Results: 34

Incidence of allergic contact sensitization in central Chinese subjects with chronic urticaria

An. bras. dermatol; 91 (2), 2016
Abstract BACKGROUND: Chronic urticaria (CU) can be provoked by a wide variety of causes. Some studies suggest contact sensitization may play a role in the disease. OBJECTIVE: To investigate the incidence and distribution characteristics of allergic contact sensitization in central Chinese subjects with...

Patch tests

An. bras. dermatol; 88 (6), 2013
Patch tests were introduced as a diagnostic tool in the late nineteenth century. Since then, they have improved considerably becoming what they are today. Patch tests are used in the diagnostic investigation of contact dermatitis worldwide. Batteries or series previously studied and standardized should b...

Dermatite de contato por tatuagem de henna - relato de três casos

HU rev; 31 (3), 2005
Dermatite de contato à henna é raramente descrito. A maioria dos casos de dermatite está associada a aditivos nos fixadores da henna, especialmente a parafenileno diamina (PPD). Essa substância é adicionada para reduzir o tempo de fixação da tatuagem e realçar sua cor escura. Relatamos três caso...

Urgencias en dermatología
Emergencies in dermatology