Athérosclérose : accès libre

Abstrait

Understanding Atherosclerosis: Unraveling the Intricacies of Arterial Plaque Formation

Zhao Caries

Atherosclerosis, a complex and insidious cardiovascular condition, represents a paramount challenge to global health. This article delves into the multifaceted landscape of arterial plaque formation, a pivotal process in the genesis of atherosclerosis. From the delicate endothelial lining to the dynamic evolution of plaque, we unravel the molecular intricacies underlying this disease. Initiated by endothelial dysfunction, atherosclerosis commences with the infiltration of low-density lipoprotein (LDL) cholesterol into the arterial wall. This sets in motion an inflammatory cascade, recruiting immune cells that transform into foam cells, forming the early hallmark—fatty streaks. As these evolve into atheromas, a fibrous cap attempts containment, yet vulnerability to rupture remains. The consequences of a ruptured plaque extend beyond mere structural changes. Thrombosis, triggered by platelet adherence to the exposed plaque, poses imminent risks of ischemia in vital organs. Heart attacks, strokes, and peripheral vascular diseases emerge as stark realities, emphasizing the urgency of understanding atherosclerosis. This exploration extends beyond pathology, scrutinizing risk factors such as genetics, lifestyle, and the intricate interplay between inflammation and lipid metabolism. As we navigate the corridors of understanding, preventive strategies emerge—embracing heart-healthy lifestyles, pharmacological interventions, and ongoing research into the molecular basis of atherosclerosis. In illuminating the intricacies of atherosclerosis, this article seeks to empower individuals and societies with awareness. By fostering a deeper understanding of arterial plaque formation, we aim to catalyze a collective effort towards cardiovascular health and pave the way for future breakthroughs in the prevention and management of atherosclerosis.