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1.
Braz. J. Psychiatry (São Paulo, 1999, Impr.) ; 33(supl.2): s143-s160, Oct. 2011.
Article in English | LILACS | ID: lil-611460

ABSTRACT

Over the last fifteen years, attempts have been made to prospectively identify individuals in the prodromal phase of schizophrenia and other psychotic disorders. The ultra high risk approach, based on a combination of known trait and state risk factors, has been the main strategy used. The validation of the ultra high risk criteria allowed for predictive research in this population in an attempt to identify clinical, neurocognitive and neurobiological risk factors for psychosis onset. It also led to a series of intervention studies in this population, which have included the use of low dose antipsychotic medication, cognitive therapy, and omega-3 fatty acids. Although there is moderate evidence for the effectiveness of specific intervention strategies in this population, the most effective type and duration of intervention is yet to be determined. A current controversy in the field is whether to include an adaption of the ultra high risk criteria (the attenuated psychosis syndrome) in the next version of the Diagnostic and Statistical Manual of Mental Disorders (Fifth Edition).


Nos últimos quinze anos, foram feitas tentativas para identificar prospectivamente indivíduos na fase prodrômica de esquizofrenia e outros transtornos psicóticos. A abordagem de risco ultra alto, baseada na combinação de fatores conhecidos de risco de traço e estado, tem sido a principal estratégia utilizada. A validação dos critérios de risco ultra alto levou em conta a pesquisa preditiva nessa população, em uma tentativa de identificar fatores de risco clínicos, neurocognitivos e neurobiológicos para o início de psicose. Também levou a uma série de estudos de intervenção nessa população, que incluíram o uso de medicação antipsicótica em baixa dose, terapia cognitiva e ácidos graxos ômega-3. Ainda que existam evidências razoáveis sobre a eficácia de estratégias de intervenção específicas nessa população, o tipo mais efetivo e sua duração ainda têm que ser determinados. Uma controvérsia atual no campo refere-se à inclusão de uma adaptação dos critérios de risco ultra alto (a síndrome de psicose atenuada) na próxima versão do Manual Diagnóstico e Estatístico de Transtornos Mentais (Quinta Edição).


Subject(s)
Adolescent , Humans , Young Adult , Psychiatric Status Rating Scales , Psychotic Disorders/diagnosis , Schizophrenia/diagnosis , Biomedical Research , Cognitive Behavioral Therapy , Diagnostic and Statistical Manual of Mental Disorders , Early Diagnosis , Early Medical Intervention/methods , Follow-Up Studies , Neuropsychological Tests , Outcome Assessment, Health Care , Psychotic Disorders/psychology , Psychotic Disorders/therapy , Risk Factors , Schizophrenia/therapy
2.
Rev. colomb. psiquiatr ; 35(3): 414-419, jul.-sep. 2006.
Article in English | LILACS | ID: lil-636324

ABSTRACT

Background: Depression is common, disabling and often has its onset in adolescents. Adolescents with depression are at high risk for persistence and recurrence of depression into adulthood. Subthreshold forms of depression in adolescents are also common. Objective: To retrospectively reconstruct the period leading up to the first episode of major depressive disorder (MDD) in a sample of adolescents. It is hypothesized that it is possible to analyse this period in detail and explore all possible symptoms, syndromes and possible risk factors associated with it. Method: To recruit a series of first episode MDD subjects from the Older Adolescent Service (OAS) of ORYGEN Youth Health. Subjects and informants are to be interviewed about the period leading up to the depressive episode using a combination of unstructured and semi-structured techniques. Analysis: Textual data will be explored and categories generated with the aid of the software package N-VIVO. Discussion: The findings could lay the groundwork for the development of quantitative methodologies for assessing and measuring first depressive phenomena. This has the potential to lead to the early recognition and more accurate prediction of subsequent depression.


Antecedentes: la depresión es común e incapacitante y con frecuencia inicia en la adolescencia. Los adolescentes con depresión presentan alto riesgo para la persistencia y recurrencia de depresión en la vida adulta. Formas subclínicas de depresión también son comunes en la adolescencia. Objetivos: reconstruir retrospectivamente el periodo que conduce al primer episodio de trastorno depresivo mayor (TDM) en un muestra de adolescentes. Se establece la hipótesis de que es posible analizar este periodo en detalle y explorar todos los posibles síntomas, síndromes y factores de riesgo asociados. Método: inscribir una serie de sujetos con primer episodio de TDM provenientes del Servicio del Adolescente Mayor (SAM) de ORYGEN. Los sujetos y los informantes son entrevistados acerca del periodo conducente al episodio depresivo, usando una combinación de técnicas estructuradas y semiestructuradas. Análisis: se exploran los datos textuales y se generan categorías con la ayuda de un programa de software N-VIVO. Discusión: estos hallazgos podrían ser la base en el desarrollo de metodologías cuantitativas para evaluar y medir los primeros fenómenos depresivos. Tienen el potencial para llevar al reconocimiento temprano y a una predicción más acertada de depresión subsecuente.

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