Table 3 Substances that the participants primarily displayed positive patch test reaction to
From: Oral symptoms and salivary findings in oral lichen planus, oral lichenoid lesions and stomatitis
Substances with positive patch test reactions | Patients (n = 49) | Healthy controls (n = 29) |
|---|---|---|
Perfume mix | 7 | 4 |
Balsam of Peru | 5 | 1 |
Colophony | 4 | 0 |
Spearmint | 4 | 0 |
Cassai oil | 3 | 1 |
Carvone | 2 | 0 |
Cinnemaldehyd | 1 | 0 |
Nickel | 2 | 4 |
Mercury | 2 | 0 |
2-hydroxyethyl-methacrylate | 2 | 0 |
Methylmethacrylate (MMA) | 1 | 0 |
Ethylen glycol dimethacrylate (EDGMA) | 1 | 0 |
Palladium | 1 | 1 |
Cobalt | 1 | 1 |