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Screening Assays to Characterize Novel Endothelial Regulators Involved in the Inflammatory Response
Published on: September 15, 2017
The Role of Endothelial Dysfunction and Inflammation in Chronic Venous Disease
Ricardo Castro-Ferreira1, Rita Cardoso2, Adelino Leite-Moreira2
1Departamento de Cirurgia e Fisiologia, Unidade de Investigação Cardiovascular, Faculdade de Medicina da Universidade do Porto, Porto, Portugal; Serviço de Angiologia e Cirurgia Vascular, Centro Hospitalar São João, Porto, Portugal.
Insights
Inflammation is central to chronic venous disease (CVD) and varicose veins. Endothelial dysfunction drives this inflammation, worsening venous conditions and potentially linking to deep vein thrombosis.
Area of Science:
- Vascular Biology
- Medical Pathophysiology
Background:
- Chronic venous disease (CVD) is a widespread, debilitating condition with multifactorial origins.
- Genetic and environmental factors contribute, but the primary cause is not fully understood.
- Sustained venous hypertension and valvular incompetence are implicated in CVD development.
Purpose of the Study:
- To analyze the critical role of endothelial activation in the chronic inflammatory cycle of CVD.
- To explore the connection between endothelial dysfunction and the pathophysiology of varicose veins and deep vein thrombosis.
Main Methods:
- Extensive literature search conducted in Medline.
- Keywords used: "Chronic venous disease" OR "Chronic venous insufficiency" OR "varicose veins" AND "endothelial dysfunction" OR "inflammation".
Main Results:
- Inflammation is recognized as a hallmark of chronic venous disease pathophysiology.
- Endothelial cells sense shear stress changes, leading to activation, leukocyte recruitment, and pro-inflammatory agent release.
- Dysfunctional endothelium perpetuates the inflammatory cascade, worsening venous pathology.
Conclusions:
- Endothelial dysfunction plays a pivotal role in the persistent inflammation characterizing chronic venous disease.
- Endothelial dysfunction may be the key link between varicose veins and deep vein thrombosis.
- Understanding endothelial activation is crucial for managing chronic venous disease.
Abstract:
Chronic venous disease is a potentially prevalent and debilitating condition affecting millions of individuals, mostly in Western world. Predisposing genetic and environmental factors contribute to its development. However, the main etiology remains to be elucidated. An extensive literature search was conducted in Medline using the following key words algorithm: ("Chronic venous disease" OR "Chronic venous insufficiency" OR "varicose veins") AND ("endothelial dysfunction" OR "inflammation"). Besides being a multifactorial disease, it is now recognized that the hallmark of chronic venous disease pathophysiology likely remains in inflammation, possibly triggered by sustained venous hypertension and valvular incompetence. Shear stress changes are directly sensed by endothelial cells, leading to its activation and subsequent recruitment of leukocytes and release of proinflammatory agents. Dysfunctional endothelium has a pivotal role perpetuating the inflammatory cascade, with consequent pathological venous changes and chronic venous disease worsening. Endothelial dysfunction may be the central player in the link between varicose veins and deep vein thrombosis. In this article, we aim to analyze the crucial role of endothelial activation in the persistent inflammatory cycle that characterizes chronic venous disease.
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