P<0.05),見表1。

      2.3 兩組治療前后細(xì)胞免疫功能指標(biāo)水平比較 治療前,兩組CD4+、CD8+及CD4+/CD8+水平比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);觀察組治療2周后CD4+和CD4+/CD8+水平均顯著高于治療前及對照組(P<0.05);觀察組治療2周后CD8+水平顯著低于治療前及對照組(P<0.05)。見表2。

      2.4 兩組治療前后營養(yǎng)指標(biāo)水平比較 治療前,兩組白蛋白和總蛋白水平比較,差異均無統(tǒng)計(jì)學(xué)意義(P>0.05);觀察組治療2周后白蛋白和總蛋白水平均顯著高于治療前及對照組(P<0.05)。見表3。

      2.5 兩組并發(fā)癥發(fā)生情況比較 兩組并發(fā)癥發(fā)生率比較,差異無統(tǒng)計(jì)學(xué)意義(P>0.05),見表4。

      3 討論

      早期胃癌患者術(shù)后因醫(yī)源性創(chuàng)傷較易出現(xiàn)腸道細(xì)菌失調(diào)、營養(yǎng)物質(zhì)攝入減少及切口炎癥等多種問題,進(jìn)而誘發(fā)生理功能性障礙;同時(shí)胃癌患者腫瘤病變還能夠誘發(fā)機(jī)體免疫系統(tǒng)功能異常,加重免疫失衡狀態(tài),給術(shù)后康復(fù)及遠(yuǎn)期預(yù)后帶來不利影響[6]。報(bào)道證實(shí),補(bǔ)充益生菌有助于提高人體免疫系統(tǒng)功能,改善營養(yǎng)狀態(tài)[7]。

      本次研究結(jié)果中,觀察組治療2周后IL-2、IL-6及TNF-α水平均顯著低于治療前及對照組(P<0.05),提示益生菌輔助應(yīng)用有助于減輕早期胃癌術(shù)后炎癥反應(yīng)水平。胃癌患者行切除手術(shù)可使機(jī)體進(jìn)入嚴(yán)重應(yīng)激狀態(tài),多種炎癥細(xì)胞及炎性介質(zhì)被激活釋放,進(jìn)而誘發(fā)多組織器官損傷[8];本次研究納入的IL-2、IL-6及TNF-α均為臨床常見炎癥細(xì)胞因子。有報(bào)道顯示,手術(shù)損傷消化道,導(dǎo)致黏膜血供減少可造成消化道菌群失調(diào),同時(shí)食物所經(jīng)消化路徑改變亦可增加菌群失調(diào)風(fēng)險(xiǎn),削弱消化道屏障功能,引起細(xì)菌易位及繼發(fā)炎癥反應(yīng)[9]。益生菌補(bǔ)充已被證實(shí)能夠促進(jìn)胃腸道屏障功能重建,這與益生菌可增加黏膜上皮細(xì)胞活性、減少有毒廢物吸收可能有關(guān)[10]。

      本次研究結(jié)果中,觀察組治療2周后CD4+和CD4+/CD8+水平均顯著高于治療前及對照組(P<0.05);觀察組治療2周后CD8+水平顯著低于治療前及對照組(P<0.05),提示術(shù)后增加益生菌攝入在改善早期胃癌患者細(xì)胞免疫功能方面具有優(yōu)勢。多項(xiàng)研究證實(shí),胃癌患者術(shù)后生存時(shí)間及復(fù)發(fā)轉(zhuǎn)移風(fēng)險(xiǎn)均與機(jī)體免疫功能密切相關(guān)[11-12];而CD4+和CD8+是評價(jià)人體細(xì)胞免疫功能的重要指標(biāo),CD4+能夠協(xié)助人體免疫系統(tǒng)發(fā)揮抗腫瘤效能,而CD8+則能夠抑制免疫應(yīng)答反應(yīng),故CD4+/CD8+平衡對于評估胃癌術(shù)后患者預(yù)后具有重要價(jià)值。補(bǔ)充益生菌能夠保證消化道平滑肌正常收縮,減輕手術(shù)導(dǎo)致胃腸蠕動(dòng)功能障礙,同時(shí)還可進(jìn)一步提高腸道黏膜非特異性免疫效應(yīng);益生菌對于惡性腫瘤術(shù)后免疫功能改善作用已在結(jié)直腸癌患者中得到證實(shí)[13-14]。

      營養(yǎng)不良是消化道惡性腫瘤術(shù)后最為常見并發(fā)癥之一,報(bào)道提示,胃癌術(shù)后營養(yǎng)不良發(fā)生率可達(dá)60%~80%[15-16]。本次研究結(jié)果顯示,觀察組治療2周后白蛋白和總蛋白水平均顯著高于治療前及對照組(P<0.05),說明早期胃癌術(shù)后給予益生菌輔助應(yīng)用可顯著提高機(jī)體營養(yǎng)狀態(tài),避免消化不良發(fā)生。有研究顯示,補(bǔ)充益生菌能夠在保證正常菌群比例同時(shí),抑制胃腸道內(nèi)致病菌數(shù)量,減少外毒素吸收[17],這對于減輕黏膜損傷及繼發(fā)腹瀉、吸收障礙具有重要意義;此外還有報(bào)道提示,益生菌能將可溶性膳食纖維催化形成短鏈脂肪酸,維持腸道結(jié)構(gòu)功能完整性,促進(jìn)吸收功能恢復(fù)[18]。以往有研究報(bào)道,益生菌加用能夠在一定程度上降低胃癌術(shù)后并發(fā)癥發(fā)生風(fēng)險(xiǎn)[19-20];但本次研究結(jié)果中,兩組并發(fā)癥發(fā)生率比較,差異無統(tǒng)計(jì)學(xué)意義(P>0.05),筆者認(rèn)為該差異可能與腫瘤分期、切除部位及樣本量不同有關(guān)。

      綜上所述,益生菌輔助應(yīng)用于早期胃癌術(shù)后患者可有效減輕炎癥反應(yīng)水平,保護(hù)細(xì)胞免疫功能,并有助于改善營養(yǎng)狀態(tài)。但考慮到納入樣本量不足、屬于單中心回顧性報(bào)道,同時(shí)僅納入部分胃癌患者,亦無長期隨訪數(shù)據(jù),所得結(jié)論仍有待更深入嚴(yán)謹(jǐn)研究確證。

      參考文獻(xiàn)

      [1] XIN F,MZEE S A S,BOTWE G,et al.Short-term evaluation of immune levels and nutritional values of EN versus PN in gastric cancer: a systematic review and a meta-analysis [J].World J Surg Oncol,2019,17(1):114-120.

      [2] LI K,XU Y,HU Y,et al.Effect of Enteral Immunonutrition on Immune,Inflammatory Markers and Nutritional Status in Gastric Cancer Patients Undergoing Gastrectomy:A Randomized Double-Blinded Controlled Trial[J].J Invest Surg,2019,19(3):1-10.

      [3] XIE H,LU Q,WANG H,et al.Effects of probiotics combined with enteral nutrition on immune function and inflammatory response in postoperative patients with gastric cancer[J].J BUON,2018,23(3):678-683.

      [4] RODRIGUES V D,PINHO N B D,ABDELHAY E,et al.Nutrition and Immune-Modulatory Intervention in Surgical Patients With Gastric Cancer[J].Nutr Clin Pract,2017,32(1):122-129.

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      (收稿日期:2021-06-25) (本文編輯:占匯娟)

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