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The list of available dissociative disorders listed in the DSM-5 changed from the DSM-IV-TR, as the authors removed the diagnosis of dissociative fugue, classifying it instead as a subtype of dissociative amnesia. Furthermore, the authors recognized derealization on the same diagnostic level of depersonalization with the opportunity of ...
Between 1968 and 1980, the term that was used for dissociative identity disorder was "Hysterical neurosis, dissociative type". The APA wrote in the second edition of the DSM: "In the dissociative type, alterations may occur in the patient's state of consciousness or in his identity, to produce such symptoms as amnesia, somnambulism, fugue, and ...
The host often shows higher EEG coherence than alter personalities. [6] This difference provides objective evidence that there is different neuronal activity between host and alter personalities. There has been brain scan evidence to show that stressful or traumatic memories are often much more present in the alter personalities than the host. [6]
Before dissociative fugue can be diagnosed, either dissociative amnesia or dissociative identity disorder must be diagnosed. [7] The only difference between dissociative amnesia, dissociative identity disorder and dissociative fugue is that the person affected by the latter travels or wanders. This traveling or wandering is typically associated ...
[9] [10] [11] Perhaps the most significant subjective differences between dissociatives and the classical hallucinogens (such as LSD and mescaline) are the detaching effects, including: depersonalization, the feeling of being unreal, disconnected from one's self, or unable to control one's actions; and derealization, the feeling that the ...
To strengthen a single dissociation, a researcher can establish a "double dissociation", a term that was introduced by Hans-Lukas Teuber in 1955. [2] This is the demonstration that two experimental manipulations each have different effects on two dependent variables; if one manipulation affects the first variable and not the second, the other manipulation affects the second variable and not ...
The development of alters in DID is related to extreme traumatization, in which an individual will "split" and create alter personalities as a response to adverse traumatic experiences. [ 37 ] Though the word splitting is used in the context of both dissociative personality disorder and borderline personality disorder and there is comorbidity ...
As patients with dissociative disorders likely experienced intense trauma in the past, concomitant dissociative disorders should be considered in patients diagnosed with a stress disorder (i.e. PTSD or acute stress disorder). [50] The diagnosis of depersonalization disorder can be made with the use of the following interviews and scales: