PSYCH 2AP3 Lecture 25: Lecture 25 - Dissociative Disorders
11 Feb 2019
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Dissociative disorders in dsm-5: dissociative amnesia, dissociative identity disorder, depersonalization/derealization disorder, other specified dissociative disorder, unspecified dissociative disorder. Dsm-5 criteria for did: two or more distinct personality states; marked discontinuity in sense of self; alternations in affect, behavior, consciousness, memory, perception, cognition, and/or sensory-motor functioning. Differences between alters: age, ethnic background, ancestry, accents, vocabularies, species, physiology, headaches; allergies; visual acuity; heartrate, bp; drug reactions; menstrual cycle; handedness, handwriting. Sight & blindness in different alters: german did patient, with misdiagnosed cortical blindness" after an accident 13 years ago before psychotherapy, no cortical evoked responses to visual stimuli in blind alters. Individual unconsciously plays culturally-sanctioned dissociative role: hypnotic states (hidden observer, mediumship, spirit possession (part of dsm-v did, multiple personalities in did, takes role characteristics from cultural stereotypes, or patterns, media depictions, religious beliefs, therapist suggestions or descriptions. Canadian psychiatrists harbor reservations about the validity of the diagnosis and its inclusion in the dsm. (kihlstrom, 2004)
