20 Marzo 2023 / Ultimo aggiornamento : 20 Marzo 2023 Cristina Foti Materiale scientifico 2000 Preliminary findings of antistreptococcal antibody titers and basal ganglia volumes in tic, obsessive-compulsive, and attention deficit/hyperactivity disorders.Psychiatric disorders in first-degree relatives of children with pediatric autoimmune neuropsychiatric disorders associated with streptococcal infections (PANDAS).