Hair Dyes

06/23/2023 - "An open application hair dye allergy self-test is recommended by manufacturers for early detection of allergy predisposition in consumers, although the lack of standardized conditions makes the efficacy of this process doubtful. "
10/01/2021 - "Association between gestational hair dye use and allergies at 3 years old: the Japan environment and Children's study."
11/01/2002 - "55 cases of allergic reactions to hair dye: a descriptive, consumer complaint-based study."
11/01/2023 - "Allergic reactions were usually clinically relevant and hair dye was the most frequently identified source."
09/01/2023 - "The importance of hair dye allergy is evident, often with marked coupled reactivity. "

07/27/2023 - "Epicutaneous patch testing is the gold standard test for the diagnosis of hair dye contact dermatitis. "
12/01/2023 - "Pigmented contact dermatitis and hair dyes: A retrospective case-control multicentre study in Korea."
07/01/2005 - "Contact dermatitis to hair dyes in a Danish adult population: an interview-based study."
12/01/2023 - "The risk significantly increased when henna hair dye was used by those with a history of contact dermatitis."
12/01/2023 - "Contact dermatitis history was more prevalent in henna users than in those using other hair dyes in the PCD group (17.23% vs. 11.55%). "

02/01/1988 - "Study of the prognosis showed that 5 out of 12 cases could continue their occupation, but 4 cases had persistent hand dermatitis despite protecting their hands from hair dyes with gloves, 7 cases quitted their jobs, and in 5 their hands healed while 2 cases continued to have atopic hand dermatitis. "
11/01/2020 - "Correlation of patch test with repeated open application test in patients with suspected hair-dye dermatitis."
04/01/2012 - "Histological examination showed that oxidative stress may be the mechanism underlying hair-dye induced dermatitis. "
03/01/2006 - "The upper back is a suitable region for patch testing patients with hair dye dermatitis."
11/01/2002 - "Based on this assumption, we suspected that hair dye dermatitis was occurring more frequently than reported in the literature. "

12/01/2020 - "According to multivariable logistic regression analysis, the prevalence was higher in those who were excessively exposed to hair dye (OR: 3.871, 95% CI: 1.106-13.549) and those having a history of food allergy were at 3.013 (95% CI: 1.314-6.907) times greater risk of having hand eczema than those who did not. "
08/01/2014 - "Other factors, including other autoimmune diseases, eczema, hepatitis C virus seropositivity, hormonal drugs, hair dye use, sun exposure, and farming, were not associated with FL risk. "
09/01/2012 - "Exposure to hair dyes has long been known as a significant risk factor for development of allergic contact dermatitis among the exposed population as these lead to severe eczema of face and upper trunk in the consumer and hand eczema in hair-dressers. "
04/01/2003 - "Palpebral eczema due to contact allergy to henna used as a hair dye."
10/01/2001 - "Of the 20 patients whose test results were of present relevance, 17 avoided PPD hair dyes, resulting in total clearance of the dermatitis in all except 3, who had concurrent endogenous eczema. "

02/01/2023 - "The results of this study suggest that there is no indication of increased risk of bladder cancer in humans from exposure to 4-ABP in consumer hair dye, especially as it is extremely unlikely that a consumer would use permanent hair dye on a daily basis (as this assessment models)."
02/01/2014 - "Compared with no use, the pooled RR of bladder cancer for personal use of any type of hair dyes was 0.93 (95% CI, 0.82-1.05), with moderate heterogeneity among studies (I(2) = 34.1%, P = .07). "
02/01/2014 - "In January 2013, we searched in PubMed/EMBASE to identify observational studies investigating the association between personal use of hair dyes and bladder cancer incidence/mortality. "
07/01/2012 - "The present study does not support an association between personal hair dye use and bladder cancer risk. "
07/01/2012 - "In this study, we examined associations between personal use of permanent and temporary hair dyes and bladder cancer risk in a population-based case-control study involving 1,385 cases (n = 246 women) and 4,754 controls (n = 2,587 women). "