在急性损伤和多器官功能障碍中,神经免疫控制炎症
Eibhlin Goggins1, Hiro Inoue, Mark D Okusa
1Division of Nephrology and Center for Immunity, Inflammation, and Regenerative Medicine, University of Virginia, Charlottesville, Virginia.
Journal of the American Society of Nephrology : JASN
|July 7, 2025
概括
神经免疫轴调节急性损伤 (AKI) 和器官功能障碍中的炎症. 针对神经回路,如胆性抗炎途径 (CAP),为AKI提供了新的治疗策略.
科学领域:
- 神经免疫学 神经免疫学
- 脏生理学 脏生理学
- 炎症生物学 炎症生物学
背景情况:
- 神经和免疫系统之间的双向通信对于生理调节和疾病至关重要.
- 神经免疫轴调节急性损伤 (AKI) 和多器官功能障碍中的炎症.
- 炎症反射通路,涉及感觉和运动弧度,是这一调节的核心.
研究的目的:
- 审查神经免疫轴,专注于炎症反射通路和胆固醇抗炎通路 (CAP).
- 讨论神经免疫通信在AKI,多器官功能障碍和败血症中的作用.
- 探索针对AKI的神经回路的潜在治疗策略.
主要方法:
- 关于神经免疫相互作用在炎症和器官损伤中的现有文献的综述.
- 讨论胆固醇抗炎途径 (CAP) 机制,包括迷走神经激活和受体信号传递.
- 分析特定器官的神经免疫通讯及其对全身炎症的影响.
主要成果:
- 通过迷走神经的激活和巨细胞的信号传递,CAP抑制炎症.
- 神经刺激和脉冲超声波激活了CAP,减轻了炎症并保护了AKI.
- 在缺血-再输液损伤之前的脉冲超声波以CAP-依赖的方式保持功能.
结论:
- 针对神经免疫通路,包括CAP和交感神经系统,为AKI提供了新的治疗潜力.
- 了解多器官神经免疫通信对于管理诸如败血症等系统性炎症状况至关重要.
- 神经电路调制为治疗AKI和相关多器官故障提供了一个有希望的途径.
相关概念视频
01:29Acute Kidney Injury II: Pathophysiology
92
Acute kidney injury (AKI) causes are categorized into three primary categories based on the location of the injury: prerenal, intrarenal (or intrinsic), and postrenal causes. This classification guides clinical management and illustrates how different pathways can impair kidney function.Etiology and Pathophysiology of Acute Kidney Injury1. Prerenal causesEtiology: Prerenal Acute Kidney Injury, the most common type, occurs when reduced blood flow to the kidneys decreases filtration capacity...
92
01:22Acute Kidney Injury I: Introduction
80
Introduction:Acute Kidney Injury (AKI) describes a swift decrease in kidney function occurring over hours to days, characterized by the kidneys' failure to remove waste products from the bloodstream. This leads to dangerous complications like metabolic acidosis, fluid overload, and electrolyte imbalances, such as hyperkalemia, which can cause life-threatening arrhythmias. AKI is common in both hospital and outpatient settings, often triggered by dehydration, sepsis, or exposure to nephrotoxic...
80
01:30Acute Kidney Injury IV: Diagnostic Studies and Prevention
59
Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
59
01:29Acute Kidney Injury III: Clinical Manifestations
97
Acute Kidney Injury (AKI) progresses through distinct clinical phases: the oliguric, diuretic, and recovery phases, each marked by unique manifestations and challenges.Oliguric Phase:The oliguric phase is the initial stage of AKI, typically lasting 10 to 14 days. This phase is marked by a significant reduction in urine output, usually less than 400 mL per day, indicating decreased kidney function. Fluid retention is a prominent feature, leading to symptoms such as edema, hypertension, and...
97
01:22Acute Kidney Injury VI: Nursing Management
67
Acute Kidney Injury (AKI) results in an inability to maintain fluid, electrolyte, and acid-base balance. Effective nursing management is critical in improving patient outcomes and includes comprehensive patient assessment and targeted interventions.Comprehensive Patient AssessmentA detailed history collection is essential, focusing on any recent infections, nephrotoxic medication use, or chronic conditions such as hypertension and diabetes that may contribute to AKI. During the physical...
67
01:20Acute Kidney Injury V: Interprofessional Care
48
Acute Kidney Injury (AKI) requires a collaborative healthcare approach to restore renal function and prevent complications. Essential management strategies involve monitoring fluid and electrolyte balance, adjusting medications, initiating dialysis when necessary, and providing nutritional support.Fluid and Electrolyte ManagementFluid Monitoring: Regularly monitoring body weight, central venous pressure, and urine output helps detect fluid imbalances early. Patient intake and output are...
48