[摘" "要]" "目的:探討血清癌胚抗原(carcino-embryonic antigen,CEA)、甲胎蛋白(alpha fetoprotein,AFP)及維生素K缺乏或拮抗劑-II誘導(dǎo)的蛋白質(zhì)(protein induced by vitamin K absence or antagonist-II,PIVKA-II)對肝炎病毒相關(guān)肝細胞癌(hepatocellular carcinoma,HCC)的診斷價值。方法:回顧性分析174例乙型肝炎病毒和丙型肝炎病毒相關(guān)肝病患者的臨床資料,其中慢性乙肝組32例、乙肝肝細胞癌組51例、乙肝肝硬化組45例、丙肝肝細胞癌組23例及丙肝肝病組23例。比較各組血清中CEA、AFP及PIVKA-II水平,繪制受試者工作特征(receiver operating characteristic,ROC)曲線,計算曲線下面積(area under curve,AUC),分析血清CEA 、AFP及PIVKA-II水平對肝細胞癌的診斷價值。結(jié)果:乙肝肝硬化組和乙肝肝癌組患者血清CEA、AFP和PIVKA-Ⅱ水平高于慢性乙肝組,乙肝肝癌組CEA、AFP和PIVKA-Ⅱ水平高于乙肝肝硬化組(均Plt;0.05)。丙肝肝癌組血清CEA、AFP和PIVKA-Ⅱ水平高于丙肝肝病組(均P<0.05)。ROC曲線分析顯示,血清CEA、AFP及PIVKA-Ⅱ單獨診斷乙肝肝細胞癌的AUC分別為0.734、0.745和0.770,三者聯(lián)合診斷的AUC升至0.841,敏感度為84.67%,特異度為79.18%。血清CEA、AFP及PIVKA-Ⅱ單獨診斷丙肝肝細胞癌的AUC分別為0.802、0.791和0.782,三者聯(lián)合診斷的AUC升至0.909,特異度為82.59%,敏感度為84.54%。結(jié)論:單獨檢測血清PIVKA-Ⅱ水平對肝炎病毒相關(guān)肝細胞癌具有較高診斷效能,與CEA、AFP聯(lián)合檢測能進一步提高肝細胞癌的診斷效能。
[關(guān)鍵詞]" "維生素K缺乏或拮抗劑-II誘導(dǎo)的蛋白質(zhì);癌胚抗原;甲胎蛋白;肝炎病毒;肝細胞癌;診斷價值
[中圖分類號]" "R735.7 [文獻標志碼]" "A [DOI]" "10.19767/j.cnki.32-1412.2025.01.002
Diagnostic value of serum CEA, AFP and PIVKA-Ⅱ
in hepatitis virus-related hepatocellular carcinoma
YANG Xiao, ZHANG Airong, TAO Yumei
(Department of Laboratory Medicine, Zhumadian Central Hospital, Henan 463000)
[Abstract]" "Objective:To explore the diagnostic value of serum carcino-embryonic antigen (CEA) , alpha fetoprotein (AFP), protein induced by vitamin K absence or antagonist-II (PIVKA-Ⅱ) in hepatitis virus-related hepatocellular carcinoma (HCC). Methods:The clinical data of 174 patients with hepatitis B virus (HBV) and hepatitis C virus (HCV) related liver disease were analyzed retrospectively, including 32 patients in the chronic hepatitis B group, 51 patients in the hepatitis B HCC group, 45 patients in the hepatitis B cirrhosis group, 23 patients in the hepatitis C HCC group and 23 patients in the hepatitis C liver disease group. The serum levels of CEA, AFP and PIVKA-II were detected and compared in each group. The receiver operating characteristic (ROC) curve was plotted and the area under curve (AUC) was calculated to analyze the diagnostic value of serum CEA, AFP and PIVKA-II levels in hepatocellular carcinoma. Results:The levels of CEA, AFP and PIVKA-Ⅱ in the hepatitis B cirrhosis group and the hepatitis B HCC group were higher than those in the chronic hepatitis B group, and the levels of CEA, AFP and PIVKA-Ⅱ in the hepatitis B HCC group were higher than those in the hepatitis B cirrhosis group (Plt;0.05). The levels of serum AFP, CEA and PIVKA-Ⅱ in the hepatitis C HCC group were significantly higher than those in the hepatitis C liver disease group (Plt;0.05). ROC curve analysis showed that the AUC of serum CEA, AFP and PIVKA-Ⅱ alone in the diagnosis of hepatitis B hepatocellular carcinoma was 0.734, 0.745 and 0.770, respectively, and the AUC of serum CEA, AFP and PIVKA-Ⅱ combined diagnosis increased to 0.841, with a sensitivity of 84.67% and a specificity of 79.18%. The AUC of serum CEA, AFP and PIVKA-Ⅱ alone in the diagnosis of hepatitis C hepatocelluar carcinoma was 0.802, 0.791, 0.782, and the AUC of serum CEA, AFP and PIVKA-Ⅱ combined diagnosis increased to 0.909, with a specificity of 82.59% and a sensitivity of 84.54%." Conclusion:Serum PIVKA-II alone has high diagnostic efficacy for hepatitis virus-related hepatocellular carcinoma, and combined detection with CEA and AFP can further improve the diagnostic efficacy of hepatocellular carcinoma.
