A de novo LDLR mutation in severe familial hypercholesterolemia: case report, functional characterization, and a personalized gene correction strategy exploration - Scorecard - MDSpire

A de novo LDLR mutation in severe familial hypercholesterolemia: case report, functional characterization, and a personalized gene correction strategy exploration

  • By

  • Shuran Zhang

  • Wenming Huang

  • Haoqiang Chen

  • Ninghui Mu

  • Le Chang

  • Baosheng Zhu

  • Jinman Zhang

  • Ying Chan

  • June 9, 2026

  • 0 min

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Clinical Scorecard: Identification of a novel LDLR mutation in severe familial hypercholesterolemia: a case study, functional analysis, and exploration of personalized gene correction approaches

At a Glance

CategoryDetail
ConditionFamilial Hypercholesterolemia (FH)
Key MechanismsMutations in LDLR leading to elevated plasma low-density lipoprotein and cardiovascular disease.
Target PopulationPatients with homozygous familial hypercholesterolemia (HoFH).
Care SettingGenetic and metabolic disorder clinics.

Key Highlights

  • Novel LDLR mutation c.331C>T (p.Gln111Ter) identified in a HoFH patient.
  • Biallelic LDLR mutations confirmed in the patient.
  • CRISPR/Cas9 technology used for gene correction with 98% efficiency.
  • HoFH patients exhibit severe phenotypes and poor response to standard therapies.
  • Study emphasizes the need for precise gene therapy approaches.

Guideline-Based Recommendations

Diagnosis

  • Early diagnosis of FH is crucial for preventing morbidity and mortality.
  • Functional validation of LDLR mutations is essential for accurate diagnosis.

Management

  • Current management options for HoFH are limited; standard therapies include high-intensity statins and PCSK9 inhibitors.

Monitoring & Follow-up

  • Regular monitoring of lipid levels and cardiovascular health in FH patients.

Risks

  • Patients with HoFH are at increased risk for premature atherosclerotic cardiovascular disease.

Patient & Prescribing Data

17-year-old female diagnosed with HoFH.

Limited effective treatment options available for HoFH patients.

Clinical Best Practices

  • Utilize genetic testing for accurate diagnosis of FH.
  • Implement personalized gene therapy approaches for patients with novel mutations.

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