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Multiple Choice

Why is non-HDL-C a preferred target when triglycerides are elevated?

When triglycerides are elevated, there are more VLDL and remnant particles circulating, and these carry cholesterol that contributes to atherogenesis. Non-HDL-C includes the cholesterol in all apoB-containing atherogenic lipoproteins—LDL, VLDL, IDL, and remnants—because it is calculated as total cholesterol minus HDL-C. This makes it a broader and more accurate gauge of the atherogenic cholesterol burden than LDL-C alone in the setting of high triglycerides. In other words, even if LDL-C looks controlled, the additional cholesterol from VLDL and remnant particles can sustain risk, and non-HDL-C captures that.

When triglycerides are elevated, there are more VLDL and remnant particles circulating, and these carry cholesterol that contributes to atherogenesis. Non-HDL-C includes the cholesterol in all apoB-containing atherogenic lipoproteins—LDL, VLDL, IDL, and remnants—because it is calculated as total cholesterol minus HDL-C. This makes it a broader and more accurate gauge of the atherogenic cholesterol burden than LDL-C alone in the setting of high triglycerides. In other words, even if LDL-C looks controlled, the additional cholesterol from VLDL and remnant particles can sustain risk, and non-HDL-C captures that.