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甲状腺疾病与自身免疫性肝炎之间的关联:双向的门德尔随机化研究
Yunda Zhang1, Haiqun Xia2, Shengfei Yang3
1Department of General Surgery, Dongguan Songshan Lake Tungwah Hospital, Dongguan, China.
Medicine
|January 24, 2026
概括
甲状腺疾病,如甲状腺功能低下症和哈希莫托甲状腺炎增加自身免疫性肝炎的风险. 根据这项孟德尔随机化研究,自身免疫性肝炎似乎不会导致甲状腺疾病.
科学领域:
- 内分泌学和免疫学.
- 遗传流行病学遗传流行病学
背景情况:
- 甲状腺疾病 (TD) 和自身免疫性肝炎 (AIH) 之间的关系尚不清楚,需要进一步调查.
- 之前的研究已经给出了关于TD和AIH之间的关联的不确定的结果.
研究的目的:
- 用双向门德尔随机化方法研究各种甲状腺疾病和自身免疫性肝炎之间的潜在因果关系.
- 确定TD是否因果关系影响AIH发展风险,反之亦然.
主要方法:
- 采用双向的双样本孟德尔随机化 (MR) 分析.
- 逆方差加权 (IVW) 方法是主要分析,敏感性分析使用加权中位数,MR-Egger,Cochran Q和MR-PRESSO.
- 与TDs和AIH相关的遗传变异被用作仪器变量.
主要成果:
- 甲状腺功能低下症或肌瘤显示AIH的几率比率 (OR) 增加了1.23 (P=0.0004).
- 扩散的甲状腺毒性有1.27的AIH的OR (P=0.0001).
- 哈西莫托甲状腺炎显示AIH的OR为1.41 (P=0.0062).
- 反向MR分析没有发现AIH导致TD的证据.
- 在甲状腺癌或和AIH之间没有发现因果关系.
结论:
- 这项研究提供了第一个MR证据,表明甲状腺功能低下症,甲状腺功能过高症和哈希莫托甲状腺炎是AIH的危险因素.
- 没有证据表明AIH会因果影响发展甲状腺疾病的风险.
- 患有特定甲状腺疾病的个人患自身免疫性肝炎的可能性更高.
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