dissociative disorder dissociative fugue Is a confusion over personal identity (or even the assumption of a new identity), accompanied by unexpected travel away from home. Understanding abnormal behavior.David Sue, Derald Wing Sue, Stanley Sue.DSM-IV-TR (american Psychiatric Association) The onset of this disorder is usually related to traumatic, stressful, or overwhelming life events. Most cases are described in adults. Single episodes are most commonly reported and may last from hours to months. DSM-IV-TR (american Psychiatric Association) 300.13 F44.1 fuga disociativa