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2.
Rev. neurol. (Ed. impr.) ; 66(5): 163-172, 1 mar., 2018. tab
Artigo em Espanhol | IBECS | ID: ibc-172314

RESUMO

Introducción. La toxina botulínica de tipo A (TBA) ha supuesto una verdadera revolución terapéutica en neurología, y en la actualidad es el tratamiento rutinario en las distonías focales y la espasticidad. Objetivo. Plantear, revisar y responder cuestiones controvertidas en relación con la neurofarmacología de a TBA y su uso en las distonías en la práctica clínica habitual. Desarrollo. Un grupo de expertos en trastornos del movimiento revisó una lista de temas controvertidos relacionados con la farmacología de la TBA y su uso en las distonías. Revisamos la bibliografía e incluimos artículos relevantes especialmente en inglés, pero también, si su importancia lo merece, en castellano y en francés, hasta junio de 2016. El documento se estructuró como un cuestionario que incluyó las preguntas que podrían generar mayor controversia o duda. El borrador inicial del documento fue revisado por los miembros del panel y se realizaron las modificaciones necesarias hasta alcanzar el mayor grado de consenso. Incluimos preguntas sobre diferentes aspectos de la neurofarmacología, especialmente el mecanismo de acción, la bioequivalencia de los diferentes preparados y la inmunogenicidad. En relación con el subapartado de las distonías, se incluyeron aspectos sobre la evaluación y el tratamiento de las distonías focales. Conclusiones. Esta revisión no pretende ser una guía, sino una herramienta práctica destinada a neurólogos y médicos internos residentes interesados en esta área, dentro de diferentes ámbitos específicos del manejo de la TBA (AU)


Introduction. Botulinum toxin type A (BTA) is a bacterial endotoxin, whose therapeutic use has had a dramatic impact on different neurological disorders, such as dystonia and spasticity. Aim. To analyze and summarize different questions about the use of BTA in our clinical practice. Development. A group of experts in neurology developed a list of topics related with the use of BTA. Two groups were considered: neuropharmacology and dystonia. A literature search at PubMed, mainly for English language articles published up to June 2016 was performed. The manuscript was structured as a questionnaire that includes those questions that, according to the panel opinion, could generate more controversy or doubt. The initial draft was reviewed by the expert panel members to allow modifications, and after subsequent revisions for achieving the highest degree of consensus, the final text was then validated. Different questions about diverse aspects of neuropharmacology, such as mechanism of action, bioequivalence of the different preparations, immunogenicity, etc. were included. Regarding dystonia, the document included questions about methods of evaluation, cervical dystonia, blepharospasm, etc. Conclusion. This review does not pretend to be a guide, but rather a tool for continuous training of residents and specialists in neurology, about different specific areas of the management of BTA (AU)


Assuntos
Humanos , Toxinas Botulínicas/farmacocinética , Distonia/tratamento farmacológico , Espasticidade Muscular/tratamento farmacológico , Neurofarmacologia/tendências , Padrões de Prática Médica , Equivalência Terapêutica , Antitoxina Botulínica/isolamento & purificação , Blefarospasmo/tratamento farmacológico
9.
Neurocir. - Soc. Luso-Esp. Neurocir ; 24(1): 37-40, ene.-feb. 2013.
Artigo em Espanhol | IBECS | ID: ibc-111364

RESUMO

La estimulación cerebral profunda es una técnica quirúrgica que ha alcanzado un importante desarrollo para el tratamiento de diferentes trastornos del movimiento como la enfermedad de Parkinson, el temblor o la distonía. Debido al importante crecimiento en el número de pacientes tratados, se han publicado cada vez con mayor frecuencia nuevas complicaciones de la cirugía. El bowstringing se define como una tensión anormal de las extensiones eléctricas situadas entre los electrodos y la batería, acompañada de una sensación de dolor y tensión a nivel cervical, en la zona donde se encuentran los cables. Presentamos el caso clínico de una mujer de 56 años con enfermedad de Parkinson que fue tratada con la implantación bilateral de electrodos subtalámicos. Después de un accidente de tráfico presentó ruptura del electrodo derecho, que fue recambiado. Seis meses más tarde acude por dolor y tensión en el cuello. Fue necesario realizar un abordaje cervical a los cables para extirpar el tejido cicatricial que se había formado .El bowstringing es una complicación poco habitual en este tipo de cirugía, y aunque algunos pacientes refieren molestias y tensión en el cuello, pocas veces es necesario su abordaje quirúrgico (..) (AU)


