The Friedewald Equation Is Used to Calculate the Concentration of LDL

question 8

Multiple Choice

The Friedewald equation is used to calculate the concentration of LDL cholesterol in a sample.In cases of suspected lipid disorders,the Friedewald equation should not be used.Which of the following explains why?

• A) In lipid disorders, the measure of total cholesterol frequently is less than the measure of HDL, resulting in a negative LDL value.
• B) LDL values obtained from the Friedewald equation do not include the concentration of solid, crystalline LDL.
• C) The calculation does not take into account interfering concentrations of gaseous CO₂.
• D) The Friedewald equation assumes that nearly all the circulating TG is in VLDLs.

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