89 citations
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May 1999 in “Allergy” The yeast Pityrosporum ovale can cause skin allergies and infections, and antifungal treatments like ketoconazole are effective against it.
1 citations
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July 2016 in “Cosmetics” Black henna tattoos can cause severe allergies to hair and textile dyes, and there's a need for greater public awareness and regulation.
2 citations
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October 2022 in “Current Allergy and Asthma Reports” Biologic therapies can cause various adverse events, but allergy/immunology clinicians can manage them.
February 2026 in “PubMed” Most hair dye allergies are caused by para-phenylenediamine (PPD), and safer hair dye options are needed.
1 citations
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June 2016 in “Equine Veterinary Education” The document concludes that using the right diagnostic methods and careful sample handling is crucial for accurately diagnosing horse skin diseases.