[A dimensional approach to negative symptoms in psychiatric disorders]

Area of Science:

• Psychiatry and Clinical Psychology
• Neuroscience

Context:

• Negative symptoms are core features of major psychiatric disorders, including schizophrenia, bipolar disorder, autism spectrum disorder, and depression.
• These symptoms, encompassing social withdrawal, anhedonia, avolition, alogia, and blunted affect, are often undertreated and overshadowed by positive symptoms.
• Their profound impact on patient quality of life and long-term functional prognosis necessitates thorough investigation.

Purpose:

• To investigate the prevalence of negative symptoms across the general population and within psychiatric populations using a transdiagnostic approach.
• To analyze negative symptom data from the French Mind cohort utilizing the SNS scale.
• To explore the potential of digital and psychosocial therapies for treating negative symptoms.

Summary:

• The study employs a transdiagnostic framework to examine negative symptoms, which are crucial yet often overlooked features in various psychiatric conditions.
• The French Mind cohort will be assessed using the SNS scale to determine the prevalence of these symptoms.
• Emerging digital and psychosocial interventions show promise for personalized treatment strategies.

Impact:

• Highlights the critical role and underrecognition of negative symptoms in psychiatric disorders.
• Emphasizes the importance of a transdiagnostic approach for a comprehensive understanding of negative symptoms.
• Suggests that novel therapeutic strategies, including digital and psychosocial interventions, could significantly improve patient outcomes and quality of life.