Research progress on tic disorder accompanied by attention deficit hyperactive disorder in children
Tic disorder(TD)is a neurodevelopmental disorder characterized by sudden,rapid,repetitive,non-rhythmic motor or vocal tics at single or multiple sites.Attention deficit hyperactive disorder(ADHD)is one of the common comorbidities of TD.Early identification and intervention of inattention,hyperactivity,impulsivity,as well as comorbid ADHD in TD patients can improve its prognosis.Currently,a significant amount of research on TD accompanied by ADHD has been conducted both domestically and internationally.This article provides a systematic review and summary of the epidemiology,etiology,pathogenesis,clinical features,treatment and intervention for TD comorbid with ADHD,aiming to enrich the understanding of clinicians regarding TD comorbid with ADHD and promote its early identification and intervention.