Department of GastroenterologyHarran University HospitalŞanlıurfaTurkey.
Department of Hepatology and Liver TransplantationAsian Institute of Gastroenterology HospitalsHyderabadIndia.
Hepatology. 2022 Dec;76(6):1576-1586. doi: 10.1002/hep.32572. Epub 2022 Jun 23.
BACKGROUND AND AIMS: A few case reports of autoimmune hepatitis-like liver injury have been reported after severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccination. We evaluated clinical features, treatment response and outcomes of liver injury following SARS-CoV-2 vaccination in a large case series. APPROACH AND RESULTS: We collected data from cases in 18 countries. The type of liver injury was assessed with the R-value. The study population was categorized according to features of immune-mediated hepatitis (positive autoantibodies and elevated immunoglobulin G levels) and corticosteroid therapy for the liver injury. We identified 87 patients (63%, female), median age 48 (range: 18-79) years at presentation. Liver injury was diagnosed a median 15 (range: 3-65) days after vaccination. Fifty-one cases (59%) were attributed to the Pfizer-BioNTech (BNT162b2) vaccine, 20 (23%) cases to the Oxford-AstraZeneca (ChAdOX1 nCoV-19) vaccine and 16 (18%) cases to the Moderna (mRNA-1273) vaccine. The liver injury was predominantly hepatocellular (84%) and 57% of patients showed features of immune-mediated hepatitis. Corticosteroids were given to 46 (53%) patients, more often for grade 3-4 liver injury than for grade 1-2 liver injury (88.9% vs. 43.5%, p = 0.001) and more often for patients with than without immune-mediated hepatitis (71.1% vs. 38.2%, p = 0.003). All patients showed resolution of liver injury except for one man (1.1%) who developed liver failure and underwent liver transplantation. Steroid therapy was withdrawn during the observation period in 12 (26%) patients after complete biochemical resolution. None had a relapse during follow-up. CONCLUSIONS: SARS-CoV-2 vaccination can be associated with liver injury. Corticosteroid therapy may be beneficial in those with immune-mediated features or severe hepatitis. Outcome was generally favorable, but vaccine-associated liver injury led to fulminant liver failure in one patient.
背景与目的:有少数几例关于接种严重急性呼吸综合征冠状病毒 2(SARS-CoV-2)疫苗后发生类似自身免疫性肝炎的肝损伤的病例报告。我们评估了 SARS-CoV-2 疫苗接种后发生的大量肝损伤病例的临床特征、治疗反应和结局。
方法和结果:我们从 18 个国家收集病例数据。采用 R 值评估肝损伤类型。根据免疫介导性肝炎(阳性自身抗体和免疫球蛋白 G 水平升高)的特征以及针对肝损伤的皮质类固醇治疗情况对研究人群进行分类。我们共确定了 87 例患者(63%为女性),起病时的中位年龄为 48 岁(范围:18-79 岁)。接种疫苗后中位 15 天(范围:3-65 天)诊断为肝损伤。51 例(59%)归因于辉瑞-生物技术公司(BNT162b2)疫苗,20 例(23%)归因于牛津-阿斯利康(ChAdOX1 nCoV-19)疫苗,16 例(18%)归因于莫德纳(mRNA-1273)疫苗。肝损伤主要为肝细胞性(84%),57%的患者存在免疫介导性肝炎的特征。46 例(53%)患者给予皮质类固醇治疗,肝功能 3-4 级肝损伤患者比 1-2 级肝损伤患者更常使用(88.9%比 43.5%,p=0.001),且更常用于存在免疫介导性肝炎的患者(71.1%比 38.2%,p=0.003)。除 1 例(1.1%)男性患者因肝功能衰竭而行肝移植外,所有患者的肝损伤均得到缓解。12 例(26%)患者在完全生化缓解后,在观察期间停用了类固醇治疗。随访期间无患者复发。
结论:SARS-CoV-2 疫苗接种可引起肝损伤。皮质类固醇治疗可能对存在免疫介导特征或严重肝炎的患者有益。总体结局良好,但疫苗相关肝损伤导致 1 例患者发生暴发性肝功能衰竭。
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