Lipid Biochemistry USMLE Step 1 Practice Question
A 28-year-old woman with recurrent pancreatitis presents with vital signs BP 118/76, HR 88, RR 16, Temp 37.2°C, SpO2 98%. Fasting serum triglycerides measure 2200 mg/dL with visibly milky plasma. Fasting glucose and insulin are normal. Abdominal ultrasound shows no acute inflammation. Genetic testing confirms lipoprotein lipase gene mutations. She takes no lipid-lowering medications. Which lipoprotein accumulates most in her circulation?
Answer choices
- AHDL complexes
- BChylomicronsCorrect answer
- CLipoprotein(a)
- DLDL particles
- EVLDL remnants
- FApolipoprotein B-100 aggregates
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