Surprising results of patch testing with the baseline series in patients with photocontact allergy to ketoprofen
Objective: Photoallergic reactions due to topical ketoprofen are common. As some simultaneous contact allergies have been described in the literature, we aimed to get an overview of the pattern of reactivity towards common allergens in the baseline series in ketoprofen-photoallergic individuals. Methods: Using our database, we found 94 patients with photocontact allergy to ketoprofen diagnosed dur