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The Modern Lipid Playbook Part 2: THE TESTING — Why Your Lipid Panel Isn't Enough

Hillary Lin, MDApril 15, 202650m
In a Nutshell

Standard lipid panels miss hidden heart disease because LDL-C measures cholesterol cargo, not the number of ApoB-carrying particles that actually cause plaque. ApoB and Lp(a) are now guideline-recommended because they directly count these dangerous particles and identify genetic risk that LDL-C overlooks. Even with perfect bloodwork, only coronary CT angiography with AI plaque analysis can detect existing non-calcified plaque that stress tests routinely miss until it's too late.

AI-Generated Notes

These notes were generated by AI and may contain inaccuracies.

A 62-year-old retired engineer named David appeared completely healthy with supposedly perfect cholesterol labs. He exercised, ate well, and saw his doctor every year. His LDL was in the 40s, below even today's aggressive targets, and he received a clean bill of health from his primary care doctor. When additional tests were run that had never been ordered before, his widowmaker artery was already 75 to 99% blocked.

3 weeks ago, 11 medical specialty societies rewrote the guidelines on cholesterol testing for the first time in 8 years. ApoB and Lp(a), the two tests that would have flagged David's heart disease decades earlier, are now officially standard of care, no longer optional, not just advanced. The standard lipid panel you've been getting from your primary care doctor is now, by consensus, not enough.

David's father had bypass surgery, congestive heart failure, and died of his heart disease. David himself had been told for 25 years that he was fine, but came in because something didn't add up.

The speaker's own ApoB was 128, which is especially high. The CAC score was zero, and the lack of plaque was confirmed recently with a CT cardiac angiogram. Treatment is now being received preventatively because this is not something to sit on. The speaker's grandfather died of stroke, grandmother of a heart attack, aunt of aortic dissection, and father is still recovering from a heart transplant. This set of diseases caused by atherosclerosis is completely preventable.

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