免疫介导的巨肌病:一种自免疫肌病的新型亚型
Ashley R Santilli1, Oliver Ni1, Margherita Milone1
1From the Department of Neurology (A.R.S., M.M., D.S., T.L.), Mayo Clinic, Rochester, MN; Department of Laboratory Medicine and Pathology (O.N.), Hennepin Healthcare, Minneapolis, MN; Department of Neurology (A.C.M.), University of North Carolina, Chapel Hill; Department of Neurology (A.S.), Northwestern University, Chicago, IL; Division of Rheumatology (C.H.), Department of Medicine, Northwestern University, Chicago, IL; Departments of Laboratory Services (W.F.R.), Neurology (M.M.A.), and Medicine (R.M.A.), Johns Hopkins Aramco Healthcare, Dhahran, Saudi Arabia; Center for Gene Therapy (S.N.), Nationwide Children's Hospital, Columbus, OH; and Department of Medicine (P.S.), Siriraj Hospital, Mahidol University, Bangkok, Thailand.
一种新的自身免疫性肌肉病变亚型,即免疫介导的巨肌肉病变 (IMMM),具有巨大的线粒体. 这种可治疗的疾病与CHKB-先天性肌肉缩症不同,显示出对免疫调节疗法的潜在反应.
科学领域:
- 神经学 神经学
- 免疫学 免疫学 免疫学
- 肌肉病理学 肌肉病理学
背景情况:
- 巨型线粒体 (megaconia) 通常与先天性肌肉发育不良有关,特别是与CHKB基因变异相关的.
- 在自身免疫性肌肉病变中,将巨型与遗传原因区分开来,对于适当的诊断和管理至关重要.
研究的目的:
- 描述一种由巨型线粒体为特征的自身免疫性肌肉病症的新型亚型,称为免疫媒介巨型肌肉病症 (IMMM).
- 调查IMMM患者的临床病理特征,诊断标志物和治疗反应.
主要方法:
- 梅奥诊所肌肉病理学数据库 (2018-2023) 的回顾性综述,针对患有巨型肌,虚弱和肌酸酶升高的患者.
- 包括一个具有相似特征的外部患者.
- 临床数据审查,肌肉活检分析,免疫组织化学和遗传测序 (CHKB).
主要成果:
- 确定了5名IMMM患者,他们呈现出亚急性近位虚弱和CK高血.
- 肌肉病理学揭示了巨型线粒体的结核性肌病症;CHKB基因测序是负的.
- 免疫调节疗法改善了四名患者的虚弱和高CK血症.
- 所有患者都表现出同时存在的胰腺疾病.
结论:
- IMMM是一种独特的,可治疗的自身免疫性肌肉病变,以巨大的线粒体为特征,与CHKB-先天性肌肉发育不良分开.
- IMMM与胰腺疾病之间的关联需要进一步调查.
更多相关视频
10:47Simple and Efficient Production and Purification of Mouse Myelin Oligodendrocyte Glycoprotein for Experimental Autoimmune Encephalomyelitis Studies
Published on: October 27, 2016
05:55Author Spotlight: Novel Assay for Studying B-Cell Responses in Multiple Sclerosis Research
Published on: December 1, 2023
相关概念视频
Myasthenia Gravis: Overview and Treatment
These antibodies interfere with the function of the nicotinic receptors in three ways: by binding to the receptor and disrupting acetylcholine binding; by causing cross-linking of receptors which...
Myasthenia Gravis: Diagnostic Tests
The edrophonium test is a diagnostic tool for myasthenia gravis. It involves...
Myocarditis I: Introduction
Myocarditis II: Clinical features and Diagnostic Tests
