Evaluation of Biomarkers of Atopic Dermatitis in Pediatric Patients (PEDISTAD BIOMARKER STUDY)

Primary Objective: To explore associations between biomarkers of atopic dermatitis (AD) and: * Disease state and time course of AD, * Disease state and evolution of selected atopic comorbid conditions, * Effectiveness of specific AD treatments.

The estimated enrollment duration is approximately 2 years, while duration of observation is approximately 5 years.

Inclusion criteria: * Participation in the OBS15333 pediatric atopic dermatitis (AD) registry. * Signed informed consent by the parent/legally acceptable representative and assent by the participant appropriate to the participant's age. Exclusion criteria: Not applicable. The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.