Assuntos
Humanos , Feminino , Pessoa de Meia-Idade , Estimulação Encefálica Profunda/efeitos adversos , Doença de Parkinson/terapia , Eletrodos/efeitos adversos
10.
Neurocirugia (Astur) ; 24(1): 37-40, 2013.
Artigo em Espanhol | MEDLINE | ID: mdl-23246336

RESUMO

Deep brain stimulation (DBS) is an established surgical therapy for intractable movement disorders, such as Parkinson's disease, essential tremor and dystonia. As the number of treated patients has increased rapidly, new sets of problems about complications of DBS have arisen. Bowstringing is defined as abnormal tethering of leads between the pulse generators and stimulating electrode, associated with pain and contracture of the neck over the extension cable. We report the case of a 56-year-old woman with a history of advanced Parkinson's disease who had been treated by implantation of a bilateral, subthalamic nucleus, deep brain stimulator. A car accident caused the rupture of the right electrode, which was replaced. Six months after the replacement the patient presented disabling pain and tension in the neck where deep brain extension cables were located. A cervical incision was performed to excise scar tissue. Bowstringing is a rare complication of DBS and although patients sometimes report discomfort and tension in the cervical region, surgical procedures are not normally required.


Assuntos
Estimulação Encefálica Profunda/efeitos adversos , Eletrodos Implantados/efeitos adversos , Migração de Corpo Estranho/etiologia , Cervicalgia/etiologia , Acidentes de Trânsito , Cicatriz/etiologia , Remoção de Dispositivo , Falha de Equipamento , Feminino , Migração de Corpo Estranho/diagnóstico por imagem , Migração de Corpo Estranho/cirurgia , Movimentos da Cabeça , Humanos , Imageamento por Ressonância Magnética , Pessoa de Meia-Idade , Imagem Multimodal , Cervicalgia/diagnóstico por imagem , Cervicalgia/cirurgia , Doença de Parkinson/complicações , Doença de Parkinson/terapia , Estresse Mecânico , Tomografia Computadorizada por Raios X
13.
Mov Disord ; 23(8): 1130-6, 2008 Jun 15.
Artigo em Inglês | MEDLINE | ID: mdl-18442107

RESUMO

Continuous subcutaneous apomorphine infusion (CSAI) is, at present, an alternative option for advanced Parkinson's disease (PD) with motor fluctuations. We studied the evolution of patients with PD and severe motor fluctuations long-term treated with CSAI. We reviewed data from 82 patients with PD (mean age, 67 +/- 11.07; disease duration, 14.39 +/- 5.7 years) and severe motor fluctuations referred to 35 tertiary hospitals in Spain. These patients were long-term treated (for at least 3 months) with CSAI and tolerated the procedure without serious side effects. We compared the baseline data of these 82 patients (before CSAI) with those obtained from the last follow-up visit of each patient. The mean follow-up of CSAI was 19.93 +/- 16.3 months. Mean daily dose of CSAI was 72.00 +/- 21.38 mg run over 14.05 +/- 1.81 hours. We found a statistically significant reduction in off-hours, according to self-scoring diaries (6.64 +/- 3.09 vs. 1.36 +/- 1.42 hours/day, P < 0.0001), total and motor UPDRS scores (P < 0.0001), dyskinesia severity (P < 0.0006), and equivalent dose of antiparkinsonian therapy (1,405 +/- 536.7 vs. 800.1 +/- 472.9 mg of levodopa equivalent units P < 0.0001). CSAI is an effective option for patients with PD and severe fluctuations, poorly controlled by conventional oral drug treatment.


Assuntos
Antiparkinsonianos/administração & dosagem , Apomorfina/administração & dosagem , Doença de Parkinson/tratamento farmacológico , Atividades Cotidianas/classificação , Adulto , Idoso , Idoso de 80 Anos ou mais , Feminino , Seguimentos , Marcha/efeitos dos fármacos , Humanos , Bombas de Infusão , Assistência de Longa Duração , Masculino , Pessoa de Meia-Idade , Atividade Motora/efeitos dos fármacos , Exame Neurológico/efeitos dos fármacos , Doença de Parkinson/diagnóstico , Resultado do Tratamento
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