[Key words]" "protein induced by vitamin K absence or antagonist-II; carcino-embryonic antigen; alpha fetoprotein; hepatitis virus; hepatocellular carcinoma; diagnostic value
肝細胞癌(簡稱肝癌,hepatocellular carcinoma,HCC)是高致死率的惡性腫瘤,發(fā)病與多種因素相關(guān),其中乙型肝炎病毒(hepatitis B virus,HBV)和丙型肝炎病毒(hepatitis C virus,HCV)感染是主要的致病因素,HBV和HCV感染者罹患HCC的幾率顯著增高[1-2]。由于HCC早期通常無明顯癥狀,患者在確診時往往已處于晚期,尋找高效、準確早期發(fā)現(xiàn)HCC的方法至關(guān)重要。血清腫瘤標志物是診斷HCC常用指標,其中甲胎蛋白(alpha fetoprotein,AFP)應(yīng)用最廣泛,但早期診斷的敏感性和特異性不盡如人意,部分HCC患者AFP水平并無顯著上升[3]。而維生素K缺乏或拮抗劑-II誘導(dǎo)的蛋白質(zhì)(protein induced by vitamin K absence or antagonist-II,PIVKA-Ⅱ)是一種新型血清標志物,在肝癌患者血清中顯著上升,且與腫瘤大小和分期密切相關(guān),對HCC早期診斷的敏感性和特異性優(yōu)于AFP[3-4]。本研究回顧性分析我院2023年3月—2024年3月收治的肝炎病毒相關(guān)肝病患者174例臨床資料,探討血清AFP、癌胚抗原(carcino-embryonic antigen,CEA)及PIVKA-II對肝細胞癌的診斷價值。
1" "資料與方法
1.1" "一般資料" "肝炎病毒相關(guān)肝病患者174例,其中慢性乙肝組32例、乙肝肝癌組51例、乙肝肝硬化組45例、丙肝肝癌組23例及丙肝肝病組23例。慢性乙肝組中男性22例,女性10例,年齡45~68歲,平均(55.28±6.03)歲;乙肝肝癌組中男性34例,女性17例,年齡43~69歲,平均(55.41±6.34)歲;乙肝肝硬化組中男性28例,女性17例,年齡42~70歲,平均(55.17±6.51)歲;丙肝肝癌組中男性15例,女性8例,年齡40~68歲,平均(54.96±7.11)歲;丙肝肝病組中男性16例,女性7例,年齡43~69歲,平均(55.27±6.78)歲。各組患者年齡、性別等一般資料比較,差異均無統(tǒng)計學(xué)意義(Pgt;0.05)。納入標準:(1)肝細胞癌的診斷依據(jù)《原發(fā)性肝癌診療指南(2022年版)》[5]相關(guān)標準;(2)肝硬化的診斷參考《肝硬化診治指南》[6]提供的標準;(3)慢性乙肝按照《慢性乙型肝炎基層診療指南(2020年版)》[7]進行診斷;(4)年齡>18歲;(5)臨床資料完整;(6)患者及其家屬知情同意。排除標準:(1)合并其他類型惡性腫瘤;(2)伴有免疫系統(tǒng)疾病;(3)妊娠及哺乳期婦女。本研究經(jīng)本院醫(yī)學(xué)倫理委員會審核批準。
1.2" "實驗室檢測" "患者入院次日采集肘靜脈血5 mL,凝固后離心取血清,保存于-80 ℃低溫冰箱待測。采用化學(xué)發(fā)光微粒子免疫分析法檢測血清中AFP、PIVKA-Ⅱ水平,免疫化學(xué)方法檢測血清中癌胚抗原(carcino-embryonic antigen,CEA)水平。所用試劑盒均購自美國Ramp;B公司,嚴格按照試劑盒說明書操作。
1.3" "統(tǒng)計學(xué)處理" "應(yīng)用SPSS 20.0統(tǒng)計學(xué)軟件對數(shù)據(jù)進行處理。計量資料以x±s表示,組間比較采用t檢驗;計數(shù)資料以頻數(shù)或率表示,組間比較采用χ2檢驗。采用受試者工作特征(receiver operating characteristic,ROC)曲線評估血清CEA、AFP及PIVKA-Ⅱ水平對HCC的診斷價值。P<0.05為差異具有統(tǒng)計學(xué)意義。
2" "結(jié)" " " 果
