20 Marzo 2023 / Ultimo aggiornamento : 21 Marzo 2023 Cristina Foti Materiale scientifico 2005 Association between streptococcal infection and obsessive-compulsive disorder, Tourette’s syndrome, and tic disorder.Antibiotic prophylaxis with azithromycin or penicillin for childhood-onset neuropsychiatric disorders.Infection, vaccines and other environmental triggers of autoimmunity.Tic disorders and obsessive-compulsive disorder: is autoimmunity involved?