What can TIA and CVA be caused by in relation to hyperlipidemia?

Transient Ischemic Attacks (TIA) and Cerebrovascular Accidents (CVA), commonly known as strokes, are significantly associated with atherosclerosis, particularly in the carotid arteries. Hyperlipidemia, which refers to high levels of lipids in the blood, contributes to the development of atherosclerosis. This process involves the buildup of cholesterol plaques in the arterial walls, leading to narrowing and eventual obstruction of blood flow.

In the case of TIAs and CVAs, the primary concern is the blood supply to the brain. The carotid arteries, located in the neck, are responsible for delivering blood to the brain. Atherosclerosis in these arteries can diminish blood flow or lead to the formation of emboli, which can travel to brain vessels, causing temporary or permanent ischemia. This reduction in blood flow can result in TIAs and strokes, making the carotid arteries a critical area of focus when considering the effects of hyperlipidemia on cerebrovascular health.

While atherosclerosis can affect other arteries, such as the coronary, renal, or pulmonary arteries, these areas primarily relate to different clinical conditions. For instance, coronary artery disease would affect the heart, and renal artery atherosclerosis would typically lead to kidney issues