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1.
Med Hypotheses ; 73(3): 382-6, 2009 Sep.
Artículo en Inglés | MEDLINE | ID: mdl-19443129

RESUMEN

A number of authors have provided a useful evolutionary perspective on personality disorders, arguing that personality traits can be conceptualized in terms of evolutionary strategies. If we consider personality traits not as illnesses but as stable evolutionary strategies, the characteristic features of borderline personality disorder may respond to a behavioral pattern which, although deviating from the norm, would be in the service of survival of the species. Early environments involving factors such as childhood physical/sexual abuse may prove useful for explanation of personality traits based on gene-environment interaction, potentially providing a model for understanding borderline personality traits. We also review the question of whether personality traits exist in animals to also provide a translational perspective. We propose that certain traits in borderline personality disorder may derive from evolved mechanisms which in the short-term serve to help respond to adversity, but which when activated in an ongoing way prove maladaptive.


Asunto(s)
Evolución Biológica , Trastorno de Personalidad Limítrofe/genética , Trastorno de Personalidad Limítrofe/psicología , Modelos Genéticos , Modelos Psicológicos , Personalidad/genética , Animales , Humanos
2.
Clin Neuropharmacol ; 32(1): 10-5, 2009.
Artículo en Inglés | MEDLINE | ID: mdl-18978498

RESUMEN

OBJECTIVE: Antipsychotic monotherapy is considered as the reference standard in the pharmacological treatment of schizophrenia. Nonetheless, there is a large rate of studies showing polypharmacy with antipsychotics as more frequent than would be expected attending experts' recommendations. The objective of this study is to describe polypharmacy with antipsychotic regimen in patients with schizophrenia discharged with amisulpride from the short-term hospitalization unit. METHODS: We have analyzed the prescription of psychotropic drugs upon discharge of 52 patients with schizophrenia or schizoaffective disorder who were discharged with amisulpride from January to December 2005. Variables were included to describe the following treatments: antipsychotic (drug and dose), benzodiazepine, and anticholinergic drugs. Sociodemographic and clinical variables were also collected. RESULTS: In the group treated with 2 antipsychotics, the most frequently used common combination was with a classic antipsychotic in depot formulation. Patients (17.5%) were prescribed to another 2 antipsychotics in addition to amisulpride, being the most common combination with a second generation antipsychotic, and a classic or depot antipsychotic. CONCLUSIONS: The results of our study show that the use of amisulpride as an adjuvant can be a suitable therapeutic strategy for patients with schizophrenia resistant to treatment and for the rapid control of symptoms in schizophrenic patients with acute episodes. However, its clinical use does not have to be reserved exclusively for patients with resistant schizophrenia to clozapine.


Asunto(s)
Antipsicóticos/uso terapéutico , Alta del Paciente/estadística & datos numéricos , Esquizofrenia/tratamiento farmacológico , Sulpirida/análogos & derivados , Adulto , Amisulprida , Benzodiazepinas/uso terapéutico , Antagonistas Colinérgicos/uso terapéutico , Quimioterapia Combinada , Femenino , Hospitalización , Humanos , Masculino , Persona de Mediana Edad , Trastornos Psicóticos/tratamiento farmacológico , Estudios Retrospectivos , Sulpirida/uso terapéutico
3.
Clin Neuropharmacol ; 31(6): 319-32, 2008.
Artículo en Inglés | MEDLINE | ID: mdl-19050409

RESUMEN

INTRODUCTION: Antipsychotic monotherapy is considered the gold standard in pharmacological treatment of schizophrenia and other psychotic disorders. Only 2 of the main clinical guides recommend the use of antipsychotic polypharmacy (AP) for those patients refractory to monotherapy. Nonetheless, there is a large rate of studies, conducted in many different settings, showing that AP is more frequent as would be expected attending experts' recommendations. METHODS: In this retrospective study, we review all the psychotropic drugs dispensed to inpatients of a brief hospitalization psychiatric unit diagnosed as having schizophrenia or schizoaffective disorder (International Statistical Classification of Diseases, 10th Revision) at time of discharge in the year 2005. These included a total of 209 patients older than 18 years. RESULTS: Of the 209 studied patients, 55.5% were discharged under AP treatment. Inpatients were given a mean of 3.06 psychotropic drugs and a mean of 1.61 antipsychotics at the time of hospital discharge. A total of 33.2% of the studied patients got anticholinergic drugs, and 66.2% were given benzodiazepines. The most prevalent combination of drugs was intramuscular long-acting risperidone plus an atypical antipsychotic. Amisulpride was the most used antipsychotic as adjuvant treatment. CONCLUSIONS: Despite different clinical guidelines, AP is a common pharmacological strategy as it is shown in our study and in the reviewed literature. Data in our study indicate that the observed rates of AP cannot exclusively be attributed to the treatment of patients with clozapine-resistant schizophrenia.


