title: Rash on eyebrows and periumbilical region.
abstract: Patch testing data indicate that the 5 most prevalent contact allergens out of more than 3700 that are known are: nickel (14.3% of patients tested), fragrance mix (14%), the topical antibiotic neomycin (11.6%), balsam of Peru (used in some perfumes, toiletries, and pharmaceutical items) (10.4%), and the mercury-based vaccine preservative thimerosal (10.4%).
authors.affiliation: University of Texas Health Science Center at San Antonio, TX, USA. Email: usatine@uthscsa.edu.
authors.forename: Richard P
authors.initials: RP
authors.lastname: Usatine
authors.affiliation: Department of Dermatology, Loma Linda University, CA, USA.
authors.forename: Sharon E
authors.initials: SE
authors.lastname: Jacob
mesh_terms: D000485:Allergens / Q000009:adverse effects*; D002648:Child; D017449:Dermatitis, Allergic Contact / Q000175:diagnosis / Q000188:drug therapy* / Q000209:etiology*; D003898:Desonide / Q000627:therapeutic use*; D005076:Exanthema / Q000175:diagnosis*; D005138:Eyebrows; D005260:Female; D006801:Humans; D009532:Nickel / Q000009:adverse effects*; D016896:Treatment Outcome; D014472:Umbilicus
chemical_list: D000485:Allergens; D009532:Nickel; D003898:Desonide