Citing a separate study conducted recently by NACDG
on the correlation between piercing and nickel sensitivity across all ages, researchers found that females were significantly more likely to have piercings than were males, and with age, they speculated, "girls may be more likely to encounter high nickel release through piercing jewelry, bracelets, necklaces, hair clips, etc., resulting in higher proportions of girls than boys with nickel allergy."
Keep an eye out for allergens that aren't on the NACDG
list, which includes 70 items.
Among our patients, the most commonly affected areas of the body were the hands and a generalized dermatitis, similar to the results of the NACDG
Jacob's study, where it accounted for 18% of cases, and in the NACDG
study, in which 26% of children were found to have ACD due to nickel.
data [also] show that as in adult females, nickel sensitization in girls is on the rise," wrote Dr.
Data from the North American Contact Dermatitis Group (NACDG) reveal that the number of patients who patch-tested positive for nickel grew from 10.5% in 1985-1990 to 18.8% in 2003-2004.
"Not only is nickel allergy prevalent in the young population, NACDG data show that as in adult females, nickel sensitization in girls is on the rise," wrote Dr.
Indeed, well over half of the 32 most common contact allergens are chemicals contained in medical vehicles, according to the results of patch testing conducted in 2001-2002 by the North American Contact Dermatitis Group (NACDG) in nearly 5,000 patients with suspected allergic contact dermatitis.
1 cause of allergic contact dermatitis in the United States as a whole, as shown by the most recently published NACDG patch test results.
Balsam of Peru tied with neomycin for second place on the NACDG allergen list, with each eliciting positive allergic patch test reactions in 11.6% of the 4,913 patients tested.
Two of the six widely used formaldehyde releasers cracked the NACDG top 10: quaternium-15 (9.3%), and formaldehyde (8.4%).
"Patch testing to the NACDG
standard tray brought our attention to these patients," Dr.