Related Experiment Videos
Multiple personality disorder
1Providence Hospital, Seattle, Washington.
Summary
This study critically examines multiple personality disorder (MPD), finding diagnostic criteria vague and treatment methods potentially reinforcing symptoms. Revision of diagnostic standards for MPD is recommended.
Area of Science:
- Psychiatry
- Clinical Psychology
Background:
- Multiple personality disorder (MPD), now known as dissociative identity disorder, has seen debated prevalence increases.
- Concerns exist regarding the validity of current diagnostic criteria and treatment approaches.
Purpose of the Study:
- To critically evaluate five key aspects of multiple personality disorder (MPD) diagnosis and treatment.
- To assess the reliability of diagnostic criteria, prevalence data, etiological theories, and therapeutic interventions.
Main Methods:
- Literature review and critical analysis of existing research on MPD.
- Examination of diagnostic criteria, prevalence statistics, etiological theories (childhood trauma), and treatment techniques.
Main Results:
- Diagnostic criteria for MPD are vague and overinclusive.
- The reported increase in MPD prevalence is likely artefactual.
- Legal implications raise questions about patient responsibility.
- Limited evidence supports childhood trauma as the primary cause.
- Treatment methods may inadvertently reinforce MPD symptoms.
Conclusions:
- Current diagnostic criteria for MPD require significant revision.
- The etiological basis and treatment efficacy for MPD warrant further investigation.
- A more rigorous and evidence-based approach to diagnosing and treating MPD is necessary.