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).
Mutations in the APOB, LDLR, LDLRAP1, and PCSK9 genes cause hypercholesterolemia. High blood cholesterol levels typically result from a combination of genetic and environmental risk factors. Lifestyle choices including diet, exercise, and tobacco smoking strongly influence the amount of cholesterol in the blood.