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1.
Adicciones ; 24(4): 301-7, 2012.
Artigo em Espanhol | MEDLINE | ID: mdl-23241717

RESUMO

Ekbom syndrome is a mental disorder in which the patient has the monothematic delusion of being infected by parasites. It is an uncommon condition that was initially studied by dermatologists. The exactly etiology is unknown to date, though several causes have been proposed, including metabolic diseases (among other physical causes), psychiatric disorders, drugs, etc. Research has now found a relationship between drug abuse and psychotic symptoms, which appear to be due to altered levels of dopamine at the receptor level. In this article we review the clinical features of the condition and present the case report of an intravenous methylphenidate abuser who developed a delusion of parasitosis.


Assuntos
Estimulantes do Sistema Nervoso Central/efeitos adversos , Delírio de Parasitose/induzido quimicamente , Metilfenidato/efeitos adversos , Psicoses Induzidas por Substâncias/etiologia , Humanos , Masculino , Pessoa de Meia-Idade
2.
Adicciones (Palma de Mallorca) ; 24(4): 301-308, sept.-dic. 2012. tab, ilus
Artigo em Espanhol | IBECS | ID: ibc-109305

RESUMO

El Síndrome de Ekbom es un trastorno mental en que el paciente tiene la convicción delirante monotemática de estar infectado por parásitos. Se trata de un cuadro poco frecuente, que inicialmente fue estudiado por dermatólogos. No se conoce exactamente la etiopatiogenia hasta el momento, si bien se han objetivado diversas causas: enfermedades metabólicas (entre otras causas físicas), cuadros psiquiátricos, fármacos, etc. En la actualidad, se ha encontrado relación entre el consumo de tóxicos y cuadros psicóticos, que parecen debidos a la alteración de la Dopamina a nivel de sus receptores. En este artículo realizamos una revisión del cuadro clínico y presentamos el caso clínico de un paciente consumidor de metilfenidato intravenoso que desarrolla un delirio de infestación(AU)


Ekbom syndrome is a mental disorder in which the patient has the monothematic delusion of being infected by parasites. It is an uncommon condition that was initially studied by dermatologists. The exactly etiology is unknown to date, though several causes have been proposed, including metabolic diseases (among other physical causes), psychiatric disorders, drugs, etc. Research has now found a relationship between drug abuse and psychotic symptoms, which appear to be due to altered levels of dopamine at the receptor level. In this article we review the clinical features of the condition and present the case report of an intravenous methylphenidate abuser who developed a delusion of parasitosis(AU)


Assuntos
Humanos , Masculino , Adulto , Síndrome das Pernas Inquietas/complicações , Síndrome das Pernas Inquietas/diagnóstico , Metilfenidato/efeitos adversos , Metilfenidato/farmacologia , Transtornos Mentais/complicações , Transtornos Mentais/diagnóstico , Síndrome das Pernas Inquietas/fisiopatologia , Síndrome das Pernas Inquietas/psicologia , Dopamina , Psicofarmacologia/métodos , Psicofarmacologia/tendências
3.
Adicciones (Palma de Mallorca) ; 18(supl.1): 217-230, 2006. tab
Artigo em Es | IBECS | ID: ibc-048676

RESUMO

El término drogas de síntesis hace referencia a un grupo heterogéneo de sustancias muy dispares en su composición química y/o en los efectos que producen, pudiendo tratarse tanto de sustancias estimulantes como anestésicas, con un amplio espectro o variabilidad de efectos psicoactivos. La percepción de estas sustancias como drogas seguras e inocuas ha hecho que hayan alcanzado gran auge entre los jóvenes en los últimos años para su utilización con fines recreativos pero su consumo puede dar lugar a gran número de complicaciones tanto orgánicas como psiquiátricas. Las dosis tóxicas se encuentran en el rango de las usadas como recreacionales. El mayor riesgo de estas drogas viene dado por el desconocimiento sobre las sustancias que se están consumiendo, las dosis que se administran y la variabilidad en la respuesta individual. A estos riesgos hay que añadir la elevada frecuencia de policonsumo entre ellas mismas y con otras drogas, básicamente tabaco, alcohol, cannabis, cocaína y alucinógenos. Otros factores que pueden intervenir en los daños generados pueden venir condicionados por el entorno de consumo (locales cerrados, elevada temperatura …) y las características particulares del consumidor. A esto se suma el incremento de riesgo de accidentes de tráfico relacionados con alteraciones en la concentración y en la percepción (principalmente visual) bajo sus efectos. Actualmente está demostrada la capacidad de este grupo de sustancias para producir neurotoxicidad y aunque no contamos con datos definitivos para establecer su carácter irreversible, la experimentación con animales de laboratorio cada vez muestra más evidencias en esta dirección


The term of synthesis drugs makes reference to a heterogeneous group of substances with important differences in their chemical composition and/or in the effects they produce, and they may be either stimulant or anaesthetic substances, with a great spectrum or variability in their psychoactive effects. The perception of these drugs as safe and harmless has make that they were able to reach an important peak between the young population in the last years for their utilisation with recreational aims but their use can lead to a high number of psychiatric and organic complications. The toxic dose is in the rage of the used as recreational. The worst risk of these drugs is due to the ignorance of the substances that are being taken, the dose given and the variability of the individual response to them. It has to be added to these risks, the high frequency of consumption among them and with other drugs, mainly tobacco, alcohol, cannabis, cocaine and hallucinogens. Other factors that may cause an influence in the damage caused are the surround of consume (closed locals, high temperature…) and the particular characteristics of the consumer. To all this it has to be added the increased risk of traffic accidents related with changes in concentration and perception (visual mainly) under their effects. At this moment, it is demonstrated the capacity of this group of substances to produce neurotoxicity and, although we don’t have definitive data to establish their irreversible nature, the experimentation with laboratory animals is showing more and more evidence in this direction


Assuntos
Humanos , Transtornos Relacionados ao Uso de Substâncias/complicações , Hipnóticos e Sedativos/efeitos adversos , Fenetilaminas/efeitos adversos , Metaqualona/efeitos adversos
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