Different mother and daughter manifestations due to very high cholesterol-containing lipoproteins

J Hwang1, B Cheung, R C Block

  • 1University of Rochester School of Medicine and Dentistry, Rochester, NY, USA. robert_block@urmc.rochester.edu.

Insights

Familial hypercholesterolemia (FH) increases atherosclerotic cardiovascular disease (ASCVD) risk. Elevated lipoprotein(a) (Lp(a)) may worsen this risk, highlighting the need for Lp(a) screening in FH families.

Area of Science:

  • Genetics
  • Cardiology
  • Biochemistry

Background:

  • Familial hypercholesterolemia (FH) is an inherited disorder impacting LDL cholesterol metabolism.
  • FH significantly elevates the risk of premature atherosclerotic cardiovascular disease (ASCVD).
  • Elevated lipoprotein(a) (Lp(a)) is an emerging risk factor for ASCVD.

Observation:

  • A case series involving two Familial hypercholesterolemia patients, a mother and daughter, was analyzed.
  • The daughter exhibited a greater atherosclerotic cardiovascular disease burden compared to her mother.
  • This difference was attributed to the daughter's significantly higher lipoprotein(a) levels.

Findings:

  • Elevated lipoprotein(a) (Lp(a)) levels in Familial hypercholesterolemia (FH) patients correlate with increased atherosclerotic cardiovascular disease (ASCVD) risk.
  • Genetic predisposition and lipid profiles, including Lp(a), contribute to ASCVD severity in FH.

Implications:

  • Incorporating lipoprotein(a) (Lp(a)) testing into cascade screening for Familial hypercholesterolemia (FH) is crucial.
  • Early identification of elevated Lp(a) in FH relatives can guide proactive ASCVD risk management.
  • Personalized risk assessment in FH should consider both LDL-C and Lp(a) levels.
Abstract

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