Tourette's Syndrome: A Model Neuropsychiatric Disorder

Research output: Contribution to journalArticle

Abstract

Anthony and Brian(not their real names) are monozygotic(MZ) twins who were born by normal spontaneous vaginal delivery at full term following an unremarkable pregnancy. Labor lasted 3 hours, with Brian born by breech delivery 8 minutes after Anthony, who was born head first. Both twins were healthy at birth, Brian weighing 3000 g and Anthony 3254 g. Their neurodevelopmental milestones were normal and neither had learning disabilities or problems with hyperactivity, anxiety, phobias, or memory. From about 2 years of age, Brian was felt to be easily distracted and his gross motor skills also appeared to be less refined. Brian developed motor tics at age 6 years with eye blinking as the presenting symptom, and vocal tics began with sniffing at age 9 years. Anthony developed motor tics at age 7 years with eye blinking as the presenting symptom. He has never manifested vocal tics. The.

Original languageEnglish (US)
Pages (from-to)498-501
Number of pages4
JournalJAMA: The Journal of the American Medical Association
Volume273
Issue number6
DOIs
StatePublished - Feb 8 1995
Externally publishedYes

ASJC Scopus subject areas

  • Medicine(all)

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