Dissociative Identity Disorder (DID)
Dissociative Identity Disorder is characterized by the presence of two or more distinct and well-defined personality states or identities. This condition also involves significant memory gaps for periods when an alternate identity was in control.
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Related
Depersonalization/ Derealization
Buchnik‐Daniely, Y., Vannikov‐Lugassi, M., Shalev, H., & Soffer‐Dudek, N. (2021). The path to dissociative experiences: A direct comparison of different etiological models. Clinical Psychology & Psychotherapy, 28(5), 1091–1102. https://doi.org/10.1002/cpp.2559
Spectrum of dissociative disorders
Dissociative Identity Disorder (DID)
Buchnik‐Daniely, Y., Vannikov‐Lugassi, M., Shalev, H., & Soffer‐Dudek, N. (2021). The path to dissociative experiences: A direct comparison of different etiological models. Clinical Psychology & Psychotherapy, 28(5), 1091–1102. https://doi.org/10.1002/cpp.2559
Spectrum of dissociative disorders
Dissociative Identity Disorder (DID)
Dissociative Amnesia
Depersonalization/Derealization Disorder
Buchnik‐Daniely, Y., Vannikov‐Lugassi, M., Shalev, H., & Soffer‐Dudek, N. (2021). The path to dissociative experiences: A direct comparison of different etiological models. Clinical Psychology & Psychotherapy, 28(5), 1091–1102. https://doi.org/10.1002/cpp.2559
Spectrum of dissociative disorders
Comparison of Symptoms Across Major Dissociative Disorders
Dissociative Identity Disorder (DID)
A client describes a recurring and distressing experience of feeling like they are an outside observer of their own thoughts and body, as if they are watching a movie of their life. They also report that the world around them sometimes feels unreal or dreamlike. The client does not report significant memory loss or the presence of alternate identities. Based on this specific set of symptoms, which of the following is the most likely classification for their experience?
Learn After
Dissociative Disorders. (2013). DSM-5® Clinical Cases. https://doi.org/10.1176/appi.books.9781585624836.jb08
Presentation DID
Dissociative Identity Disorder. (n.d.). American Association of Marriage and Family Therapy. https://aamft.org/Consumer_Updates/Dissociative_Identity_Disorder.aspx#:~:text=Causes,emotional%2C%20physical%20or%20sexual%20abuse
Gillig PM. Dissociative identity disorder: a controversial diagnosis. Psychiatry (Edgmont). 2009 Mar;6(3):24-9. PMID: 19724751; PMCID: PMC2719457.
Case Study: DID and volume changes in the brain
History of DID
Prognosis for people with DID
First step in evaluating if a person has DID
Alters in Dissociative Identity Disorder
Dissociative Identity Disorder References
Prevalence of Dissociative Identity Disorder
Evidence and Controversies Surrounding Dissociative Identity Disorder
Etiological Factors in Dissociative Identity Disorder
Clinical Vignette: Identifying Core Symptoms
A clinician is evaluating a patient who reports significant periods of 'lost time' where they cannot remember what they did for several hours. The patient's partner has observed that during these periods, the patient's demeanor, voice, and even physical mannerisms change dramatically, to the point where they seem like a completely different person. The patient has no recollection of these behavioral changes. Which of the following statements best synthesizes these core symptoms into a coherent psychological phenomenon?