抗Ro-52抗体在自身免疫性肝病中的检测

被引:6
作者
ZHAO Dan-tong
YAN Hui-ping
TAN Yu-fen
LIU Yan
ZHAO Yan
FENG Xia
XIANG Dai-jun
机构
[1] 首都医科大学附属北京佑安医院自身免疫性肝病临床研究中心
关键词
肝病,自身免疫性; 自身抗体; 抗Ro-52抗体;
D O I
暂无
中图分类号
R575 [肝及胆疾病];
学科分类号
100201 [内科学];
摘要
目的探讨抗Ro-52抗体对自身免疫性肝病(autoimmune liver disease,AILD)的临床意义.方法对采用免疫印迹法检测抗Ro-52抗体的115例AILD患者的临床资料进行回顾性分析,比较抗Ro-52阳性和阴性MLD患者肝功和免疫学指标,对可能有相关性的血清学指标进行诊断试验一致性评价.结果抗Ro-52抗体在自身免疫性肝炎(autoimmune hepatitis,AIH)(37例)、原发性胆汁性肝硬化(primary biliary cirrhosis,PBC)(57例)、MH/PBC重叠综合征组(21例)的阳性率分别为32.43%、24.56%、33.33%,差异无统计学意义(x2=0.949,P>0.05).抗可溶性肝抗原/肝胰抗原抗体(anti-soluble liver antigen/liver-pancreas,anti-SLA/LP)在抗Ro-52阳性AIH组频率(58.33%)高于阴性组(16.00%)(x2=6.955,P<0.05),抗SLA/LP抗体在抗R0-52阳性AIH/PBC重叠综合征组频率(85.71%)高于阴性组(28.57%)(x2=6.109,P<0.05).抗Ro-52抗体和抗SLA/LP抗体结果有一致性(κ=0.466,P<0.05).AIH/PBC重叠综合征组抗Ro-52阳性患者IgG水平高于阴性患者(t=2.508,P<0.05).结论抗Ro-52抗体在AIH、PBC和MH/PBC重叠综合征中的分布没有差别;抗Ro-52抗体与抗SLA/LP抗体检测结果有一致性;抗Ro-52抗体阳性MH/PBC重叠综合征患者IgG水平高于抗体阴性者。
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