Andrea I. Nardelli

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BACKGROUND In women with vulval complaints, irritant contact dermatitis is more common than allergic contact dermatitis, but secondary sensitization has to be taken into consideration since these patients often use several topical medications. OBJECTIVE The aims of this retrospective study were to establish the prevalence of allergic contact dermatitis in(More)
BACKGROUND The widespread use of fragrance-containing products is probably the most important reason for its high impact in allergic contact dermatitis. OBJECTIVES To describe the frequency of contact allergy to fragrance allergens as tested in the standard series, in relation to age, sex and lesion locations. To determine trends in frequency over the(More)
BACKGROUND Together with preservative agents, fragrance components are the most important sensitizing culprits in cosmetic products. OBJECTIVES To identify the nature of the fragrance ingredients responsible for allergic contact dermatitis (ACD) from specific cosmetic products. METHODS Between 2000 and 2009, positive patch test reactions or positive(More)
OBJECTIVES To determine which topical pharmaceutical products marketed in Belgium contain fragrances and to examine the nature of the fragrance allergens in specific pharmaceutical products having caused iatrogenic contact dermatitis. METHODS All topical pharmaceutical products marketed in Belgium, that is 3820 products, were examined as to their(More)
The purpose of this retrospective study was to test whether the initial pattern of clinical presentation of shoe dermatitis could indicate the causative allergen(s) and to estimate the odds on foot dermatitis in patients with a positive patch test versus those with a negative patch-test result. Between 1990 and 2002, 8543 patients were patch tested with the(More)
BACKGROUND Chloroatranol and atranol are degradation products of chloroatranorin and atranorin, respectively, and have been identified as important contact allergens in oak moss absolute (Evernia prunastri). OBJECTIVES To investigate whether chemically modified extracts of oak moss produce positive patch test reactions in previously sensitized subjects.(More)
BACKGROUND & AIMS Probiotics can reduce symptoms of irritable bowel syndrome (IBS), but little is known about their effects on psychiatric comorbidities. We performed a prospective study to evaluate the effects of Bifidobacterium longum NCC3001 (BL) on anxiety and depression in patients with IBS. METHODS We performed a randomized, double-blind,(More)
BACKGROUND The frequency of fragrance contact allergy has shown a fluctuating trend over the years. OBJECTIVES To describe the frequency of positive reactions to the baseline screening agents and fragrance mix (FM) 1 and 2 components, to determine trends of the latter over the years, and to evaluate simultaneous reactions. PATIENTS AND METHODS This was(More)