Related Experiment Videos
Mud bath dermatitis due to cinnamon oil.
José Luis García-Abujeta1, Carlos Hernando de Larramendi, José Pomares Berna
1Unidad de Alergia, Centro de Especialidades de Foietes-Benidorm, Alicante, Spain. jlgabujeta@coma.es
Contact Dermatitis
|April 30, 2005
Summary
A 74-year-old woman developed extensive dermatitis after a cinnamon-infused mud bath. Patch testing confirmed allergic reactions to cinnamon essence and its components, highlighting a rare cause of contact dermatitis.
Area of Science:
- Dermatology
- Allergology
- Toxicology
Background:
- Contact dermatitis can be triggered by various allergens, including fragrances found in cosmetic and spa products.
- Essential oils, widely used for their aromatic properties, can act as potent sensitizers.
- Mud baths, often incorporating additives, present a unique exposure route for potential irritants and allergens.
Observation:
- A 74-year-old female presented with persistent eczematous and bullous dermatitis on exposed limbs.
- The dermatitis onset was rapid, occurring within 24 hours following a spa mud bath containing cinnamon essential oil.
- The patient experienced long-lasting symptoms affecting the arms and legs.
Findings:
- Patch testing performed five years post-exposure revealed positive reactions to Fragrance Mix, cinnamon essence, eugenol, cinnamic alcohol, and cinnamic aldehyde.
- These results indicate a specific allergic contact dermatitis to cinnamon and its constituents.
- The study identified a novel association between cinnamon dermatitis and mud bath exposure.
Implications:
- This case highlights cinnamon essential oil as a potential allergen in spa treatments and cosmetic products.
- It underscores the importance of thorough allergen identification in diagnosing persistent contact dermatitis.
- Clinicians should consider cinnamon-containing products in the differential diagnosis for patients presenting with unexplained dermatitis after spa or cosmetic exposures.