2020
DOI: 10.31219/osf.io/vehjr
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Kevin J. Black, Soyoung Kim, Nancy Y. Yang, Deanna J. Greene

Abstract: Purpose of review: To summarize and update information on the course of tic disorders from childhood through later life. Recent findings: Tics tend to improve substantially over the first year after they appear. However, contrary to widespread opinion, tics usually last longer than one year, though usually at minimal severity. Tics often wane to clinical insignificance over the teen years, possibly resurging occasionally over the lifespan. However, in an important minority of patients, tics remain clinically …

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