Neuropsychologic Assessments of Dupilumab-Treated Adolescent Participants With Moderate-to-Severe Atopic Dermatitis

Primary Objective: Part A * To quantify deficits in cognitive functioning in adolescents with moderate-to-severe AD, using the Conners' Continuous Performance Test 3rd Edition (CPT-3) d' T-score * To determine the entry criterion (CPT-3 d' score) for Part B Primary Objective: Part B * To measure changes in cognitive functioning in adolescents with moderate-to-severe AD treated with dupilumab Secondary Objectives * To evaluate the relationship of cognitive and sensory functioning with severity of AD in adolescent AD patients * To evaluate the relationship between changes in AD severity and changes in cognitive and sensory functioning scores following treatment with dupilumab (Part B only).