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[Mercury--is it a respiratory tract allergen?]
M Drouet1, J Le Sellin, J C Bonneau
1Laboratoire d'Immuno-Allergologie, CHRU, Angers.
Allergie Et Immunologie
|March 1, 1990
Summary
Mercury from dental amalgam can trigger asthma symptoms. Removing the amalgam significantly improved the patient's respiratory condition, suggesting mercury's role as a respiratory allergen.
Area of Science:
- Dermato-allergology
- Respiratory Medicine
- Toxicology
Background:
- Mercury is a recognized allergen causing contact eczema and, less commonly, immediate hypersensitivity reactions.
- Respiratory symptoms have not been previously linked to mercury allergy.
Observation:
- A patient experienced worsening asthma symptoms attributed to mercury in their dental amalgam.
- Removal of the dental amalgam led to a substantial improvement in the patient's asthma.
Findings:
- This case suggests mercury, present in dental amalgam, can act as a respiratory tract allergen.
- The presence of mercury vapors from dental amalgam supports this potential link.
Implications:
- Dental amalgam should be considered a potential trigger for respiratory symptoms, including asthma.
- Further research is warranted to explore mercury's role in respiratory allergies.