在骨髓质疏松症候群和慢性髓性单细胞白血病中出现狼类表现
Jeanne Chauffier1, Vincent Jachiet1, Maxime Battistella2
1Internal Medicine Department, Hôpital Saint-Antoine, Assistance Publique-Hôpitaux de Paris, Sorbonne University, Paris, France.
JAMA dermatology
|November 19, 2025
概括
骨髓质疏松症候群 (MDS) 或慢性骨髓单细胞白血病 (CMML) 相关的狼性疾病呈现为一个独特的实体. 克隆性炎症,而不是自身免疫性,通常是其特征,需要克隆向疗法才能有效治疗.
科学领域:
- 血液学 血液学 血液学
- 免疫学 免疫学 免疫学
- 皮肤病学 皮肤病学
背景情况:
- 免疫媒介性炎症性疾病,包括红性狼 (LE),在患有骨髓发育综合征 (MDS) 或慢性骨髓单细胞白血病 (CMML) 的患者中不经常报告.
- 与MDS/CMML相关的LE病例往往表现出非典型的特征和耐火性疾病,需要进一步表征.
研究的目的:
- 综合描述与MDS/CMML相关的LE的表型和治疗反应.
- 将这些特征与异常性LE的特征进行比较.
主要方法:
- 进行了一项回顾性,全国性的多中心病例控制研究.
- 包括符合系统性或皮肤LE标准的MDS/CMML患者.
- 分析了临床特征,皮肤组织病理学和下一代测序数据,与异常性LE进行比较.
主要成果:
- 确定了24名患有MDS/CMML相关的LE患者,主要是男性,年龄大于患有异常性LE患者.
- 皮肤干扰,特别是性狼,是常见的.
- 与MDS/CMML相关的LE相比,与异常性LE相比,MDS/CMML相关的LE表现出较少的脏和关节干扰以及较低的抗dsDNA阳性.
- 组织病理学将50%的皮肤活检重新归类为MDS/CMML cutis,分子分析支持克隆性炎症过程.
- 标准的LE疗法通常是无效的,而克隆导向疗法 (azacitidine,HSCT) 在大多数接受治疗的患者中显示出并行的血液和LE反应.
结论:
- 与MDS/CMML相关的LE是一种独特的实体,以克隆性炎症为特征,而不是经典的自身免疫.
- 早期识别对于适当的管理至关重要.
- 治疗可能需要克隆向治疗,而不是传统的LE疗法.
相关概念视频
01:27Disorders of Leukocytes
1.8K
Leukocyte disorders can lead to either leukopenia, characterized by an abnormally low leukocyte count, or leukocytosis, marked by a very high leukocyte number.
Leukopenia may result from bone marrow disorders, autoimmune diseases, and infectious diseases. For example, conditions such as multiple myeloma and aplastic anemia can impair the bone marrow's ability to produce adequate leukocytes. Similarly, autoimmune diseases like lupus and viral infections such as HIV can prompt the immune...
Leukopenia may result from bone marrow disorders, autoimmune diseases, and infectious diseases. For example, conditions such as multiple myeloma and aplastic anemia can impair the bone marrow's ability to produce adequate leukocytes. Similarly, autoimmune diseases like lupus and viral infections such as HIV can prompt the immune...
1.8K
01:24Chronic Kidney Disease II: Clinical Manifestations
516
Chronic Kidney Disease (CKD) progressively impairs multiple body systems due to the accumulation of uremic toxins, which disrupt cellular functions across various organs.Neurologic symptomsNeurologic symptoms often arise early in CKD, as uremic toxin buildup drives changes in cognitive and motor functions. Patients frequently experience fatigue, headache, confusion, difficulty concentrating, and, in severe cases, seizures. Peripheral neuropathy commonly manifests as burning sensations in the...
516
01:15Differentiation of Common Myeloid Progenitor Cells
3.9K
Common myeloid progenitors (CMPs) are oligopotent cells that can differentiate into granulocytes and macrophages. Granulocytes and macrophages are essential for protecting the body against bacterial, viral, or fungal infections. They migrate from the bone marrow into the circulating blood to reach specific tissue sites where they differentiate and help in immune surveillance. However, they survive only for a few days and must be continuously made available to the organism to maintain a robust...
3.9K