Asunto(s)
Antipsicóticos/uso terapéutico , Trastornos Psicóticos/tratamiento farmacológico , Esquizofrenia/tratamiento farmacológico , Quimioterapia Combinada , Femenino , Humanos , Tiempo de Internación , Masculino , Polifarmacia , Servicio de Psiquiatría en Hospital , Estudios Retrospectivos , Adulto Joven
4.
Clin Neuropharmacol ; 30(2): 114-21, 2007.
Artículo en Inglés | MEDLINE | ID: mdl-17414944

RESUMEN

OBJECTIVES: Long-term studies show that 47% to 63% of schizophrenic patients treated with clozapine fail to respond after 12 years of treatment. Such high rates of resistance justify the growing interest in therapeutic strategies based on enhancing the effect of clozapine with other antipsychotics. The combination of clozapine and risperidone in the treatment of partial responders to clozapine has been one of those receiving most interest from research. METHODS AND RESULTS: The present work reports the case of a 26-year-old man, diagnosed with schizophrenia who, after treatment with clozapine at appropriate doses over 12 weeks without observable response, showed a marked and sustained improvement after the addition of risperidone to the clozapine treatment. We also present a detailed review of publications related to the therapeutic combination of clozapine and risperidone in clozapine-resistant schizophrenia. CONCLUSIONS: Despite the contradictory nature of the published data, our results are in support of other work reporting that treatment with a combination of clozapine and risperidone, apart from being well tolerated, may constitute an effective alternative in this type of patient. Nevertheless, there is a need for further, controlled studies, with larger samples, with a view to drawing definitive conclusions and making specific recommendations.


Asunto(s)
Antipsicóticos/uso terapéutico , Clozapina/uso terapéutico , Risperidona/uso terapéutico , Esquizofrenia/tratamiento farmacológico , Adulto , Resistencia a Medicamentos , Quimioterapia Combinada , Humanos , Estudios Longitudinales , Masculino , Escalas de Valoración Psiquiátrica , Literatura de Revisión como Asunto
5.
Am J Med Genet A ; 140(24): 2807-11, 2006 Dec 15.
Artículo en Inglés | MEDLINE | ID: mdl-17036352

RESUMEN

We report on two new patients, the propositus and his maternal uncle, with Lujan-Fryns syndrome (LFS). One presented with mild mental retardation and both patient had Marfanoid habitus and similar craniofacial anomalies (they had a long and narrow face, small mandible, high-arched palate, and hypernasal voice) as previously reported by Lujan et al. in 1984 and Fryns and Buttiens in 1987. One of our patients had agenesis of the corpus callosum as described by Lujan. The second patient had an ascending aortic aneurysm like the patient described by Wittine et al. 1999. Both patients showed similar behavior and psychiatric disorders. In addition, we reviewed the literature for the presence of psychopathology in LFS. After studying the 32 published cases and the 2 described in this article, we found that more than 90% of the patients present with some type of psychopathology, the most frequent being an autistic-like disorder. In our opinion, the agenesis of the corpus callosum (complete or partial) and ascending aorta aneurysm are manifestations of LFS, and thus brain MRI and echocardiogram should be part of the routine evaluation. Additionally, the high prevalence of psychopathological alterations in these patients suggests the need for psychiatric evaluation at the time of diagnosis.


Asunto(s)
Síndrome de Marfan/psicología , Discapacidad Intelectual Ligada al Cromosoma X/psicología , Adulto , Agenesia del Cuerpo Calloso , Anomalías Craneofaciales/complicaciones , Anomalías Craneofaciales/genética , Anomalías Craneofaciales/psicología , Humanos , Masculino , Síndrome de Marfan/complicaciones , Síndrome de Marfan/genética , Discapacidad Intelectual Ligada al Cromosoma X/complicaciones , Discapacidad Intelectual Ligada al Cromosoma X/genética , Fenotipo , Psicopatología , Síndrome
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