相关实验视频

Updated: Jun 23, 2025

Recurrent Escherichia coli Urinary Tract Infection Triggered by Gardnerella vaginalis Bladder Exposure in Mice

Recurrent Escherichia coli Urinary Tract Infection Triggered by Gardnerella vaginalis Bladder Exposure in Mice

Published on: December 4, 2020

肠出血性大肠杆菌:是小血管血管炎的触发因素

Eva Holland¹, Grant Koskay¹, Tiffany Chu¹

¹School of Medicine, Creighton University, Omaha, Nebraska, USA.

Proceedings (Baylor University. Medical Center)

|June 24, 2024

概括

这份病例报告详细介绍了一名19岁的妇女,患有产生Shiga毒素的大肠杆菌感染,患有IgA血管炎 (Henoch Schönlein紫) 的症状. 类固醇治疗导致康复,突出了不典型的呈现.

科学领域:

医学医学医学医学医学
儿科儿科儿科
传染性疾病传染性疾病

背景情况:

IgA 血管炎 (Henoch Schönlein 紫斑) 是一种全身性血管炎,通常影响儿童.
生产石毒素的大肠杆菌 (STEC) 感染可能会导致胃肠道和全身并发症.

研究的目的:

报告了第一例IgA血管炎的确诊病例,该病例与产生Shiga毒素的大肠杆菌感染有关.
为了突出成人患者IgA血管炎的异常呈现.
强调在患有胃肠道和皮肤症状的患者的差异诊断中考虑小血管血管炎的重要性.

主要方法:

一个19岁的女性患者的病例报告.
临床表现:腹痛,吐,明显的紫色皮疹和痢疾.
诊断工作包括对产生Shiga毒素的大肠杆菌和IgA血管炎标准的评估.
用免疫光进行皮肤活检.
用皮质类固醇治疗.

主要成果:

患者呈现出与产生Shiga毒素的大肠杆菌感染一致的症状.
满足了IgA血管炎的诊断标准,但皮肤活检免疫光是负的.
患者对类固醇治疗反应良好,并恢复过来.
这是IgA血管炎在肠道出血大肠杆菌感染的背景下首次报告的病例.

结论:

肠出血性大肠杆菌感染可以与IgA血管炎异常呈现.
负免疫光不排除IgA血管炎在存在相容的临床特征.
无论年龄如何,在呈现紫性皮疹和胃肠道症状的患者的差异诊断中应考虑小血管血管炎.

关键词:

埃诺克·肖恩莱因的紫色斑.在 IgA 血管炎.滋果毒素产生大肠杆菌埃舍里奇亚菌血清细胞结合性血管炎 (leukocytoclastic vasculitis) 是一种致血性血管炎.

更多相关视频

Visualization of Neutrophil Extracellular Traps in Mesenteric Venules After Mesenteric Ischemia-Reperfusion Injury via Intravital Microscopy

Visualization of Neutrophil Extracellular Traps in Mesenteric Venules After Mesenteric Ischemia-Reperfusion Injury via Intravital Microscopy

Published on: September 27, 2024

Detection of Enterohemorrhagic Escherichia Coli Colonization in Murine Host by Non-invasive In Vivo Bioluminescence System

Detection of Enterohemorrhagic Escherichia Coli Colonization in Murine Host by Non-invasive In Vivo Bioluminescence System

Published on: April 9, 2018

相关概念视频

Esophageal Varices-I: Introduction

Esophageal Varices-I: Introduction

Esophageal varices are dilated, tortuous veins which are found mainly in the submucosa of the lower esophagus but which may also appear higher up or extend into the stomach. They develop due to increased pressure in the portal venous system, often as a result of liver cirrhosis. This condition scars and damages the liver, impeding normal blood flow through the portal vein. To compensate, blood seeks alternative pathways, forming fragile new vessels (varices) in the esophagus and stomach. These...

Vascular Spasm

Vascular Spasm

The vascular phase, also known as vasospasm, is the initial stage of hemostasis, crucial for preventing excessive bleeding when a blood vessel is injured. After a vessel is cut, nerves in the damaged area trigger pain and other sensory impulses. Simultaneously, the smooth muscles in the vessel wall contract, resulting in a vascular spasm. This contraction reduces the vessel's diameter at the injury site, slowing or stopping blood loss through the vessel wall. Vascular spasms typically last...