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Case vignette: genetic secrets.

Richard A McCormick, Bruce R Korf, Nancy S Wexler

    Ethics & Behavior
    |January 1, 1992
    PubMed
    Summary
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    A 50-year-old woman diagnosed with early Huntington's disease faces genetic implications for her family. Healthcare providers must navigate patient privacy rights versus genetic counseling obligations for at-risk relatives.

    Area of Science:

    • Neurology
    • Genetics
    • Medical Ethics

    Background:

    • Huntington's disease is a progressive neurodegenerative disorder.
    • It is inherited as an autosomal dominant trait, with a 50% transmission risk to offspring.
    • Symptom onset typically occurs in middle age.

    Observation:

    • A 50-year-old woman presents with early symptoms of Huntington's disease.
    • She is concerned about potential genetic transmission to her children and siblings.
    • Despite the genetic risk, she fears social stigma and wishes to withhold information from her family.

    Findings:

    • The patient's father was adopted, obscuring family history of the gene.
    • Her immediate family members, including her son and brothers' children, are at risk.
    Keywords:
    Analytical ApproachGenetics and ReproductionProfessional Patient Relationship

    Related Experiment Videos

  • Genetic screening and counseling are available but not desired by the patient.

    • Implications:

    • Healthcare providers must balance patient confidentiality with the duty to warn potentially affected family members.
    • Ethical considerations involve patient autonomy, informed consent, and potential psychosocial impact.
    • Proactive genetic counseling is crucial for families with a history of Huntington's disease.