Doctor insights on:
Why Does Atherosclerosis Not Affect Veins
LowerPressure is Key: Veins have smooth muscle in their walls, but much less than arteries, operate at much lower pressures than arteries, typically <5 to >15 mmhg above atmospheric pressure, and there is no pulse with each heart beat. However arteries typically operate at pressures >100 to >200 mmhg above atmospheric pressure and stretch with each heart beat. Veins develop atherosclerosis rapidly if used as an artery. ...Read moreSee 1 more doctor answer
Atherosclerosis (hardening of the arteries) is a condition in which a person has build-up of fat, cholesterol, and other substances in the walls of his arteries. Over the years, these substances build-up to form hardened spots called plaques, which can break off pieces of itself and clog arteries downstream ...Read more
Low pressure: We don't know everything about how atherosclerosis works, but we do know that there has to be a certain stretch on the wall for it to get going. Venous pressure is of course much lower than arterial pressure. In the pulmonary arteries, atherosclerosis occurs when, and only when, pulmonary arterial blood pressure approaches sytemic arterial pressure. ...Read moreSee 2 more doctor answers
Hi doctors, can you tell me what is one disease that affects the lymphatic vessels similarly to the way atherosclerosis affects arteries?
No similar disease: There is no analogous disease.Get a more detailed answer ›
I am probably silly to lose sleep over this, but I don't want to have the same problems as my ancestors. How can I prevent atherosclerosis?
Healthy lifestyle: There are no guarantees, but you may decrease risk of atherosclerosis by eating a plant-based diet or one with small amounts of lean meat and fish. Look into the mediterranean diet, which includes olive oil, nuts, fruit, veggies & fish. Whole grains have been shown to decrease risk. Aerobic exercise to keep your cardiovascular system tuned. If you tend to have a lot of anger, consider counseling. ...Read moreSee 1 more doctor answer
Plaque build up: It is hardening of the arteries, caused by fat, cholesterol, and other substances building up in the arteries - this is called plaque - making the arteries stiffer. This plaque interferes with the normal function of the arteries and can cause problems and symptoms throughout the body. The plaque can block the arteries and/or it can break off and flow to smaller vessels and block them. ...Read moreSee 1 more doctor answer
Multiple causes: Atherosclerosis is a complex process with diffrent risk factors. Age, htn, high cholesterol, diabetes, family history, tobacco use. The liningof blood vessel has a barrier that protects it. If something causes damage to this, than cholesterol can enter the wall of the vessel and accumulate. Such things as high blood pressue and diabetes are examples of dz that can damage the lining and promote ashd. ...Read moreSee 1 more doctor answer
Blocked arteries is a condition in which a person has decreased or no blood flow in one or more of his arteries, due to obstructions inside the artery such as thick plaques, floating clumps of broken plaques, blood clots, etc... Severe compression due to a problem on the outside of an artery can also ...Read more
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