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Related Experiment Videos

Sensitization to palladium chloride: a 10-year evaluation.

Francesca Larese Filon1, Daniele Uderzo, Emma Bagnato

  • 1Istituto di Medicina del Lavoro, Università degli Studi di Trieste, Italy. larese@univ.trieste.it

American Journal of Contact Dermatitis : Official Journal of the American Contact Dermatitis Society
|January 30, 2004
PubMed
Summary

Palladium sensitization is increasing, particularly in females, with rising rates observed over a decade. Further monitoring is needed to understand its impact due to frequent co-sensitization with nickel.

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Area of Science:

  • Dermatology
  • Toxicology
  • Materials Science

Background:

  • Palladium use is rising in consumer products due to restrictions on nickel.
  • This increase necessitates understanding palladium's sensitization potential.

Purpose of the Study:

  • To evaluate the 10-year trend of palladium sensitization in a contact dermatitis clinic.
  • To assess the clinical relevance of palladium sensitization.

Main Methods:

  • Patch testing of 4,446 patients with suspected contact dermatitis from 1991-2000.
  • Analysis of palladium sensitization rates, demographics, and co-sensitizations.

Main Results:

  • Palladium sensitization affected 5.3% of patients, higher in females (6.7%) than males (2.3%).

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  • Sensitization increased annually, reaching 9.7% by 2000.
  • Hand dermatitis (40.5%) and body dermatitis (47.4%) were common; 7.2% were solely palladium-sensitized.

    • Conclusions:

    • Palladium sensitization is increasing, especially in females.
    • Frequent co-sensitization with nickel complicates assessment of palladium's role.
    • Long-term monitoring is crucial to track increasing palladium sensitization.