相关实验视频

Updated: May 12, 2025

A Metadata Extraction Approach for Clinical Case Reports to Enable Advanced Understanding of Biomedical Concepts

A Metadata Extraction Approach for Clinical Case Reports to Enable Advanced Understanding of Biomedical Concepts

Published on: September 20, 2018

获得的血友病与类风湿性关节炎相关:一个病例报告和文献综述

Chiara Gioia¹, Marino Paroli¹, Valentina Morace¹

¹Division of Clinical Immunology, Department of Clinical, Anesthesiologic and Cardiovascular Sciences, Sapienza University of Rome, 00185 Rome, Italy.

International journal of molecular sciences

|May 7, 2025

概括

这项案例研究突出了获得的血友病A (AHA),一种罕见的自身免疫性疾病,在患有类风湿性关节炎和哈希莫托甲状腺炎的患者身上. 用免疫抑制剂和凝固因子及时治疗成功控制了这种情况.

科学领域:

血液学血液学血液学
类风湿病学类风湿病学
免疫学免疫学免疫学

背景情况:

获得性血友病A (AHA) 是一种罕见的自身免疫性出血疾病,其特点是对凝血因子VIII (FVIII) 产生自身抗体.
它可以与自身免疫性疾病,恶性瘤,感染有关,或异常发生.
这个病例涉及一个患有先前存在的自身免疫性疾病的患者:类风湿性关节炎和哈希莫托的甲状腺炎.

研究的目的:

在患有潜在自身免疫性疾病的患者中报告罕见的获得性血友病A (AHA) 病例.
描述AHA的诊断挑战和成功管理.
强调自身免疫性疾病和AHA发展之间的联系.

主要方法:

一个63岁的妇女的临床表现,她患有自发性血瘤和腿部疼痛.
实验室调查包括凝血测试 (aPTT,FVIII活性,FVIII抑制剂),自身抗体组.
图像学研究 (CT扫描) 以确定血液瘤的位置.
治疗开始时使用激活的前红素复合物缩剂和甲基prednisolone.

主要成果:

获得性血友病A (AHA) 的诊断证实了低FVIII活性和FVIII抑制剂的存在.
患者出现了贫血,延长了aPTT,并在左侧直肠肌肉中出现了显著的血瘤.
治疗导致了新的伤的停止,aPTT的正常化,FVIII水平的增加和抑制剂的减少.
恶性和感染被排除在潜在原因之外.

结论:

获得性血友病A (AHA) 可能是由潜在的自身免疫性疾病引起的.
早期诊断和联合静血和免疫抑制疗法对于成功管理至关重要.
这一案例强调了在患有自身免疫性疾病,出现不明原因出血的患者中考虑AHA的重要性.

关键词:

FVIII 抑制剂的使用获得的血友病获得的血友病类风湿性关节炎类风湿性关节炎

更多相关视频

Author Spotlight: Enhancing Rheumatoid Arthritis Research Through HR-pQCT Imaging Analysis

Author Spotlight: Enhancing Rheumatoid Arthritis Research Through HR-pQCT Imaging Analysis

Published on: October 6, 2023

Tail Vein Transection Bleeding Model in Fully Anesthetized Hemophilia A Mice

Tail Vein Transection Bleeding Model in Fully Anesthetized Hemophilia A Mice

Published on: September 30, 2021

相关概念视频

Disorders of Hemostasis

Disorders of Hemostasis

Hemostasis, the process that stops bleeding after a blood vessel injury, is crucial for maintaining the integrity of the circulatory system. However, disorders of hemostasis can disrupt this delicate balance, leading to either excessive clotting or bleeding. These disorders can be broadly classified into thromboembolic disorders and bleeding disorders.
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.

The JAK-STAT Signaling Pathway

The JAK-STAT Signaling Pathway

Several cytokine receptors have tightly bound Janus kinase or JAK proteins attached at their cytosolic tail. Small signaling molecules such as cytokines, growth hormones, or prolactins bind to the cytokine receptors and initiate their dimerization. The dimerization brings the cytosolic JAKs together that trans-phosphorylate and activates each other. The activated JAKs now phosphorylate cytosolic tails of the cytokine receptors, which serve as binding sites for adaptor proteins such as SH2...