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Of 4 patients with cocaine-induced multifocal tics,2 had Tourette's syndrome and had a severe exacerbation of their symptoms.One of these 2 patients experienced the exacerbation following her 1st exposure to the drug,the 2nd,a habitual cocaine snorter,after smoking"crack"for the 1st time.The other 2 patients were habitual cocaine abusers who,following a binge with high doses of cocaine,experienced new-onset tics. |
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