Allergic contact dermatitis to substitute hair dyes in a patient allergic to para‐phenylenediamine: Pure henna, black tea and indigo powder

We report a case of a 50‐year‐old lady with allergic contact dermatitis to para‐phenylenediamine, who in her quest to find a substitute hair dye, subsequently reacted to a number of plant‐based hair dyes, including pure henna, black tea and indigo powder respectively. While these substances all cont...

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Bibliographic Details
Published in:Australasian journal of dermatology 2016-08, Vol.57 (3), p.219-221
Main Authors: Swan, Bonnie C, Tam, Mei M, Higgins, Claire L, Nixon, Rosemary L
Format: Article
Language:English
Subjects:
Allergens
allergic contact dermatitis
allergy
Dermatitis, Allergic Contact - etiology
Dermatitis, Allergic Contact - physiopathology
Female
hair dye
Hair Dyes - adverse effects
henna
Humans
indigo
Indigo Carmine - immunology
Lawsonia Plant - immunology
Middle Aged
para‐phenylenediamine
patch testing
Patch Tests
Phenylenediamines - adverse effects
Pruritus - diagnosis
Pruritus - etiology
scalp
Scalp Dermatoses - diagnosis
Scalp Dermatoses - etiology
Severity of Illness Index
tannin
tea
Tea - immunology
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Summary:We report a case of a 50‐year‐old lady with allergic contact dermatitis to para‐phenylenediamine, who in her quest to find a substitute hair dye, subsequently reacted to a number of plant‐based hair dyes, including pure henna, black tea and indigo powder respectively. While these substances all contain tannins, testing to possible constituents tannic acid and gallic acid was negative.
ISSN:0004-8380
1440-0960
DOI:10.1111/ajd.12454