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LDL cholesterol is the “bad” cholesterol that can increase the risk of heart disease and stroke when levels are too high. HDL cholesterol is “good” cholesterol and high levels of it can ...
Hyperlipidemia is abnormally high levels of any or all lipids (e.g. fats, triglycerides, cholesterol, phospholipids) or lipoproteins in the blood. [2] The term hyperlipidemia refers to the laboratory finding itself and is also used as an umbrella term covering any of various acquired or genetic disorders that result in that finding. [3]
Hypercholesterolemia, also called high cholesterol, is the presence of high levels of cholesterol in the blood. [1] It is a form of hyperlipidemia (high levels of lipids in the blood), hyperlipoproteinemia (high levels of lipoproteins in the blood), and dyslipidemia (any abnormalities of lipid and lipoprotein levels in the blood). [1]
In familial hypercholesterolemia, a mutation in the LDLR, PCSK9, or APOB is usually the reason for this and these mutations result in high LDL cholesterol. [8] In combined hyperlipidemia, there is an overproduction of apoB-100 in the liver. [9] This causes high amounts of LDL and VLDL molecules to form. [9]
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Examples of these lipids include cholesterol and triglycerides. The concentration of blood lipids depends on intake and excretion from the intestine, and uptake and secretion from cells. Hyperlipidemia is the presence of elevated or abnormal levels of lipids and/or lipoproteins in the blood, and is a major risk factor for cardiovascular disease.
You’re considered at-risk or borderline high if: Total cholesterol is between 200 and 239. LDL cholesterol is between 100 and 159. HDL cholesterol is between 40 and 59 for men, or 50 and 59 for ...