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Lathyrism: has the scenario changed in 2013?

V N Mishra, C B Tripathi, A Kumar

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    PubMed
    Summary

    Lathyrism, a neurological disease, is rarely diagnosed despite continued consumption of Lathyrus sativus seeds in India. Research explores factors contributing to this decline in disease incidence.

    Keywords:
    FibromyalgiaLathyrism,Lathyrus sativus,Paraparesis,Spastic,

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    Area of Science:

    • Neurology
    • Public Health
    • Nutritional Science

    Background:

    • Lathyrism, a neurotoxic disorder caused by consuming Lathyrus sativus (grass pea) seeds, is infrequently encountered in clinical settings globally.
    • Despite its rarity, Lathyrus sativus consumption remains prevalent in certain regions, prompting investigation into the declining incidence of lathyrism.
    • Socioeconomic changes, potential alterations in seed toxicity, or host defense mechanisms are hypothesized factors influencing disease prevalence.

    Observation:

    • A questionnaire-based study surveyed 1000 individuals in northern India to assess knowledge, attitude, and practices (KAPs) concerning Lathyrus sativus consumption.
    • Four clinically suspected cases of lathyrism were thoroughly evaluated.
    • The study confirmed ongoing consumption of Lathyrus sativus seeds in many Indian areas.

    Findings:

    • While Lathyrus sativus seeds are still consumed, a significant reduction in observed lathyrism cases was noted.
    • The exact reasons for the decreased incidence of lathyrism remain unclear, despite continued exposure.

    Implications:

    • Further research is needed to elucidate the specific factors responsible for the reduced lathyrism rates.
    • Understanding these factors could inform public health strategies related to food security and neurological health.
    • Investigating potential changes in seed composition or human adaptation may be crucial.