HLA- A, B, DR and DQ alleles study in Tunisian patients with atopic dermatitis.

Background: Atopic dermatitis (AD) is a chronic inflammatory skin disease resulting from the interaction between envirommental and genetic factors. Many genes are involved in the etiopathology of AD, such as HLA genes.

Objectives: Study the association between HLA-A, B, DR and DQ genes and the AD.