The xlt is simply a trim package designation Ford used. It was used on the trucks and SUV's only. It is, generally speaking, the highest level of creature comforts offered on them with the exception of the Eddie Bauer package. The xlt is simply a trim package designation Ford used. It was used on the trucks and SUV's only.
Hypercholesterolemia (also spelled hypercholesterolaemia also called dyslipidemia) is the presence of high levels of cholesterol in the blood. It is a form of  hyperlipidemia  (elevated levels of lipids in the blood) and hyperlipoproteinemia (elevated levels of lipoproteins in the blood).
Homozygous Familial Hypercholesterolemia: Homozygous Familial Hypercholesterolemia is a severe inherited condition involving abnormal lipid metabolism. Cholesterol levels tend to be very high with problems occurring early in life. Death from a heart attack can occur within the first few years of life in severe cases. More detailed information about the symptoms, causes, and treatments of Homozygous Familial Hypercholesterolemia is available below.