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Gout in Maoris.

B S Rose

    Seminars in Arthritis and Rheumatism
    |November 1, 1975
    PubMed
    Summary
    This summary is machine-generated.

    Polynesian populations, including the Maori, now experience high rates of gout and obesity, unlike their ancestors. This shift suggests a genetic predisposition interacting with modern affluent conditions, increasing public health concerns.

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    Area of Science:

    • Epidemiology
    • Human Genetics
    • Public Health

    Background:

    • Historically, Maori and other Polynesians had low rates of gout and obesity, contrasting with European populations.
    • By the mid-20th century, these disorders reappeared in Pacific Islanders, including the Maori.
    • This study investigates the prevalence and contributing factors of gout and associated metabolic disorders in Polynesian populations.

    Observation:

    • High prevalence of hyperuricemia (50%) and gout (10.2% in Maori males) observed in Polynesian populations.
    • Co-occurrence of hyperuricemia, gout, obesity, diabetes mellitus, and hypertension noted in Maori and Samoan people.
    • These conditions appear linked to affluent environmental conditions in descendants of historically hardy voyagers.

    Findings:

    • The study suggests a genetic predisposition (ancestral polygenic variation) that conferred survival advantages in harsher conditions may now increase susceptibility to gout and obesity.

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  • This ancestral variation may have lost its survival value in modern, affluent environments, leading to a 'genetic load'.
  • Mechanisms of uric acid overproduction appear similar to European counterparts, but renal handling requires further investigation.

    • Implications:

    • The rising prevalence of gout and associated metabolic disorders presents a significant public health challenge for Polynesian communities.
    • There is a critical need for enhanced health education and healthcare delivery tailored to these populations.
    • Continued epidemiologic surveillance is essential for monitoring intervention effectiveness and furthering research into these interconnected health issues.