Insônia e depressão: confluências neurobiológicas e tratamento

Autores

  • Márcio Andrei Zanini Preceptor da Residência Médica em Psiquiatria, IAMSPE; Hospital do Servidor Público Estadual, São Paulo, SP, Brasil https://orcid.org/0000-0002-1551-7091
  • Camilla Moreira de Sousa Pinna Preceptora da Residência Médica em Psiquiatria do Hospital Universitário Clementino Fraga Filho da Universidade Federal do Rio de Janeiro, UFRJ, Rio de Janeiro, RJ, Brasil https://orcid.org/0000-0001-9841-1227
  • Rafael Brandes Lourenço Doutorando em Ciências Médicas, Universidade Estadual de Campinas, UNICAMP, Campinas, SP, Brasil https://orcid.org/0000-0003-0268-5827
  • Flavia Zuccolotto dos Reis Psiquiatra com certificação em Medicina do Sono pela AMB-CFM, São Paulo, SP, Brasil https://orcid.org/0009-0004-5744-2907
  • Daniel Guilherme Suzuki Borges Médico Assistente ASONO – IPq, Hospital das Clínicas, HC, Faculdade de Medicina da Universidade de São Paulo, FMUSP, São Paulo, SP, Brasil https://orcid.org/0009-0008-7886-6687
  • Glícia Prates Santana Psiquiatra com certificação em Medicina do Sono pela AMB-CFM, Vitória da Conquista, BA, Brasil https://orcid.org/0009-0005-7256-0917
  • Regina Margis Psiquiatra com certificação em Medicina do Sono pela AMB-CFM, São Paulo, SP, Brasil
  • Almir Ribeiro Tavares Júnior Professor de Neurociências e Psiquiatria, Universidade Federal de Minas Gerais, UFMG, Belo Horizonte, MG, Brasil https://orcid.org/0000-0001-9517-8546

DOI:

https://doi.org/10.25118/2763-9037.2025.v15.1332

Palavras-chave:

Transtorno depressivo, transtorno do sono, Insônia, distúrbios do início e da manutenção do sono

Resumo

Introdução:  A relação bidirecional entre sono e depressão é amplamente conhecida e descrita na literatura, bem como observada na prática clínica. A insônia, além de fazer parte dos critérios diagnósticos da depressão, se apresenta como um fator de risco para episódio depressivo, prediz menor resposta ao tratamento, aumento do risco de recidivas e associa-se a uma maior gravidade do quadro em pacientes com transtorno depressivo. Para um tratamento adequado se faz fundamental o entendimento dessas entidades e os aspectos envolvidos neste cenário.  Método: Trata-se de uma revisão narrativa acerca da relação entre insônia e depressão, englobando fatores neuroquímicos, moleculares, cronobiológicos e epidemiológicos, articulando-se com a terapêutica disponível atualmente. Resultados:  Insônia e depressão compartilham anomalias em alguns sistemas neurotransmissores e vias cerebrais. A hiperatividade do sistema ativador reticular ascendente (SARA) é comum a ambas as condições. Alterações no ritmo circadiano e em parâmetros polissonográficos também são encontradas em indivíduos com quadro depressivo. Ainda, estudos epidemiológicos demonstram que a depressão é um importante preditor de insônia de forma recíproca. Conclusões: Com base nas diversas confluências fisiológicas, moleculares, genéticas e psicológicas, insônia e depressão se influenciam mutuamente. O uso das ferramentas farmacológicas e não farmacológicas com foco no manejo eficaz destas duas condições se faz mandatório para redução da gravidade e cronificação global do quadro, objetivando legítimo êxito no tratamento.

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Biografia do Autor

Márcio Andrei Zanini, Preceptor da Residência Médica em Psiquiatria, IAMSPE; Hospital do Servidor Público Estadual, São Paulo, SP, Brasil

Camilla Moreira de Sousa Pinna, Preceptora da Residência Médica em Psiquiatria do Hospital Universitário Clementino Fraga Filho da Universidade Federal do Rio de Janeiro, UFRJ, Rio de Janeiro, RJ, Brasil

Rafael Brandes Lourenço, Doutorando em Ciências Médicas, Universidade Estadual de Campinas, UNICAMP, Campinas, SP, Brasil

Flavia Zuccolotto dos Reis, Psiquiatra com certificação em Medicina do Sono pela AMB-CFM, São Paulo, SP, Brasil

Daniel Guilherme Suzuki Borges, Médico Assistente ASONO – IPq, Hospital das Clínicas, HC, Faculdade de Medicina da Universidade de São Paulo, FMUSP, São Paulo, SP, Brasil

Glícia Prates Santana, Psiquiatra com certificação em Medicina do Sono pela AMB-CFM, Vitória da Conquista, BA, Brasil

Regina Margis, Psiquiatra com certificação em Medicina do Sono pela AMB-CFM, São Paulo, SP, Brasil

Almir Ribeiro Tavares Júnior, Professor de Neurociências e Psiquiatria, Universidade Federal de Minas Gerais, UFMG, Belo Horizonte, MG, Brasil

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2025-01-17

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Zanini MA, Pinna CM de S, Lourenço RB, Reis FZ dos, Borges DGS, Santana GP, et al. Insônia e depressão: confluências neurobiológicas e tratamento. Debates em Psiquiatria [Internet]. 17º de janeiro de 2025 [citado 13º de fevereiro de 2025];15:1-28. Disponível em: https://revistardp.org.br/revista/article/view/1332

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