The provisional diagnosis I came up with for Aaron Stampler at first was Dissociative amnesia disorder F44.0 because he had such a hard time remembering important things. Individuals who have dissociative amnesia cannot remember important information that is usually of a personal nature. This amnesia is usually stress related (Morrison, 2014, p. 235). Therefor Stampler does not meet the criteria for that disorder. However, when Stampler emerges into Roy who had a totally different voices, no manners, and outspoken. I was certain Stampler was showing signs of dissociative identity disorder F44.81. A severe condition in which two or more distinct identities, or personality states, are present in and alternately take control of an individual. …show more content…
(Morrison, 2014, p. 235) This would explain why Stampler had such a hard time remember information. Unfortunately if Stampler/Roy did not fool Vail and Dr. Arrington, she probably would have been able to give him a diagnosis of Malingering Z76.5, which is one of the differential diagnoses for dissociative identity disorder. Malingering is defined as the intentional production of the signs or symptoms of a physical or mental disorder. Individuals that fake dissociative identity disorder tend to be relatively undisputed by or may even seem to enjoy having the disorder, like Stampler actions at the end of the movie. He felt a sense of euphoria, defeat, a win, as he mocked Vail and tells him he made the whole dissociative identity disorder up. However, individuals with genuine dissociative identity disorder tend to be ashamed of and overwhelmed by their symptoms by either …show more content…
Other specified dissociative disorders, major depressive disorder, bipolar disorders, PTSD, psychotic disorders, substance/medication-induced disorder, personality disorder, conversion disorder (function neurological symptoms disorder), seizure disorder, and Factitious disorder and malingering. Aaron Stampler could not be diagnose with any of these differential diagnosis because dissociative Identity disorder is the only disorder in the DSM-5 where we see disruption of identity characterized by two or more distinct personality states. (American Psychiatric Association & American Psychiatric Association, 2013, p.