Ann Dermatol.
2020 Aug;32(4):331-333. 10.5021/ad.2020.32.4.331.
Persistent Reaction to Bacitracin after Patch Testing with Thin Layer Rapid Use Epicutaneous Test
- Affiliations
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- 1Department of Dermatology and Venerology, Ahi Evran University Faculty of Medical, Turkey
- 2Department of Dermatology and Venerology, Kırşehir Training and Research Hospital, Kırşehir, Turkey
- KMID: 2504865
- DOI: http://doi.org/10.5021/ad.2020.32.4.331
Abstract
- Long-lasting allergic patch test reactions (LLAPTR) are reactionsthat remain positive for two weeks or more after the applicationof the allergen. LLAPTR of longer than 6 weeks durationis rarely seen. Here we present a 54-year-old femalepatient who had a positive allergic reaction to bacitracin withthe thin layer rapid use epicutaneous test (TRUE test), whichlasted for about 11 weeks duration. To our knowledge this isthe first reported case of LLAPTR related to the bacitracin.
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