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What is schizotypal personality disorder?
Schizotypal personality disorder is a cluster A personality disorder characterized by characterized by pervasive patterns of “strange” or “odd” behavior, appearance, or thinking. Its prevalence is 0.6-4.6%.
What does schizotypal personality disorder look like?
Risk Factors
- First-degree relative with schizophrenia
Prognosis
- Higher risk for suicide
- May experience at least one major depressive episode in their lifetime
Differential Diagnosis
- Variations in adolescent development and associated stressors
- Other mental disorders with psychotic symptoms
- Delusional disorder
- Autism spectrum disorder
- Communication disorders
- Personality change due to another medical condition
- Substance use disorders
- Paranoid personality disorder
- Borderline personality disorder
- Narcissistic personality disorder
- Avoidant personality disorder
How is schizotypal personality disorder treated?
- Cognitive behavioral therapy (CBT)
- Psychodynamic therapy
References
[1] American Psychiatric Association. (2013). Diagnostic and Statistical Manual of Mental Disorders (5th ed.). Arlington, VA.
[2] Boyd, M. A. (2019). Psychiatric & mental health nursing for Canadian practice. Wolters Kluwer.
[3] Townsend, M. C. (2015). Psychiatric mental health nursing. F.A. Davis.