House dust mites atopy patch test - an important screening tool for detection of house dust mites allergy?

Methods A total number of 127 patients from Outpatient Allergic Clinic MED-ALL Medical Centre (age 2-76 years old) with suspected ACD were examined using the most common allergens from the patch tests from the European Standard Series including nickel, pallatium, chrome, cobalt, fragrance-mix I and II, balsam of Peru, formaldehyde and propolis and one extra allergen – house dust mite (HDM). The data obtained were subjected to statistical analysis. Results The highest positivity of APT was seen against HDM (67%), then nickel (51%), chrome (40%), cobalt (39%), pallatium (16%), propolis (16%), fragrance-mix I (13,3%), balsam of Peru (11,6%), fragrance-mix II (9,8%) formaldehyde (4,1%). In the group of patients with positive results with HDM higher percentage is in younger group<18 years old (70%) with almost 68% of cases with strong positive results (++ or +++). Conclusion