2.1" "乙肝相關(guān)各組血清CEA、AFP及PIVKA-Ⅱ水平比較" "乙肝肝硬化組和乙肝肝癌組患者血清CEA、AFP和PIVKA-Ⅱ水平高于慢性乙肝組,乙肝肝癌組CEA、AFP和PIVKA-Ⅱ水平高于乙肝肝硬化組,差異均有統(tǒng)計學(xué)意義(Plt;0.05)。見圖1。
2.2" "丙肝相關(guān)各組CEA、AFP及PIVKA-Ⅱ水平比較" "丙肝肝癌組血清CEA、AFP和PIVKA-Ⅱ水平高于丙肝肝病組,差異均有統(tǒng)計學(xué)意義(P<0.05)。見圖2。
2.3" "血清CEA、AFP及PIVKA-Ⅱ水平對乙肝肝癌的診斷價值" "ROC曲線分析顯示,血清CEA、AFP及PIVKA-Ⅱ水平單獨診斷乙肝肝癌的曲線下面積(area under curve,AUC)分別為0.734、0.745和0.770;三者聯(lián)合診斷乙肝肝癌的AUC升至0.841(0.748~0.933),敏感度為84.67%,特異度為79.18%。見表1、圖3。
2.4" "血清CEA、AFP及PIVKA-Ⅱ水平對丙肝肝癌的診斷價值" "血清CEA、AFP及PIVKA-Ⅱ水平單獨診斷丙肝肝癌的AUC分別為0.802(0.702~0.903)、0.791(0.688~0.895)和0.782(0.677~0.887),三者聯(lián)合診斷的AUC升至0.909(0.846~0.972),特異度和敏感度分別為82.59%和84.54%。見表2、圖4。
3" "討" " " 論
肝炎病毒,特別是HBV與HCV,為肝細胞癌發(fā)生的主要危險因素。既往一直將AFP作為診斷肝癌的重要指標[8],但易受肝炎、肝硬化等其他肝病因素的干擾,導(dǎo)致假陽性率偏高[9]。CEA水平在肝細胞癌等多種腫瘤中升高,但診斷肝癌的敏感性不盡如人意,在肝炎等良性肝病中也可上升[10]。鑒于單一血清腫瘤標志物往往存在敏感度或特異度不足的問題,難以滿足臨床需求,聯(lián)合多種血清腫瘤標志物進行肝癌診斷已成為當前研究的熱點。
近年來,隨著研究的不斷深化,新型血清學(xué)標志物PIVKA-Ⅱ受到廣泛關(guān)注[11-13],作為維生素K缺乏或拮抗劑Ⅱ誘導(dǎo)產(chǎn)生的蛋白質(zhì),在肝細胞癌患者血清中水平顯著升高,且具有較高的特異性和敏感性[14-15],在肝細胞癌診斷中展現(xiàn)出獨特優(yōu)勢[16-18]。本研究結(jié)果顯示,乙肝相關(guān)各組患者血清中CEA、AFP及PIVKA-Ⅱ水平比較,差異均有統(tǒng)計學(xué)意義(Plt;0.05),其中乙肝肝癌組水平最高;丙肝肝癌組血清中CEA、AFP和PIVKA-肝水平高于丙肝肝病組(均Plt;0.05),提示PIVKA-Ⅱ在肝炎病毒相關(guān)肝癌診斷中具有重要價值。本研究ROC曲線分析結(jié)果顯示,血清CEA、AFP及PIVKA-Ⅱ單獨診斷乙肝肝癌的AUC分別為0.734、0.745及0.770,三項指標聯(lián)合診斷的AUC升至0.841,敏感度為84.67%,特異度為79.18%。血清CEA、AFP及PIVKA-Ⅱ水平單獨診斷丙肝肝癌的AUC分別為0.802(0.702~0.903)、0.791(0.688~0.895)和0.782(0.677~0.887),三項指標聯(lián)合診斷時,AUC升至0.909(0.846~0.972),特異度、敏感度分別為82.59%和84.54%。表明PIVKA-Ⅱ與AFP、CEA等腫瘤標志物在肝細胞癌診斷中具有互補性,聯(lián)合檢測這些指標能顯著提高診斷的敏感度、特異度和準確性,降低漏診、誤診風(fēng)險。需要指出的是,在實際應(yīng)用中應(yīng)充分考慮不同標志物之間的相互影響和潛在干擾,應(yīng)綜合評估和分析患者的臨床表現(xiàn)、影像學(xué)檢查結(jié)果,以獲得可靠的診斷[19]。
綜上所述,聯(lián)合檢測血清CEA、AFP、PIVKA-Ⅱ水平能顯著提升診斷肝炎相關(guān)肝細胞癌的準確性和可靠性,具有重要的臨床價值。
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[收稿日期] 2024-08-22
(本文編輯" "趙喜)
* [基金項目] 河南省醫(yī)學(xué)科技攻關(guān)計劃(聯(lián)合共建)項目(LHGJ20191024)。
** [作者簡介] 楊瀟,女,漢族,河南駐馬店人,生于1990年12月,碩士研究生,初級檢驗師。研究方向:醫(yī)學(xué)檢驗。