Contact allergy to fragrance mix I and its components in individuals with photocontact allergy to ketoprofen
BACKGROUND: Contact allergy to fragrance mix I (FM I) is over-represented in patients photoallergic to ketoprofen. The prevalence of contact allergy to two components of FM I, cinnamal and cinnamyl alcohol, in ketoprofen-photoallergic patients is higher than in dermatitis patients.OBJECTIVE: To explore the prevalence of contact allergy to FM I and its individual components in patients with photoco