Department of Dermatology, Seoul St. P-phenylenediamine PPD has been identified as the medical frequent contact sensitizer of hair allergy and the clinical characteristics of hair dye contact allergy HDCA are diverse. We analyzed patients with patch test-confirmed hair dye allergy who presented between July and March Clinical symptoms, signs, associated skin phenylenediamine, involved ACD area, and patterns of hair dye use were obtained by reviewing medical records and by interview. HDCA was more common in women and in individuals aged more than 50 years. Pruritus was the most common symptom; erythematous macules and patches were allergy most medical observed phenylenediamine signs. However, only
A Look at Para-phenylenediamine | The Dermatologist
Next Section. Table 1. Table 2. Table 3. Authors and Disclosures Vincent A. Commenting is limited to medical professionals. To comment please Log-in.
Comments on Medscape are moderated and should be professional in tone and on topic. You must declare any conflicts of interest related to your comments and responses.PPD allergy may also rarely present as erythema multiforme or contact urticaria. PPD has also been suspected of precipitating contact leukoderma and vitiligo in genetically predisposed individuals. Systemic reactions to PPD have also been reported, such as asthma, anaphylaxis and acute renal failure. Contact allergy to p-phenylenediamine in. Contact dermatitis to hair-coloring products remains a concern and is mainly related to p-phenylenediamine (PPD) and p-toluene-2,cgys.chic-brow.ru are known allergens, and occlusive patch testing with PPD in the standard series and with p-toluene-2,5-diamine in the hairdressing series has been used for many years in dermatological practice to establish a diagnosis of contact allergy. 1–4. Nov 06, · In contrast, reactions caused by occupational exposure appear to be increasing. Comparing the periods of to 19to , a .
Please see our Commenting Guide for further information. We reserve the right to remove posts at our sole discretion. Post as:. Click the topic below to receive emails when new articles are available.Nov 06, · p-Phenylenediamine, the allergen of the year? Why now? Granted, p-phenylenediamine (PPD) has been the leading permanent hair coloring agent or . A Historical Perspective on Para-phenylenediamine “No, you must keep your good looks. We live in an age that reads too much to be wise, and that thinks too much to be beautiful. We cannot spare you.” 9. The deleterious emphasis on youth and beauty is no more evident than in the moral fantasy of The Picture of Dorian Gray by Oscar Wilde. Apr 23, · P-phenylenediamine (PPD) has been identified as the most frequent contact sensitizer of hair dye and the clinical characteristics of hair dye contact allergy (HDCA) are diverse. The purpose of this study was to identify the clinical characteristics of HDCA and to assess the relationships between Cited by: 3.
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Contact Allergen of the Year: p-Phenylenediamine
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DeLeo Disclosures Dermatitis. In This Article.
P-Phenylenediamine Hair Dye Allergy and Its Clinical Characteristics
Scope of the Problem The primary route of exposure to PPD is through hair color, among consumers as well as among hairdressers. Next Section. Table 1. Table 2.
Table 3. Authors and Disclosures Vincent A. Commenting is limited to medical professionals. To comment please Log-in.
phenylenedia,ine Comments on Medscape are moderated and should be professional in tone and on topic. You must declare any conflicts of interest related to your comments and responses.
Please see our Commenting Guide for further information. We reserve the right to remove posts at our sole discretion. Post as:.