Relevance of contact sensitizations in occupational dermatitis patients with special focus on patch testing of workplace materials

摘要: Background Studies on patch testing with workplace materials and evaluation of current occupational relevance positive test reactions are scarce in patients dermatitis (OD). Objectives To identify frequent sensitizations to determine the value OD patients. Patients methods Results clinical data 654 suspected tested between 2013 2017 were analysed. Occupational allergic contact was diagnosed 113 (17.3%) Mechanics had widest range sensitizations. Sensitization epoxy resin rated occupationally relevant almost all handicraft trades. Among products, those water-based metal working fluids leave-on cosmetic products most frequent. Despite testing, protective gloves only rarely elicited reactions. Preservatives rubber compounds frequently identified as currently relevant. Conclusions Rubber allergy is especially healthcare workers cleaners. Generally, preservatives including formaldehyde releasers important allergens Leave-on must not be forgotten allergen sources. Patch both standardized preparations has a complementary beneficial for diagnostic work-up