Patch tests and screening for new allergen in 215 cases with contact dermatitis

VernacularTitle:215例接触性皮炎斑贴试验结果及新致敏原筛查
Author: Hui YU ; Zhanying HOU ; Langfeng XU ; Heng CHEN ; Fang LIU
Publication Type:Journal Article
Keywords: Dermatitis,contant; Patch test
From: Chinese Journal of General Practitioners 2010;09(12):863-864
CountryChina
Language:Chinese
Abstract: Patch tests were performed in 215 cases with contact dermatitis and 59 cases with noncontact dermatitis who visited the clinic of Xili Hospital, Shenzhen.Results showed that top four allergen for them were 0.1% Merthiolate, 5% nickel sulfate, 7% aromatic compounds and 1% formaldehyde in sequence.There was significant difference in occurrence of dermatitis at the hands, trunk, extremities,face, and periumbilicus caused by these four kinds of allergen (P ＜0.01 ), with 0.1% Merthiolate mainly causing dermatitis at the face, hands, trunk and extremities, 5% nickel sulfate causing dermatitis at the periumbilicus, trunk and extremities, 7% aromatic compounds causing dermatitis at the hands, trunk,extremities and face, whereas 1% formaldehyde mainly causing facial dermatitis.Concentration of pentyl acetate and rosin spirit used for patch tests should be 20 % and 25 %, respectively.