Enfermedad de los tics (síndrome de Gilles de la Tourette): características clínicas de 70 pacientes
Background: Tourettes syndrome is a childhood-onset hereditary neurobehavioural disorder believed to occur without geographical restrictions. Although there have been reports of this disorder worldwide just a few are from Latin America. Aim: To report a preliminary experience with a series of 70 pa...
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Sociedad Médica de Santiago
1999
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oai:scielo:S0034-988719990012000102000-04-05Enfermedad de los tics (síndrome de Gilles de la Tourette): características clínicas de 70 pacientesMiranda C,MarceloMenéndez G,PedroDavid G,PerlaTroncoso Sch,MónicaHernández Ch,MartaChaná C,Pedro Tourette Syndrome Tics, Obsessive-compulsive disorder Basal ganglia Background: Tourettes syndrome is a childhood-onset hereditary neurobehavioural disorder believed to occur without geographical restrictions. Although there have been reports of this disorder worldwide just a few are from Latin America. Aim: To report a preliminary experience with a series of 70 patients and to review recent advances in this disorder. Patients and Method: We reviewed patients seen in pediatric and adult neurological clinics in Santiago, Chile, all of whom fulfilled clinical diagnostic criteria for Tourette Syndrome. Results: Seventy patients were studied, 54 males (77.1%) and 16 females (22.8%), their mean age at first evaluation was 13.6 years (range 2-46). The mean age of onset of symptoms was 6.4 (range 2-20), the mean time of follow-up was 3 years. Fifty-eight patients showed simple motor tics (blinking, facial grimacing, shoulder shrugging), whereas dystonic tics like head jerking were seen in 38 patients, torticollis in 6 and oculogyric movements in 2. Complex motor tics like jumping, antics, trunk bending and head shaking were present in 16 subjects. Vocal tics were predominantly of the simple type: sniffing, throat clearing, blowing, and whistling. Complex vocal tics were seen in 12 patients, five cases showed palilalia, 3 echolalia and only six displayed coprolalia (8.5%). Tics were of mild to moderate severity in most patients. Obsessive-compulsive disorder was observed in 22.8% and attention deficit and hyperactivity disorder were present in 35.7%. Forty-five patients (64.2%) had a first degree relative with tics, nine patients (12.8%) had a family history of obsessive-compulsive disorder. The current evidence involving desinhibition of cortico-striatum-thalamic-cortical neuronal circuits in the pathogenesis of this disorder is analyzed. Conclusion: Our report supports the recognized clinical homogeneity and genetical basis of Tourettes syndrome regardless of geographical region and ethnic origin.info:eu-repo/semantics/openAccessSociedad Médica de SantiagoRevista médica de Chile v.127 n.12 19991999-12-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98871999001200010es10.4067/S0034-98871999001200010 |
institution |
Scielo Chile |
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Scielo Chile |
language |
Spanish / Castilian |
topic |
Tourette Syndrome Tics, Obsessive-compulsive disorder Basal ganglia |
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Tourette Syndrome Tics, Obsessive-compulsive disorder Basal ganglia Miranda C,Marcelo Menéndez G,Pedro David G,Perla Troncoso Sch,Mónica Hernández Ch,Marta Chaná C,Pedro Enfermedad de los tics (síndrome de Gilles de la Tourette): características clínicas de 70 pacientes |
description |
Background: Tourettes syndrome is a childhood-onset hereditary neurobehavioural disorder believed to occur without geographical restrictions. Although there have been reports of this disorder worldwide just a few are from Latin America. Aim: To report a preliminary experience with a series of 70 patients and to review recent advances in this disorder. Patients and Method: We reviewed patients seen in pediatric and adult neurological clinics in Santiago, Chile, all of whom fulfilled clinical diagnostic criteria for Tourette Syndrome. Results: Seventy patients were studied, 54 males (77.1%) and 16 females (22.8%), their mean age at first evaluation was 13.6 years (range 2-46). The mean age of onset of symptoms was 6.4 (range 2-20), the mean time of follow-up was 3 years. Fifty-eight patients showed simple motor tics (blinking, facial grimacing, shoulder shrugging), whereas dystonic tics like head jerking were seen in 38 patients, torticollis in 6 and oculogyric movements in 2. Complex motor tics like jumping, antics, trunk bending and head shaking were present in 16 subjects. Vocal tics were predominantly of the simple type: sniffing, throat clearing, blowing, and whistling. Complex vocal tics were seen in 12 patients, five cases showed palilalia, 3 echolalia and only six displayed coprolalia (8.5%). Tics were of mild to moderate severity in most patients. Obsessive-compulsive disorder was observed in 22.8% and attention deficit and hyperactivity disorder were present in 35.7%. Forty-five patients (64.2%) had a first degree relative with tics, nine patients (12.8%) had a family history of obsessive-compulsive disorder. The current evidence involving desinhibition of cortico-striatum-thalamic-cortical neuronal circuits in the pathogenesis of this disorder is analyzed. Conclusion: Our report supports the recognized clinical homogeneity and genetical basis of Tourettes syndrome regardless of geographical region and ethnic origin. |
author |
Miranda C,Marcelo Menéndez G,Pedro David G,Perla Troncoso Sch,Mónica Hernández Ch,Marta Chaná C,Pedro |
author_facet |
Miranda C,Marcelo Menéndez G,Pedro David G,Perla Troncoso Sch,Mónica Hernández Ch,Marta Chaná C,Pedro |
author_sort |
Miranda C,Marcelo |
title |
Enfermedad de los tics (síndrome de Gilles de la Tourette): características clínicas de 70 pacientes |
title_short |
Enfermedad de los tics (síndrome de Gilles de la Tourette): características clínicas de 70 pacientes |
title_full |
Enfermedad de los tics (síndrome de Gilles de la Tourette): características clínicas de 70 pacientes |
title_fullStr |
Enfermedad de los tics (síndrome de Gilles de la Tourette): características clínicas de 70 pacientes |
title_full_unstemmed |
Enfermedad de los tics (síndrome de Gilles de la Tourette): características clínicas de 70 pacientes |
title_sort |
enfermedad de los tics (síndrome de gilles de la tourette): características clínicas de 70 pacientes |
publisher |
Sociedad Médica de Santiago |
publishDate |
1999 |
url |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98871999001200010 |
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