Multiple personality disorder

MONDO:0001159

A disorder characterized by the presence of two or more identities with distinct patterns of perception and personality which recurrently take control of the person's behavior; this is accompanied by a retrospective gap in memory of important personal information that far exceeds ordinary forgetfulness. The changes in identity are not due to substance use or to a general medical condition.

Also known as: dissociative identity disorder

8 clinical trials for this condition and its sub-types, 6 tagged with Multiple personality disorder itself.

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Where it sits in the disease tree

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↑ Dissociative disorder (19)

Including sub-types (8) Tagged with Multiple personality disorder (6)

Trials to join now! 3 Not yet finished but already full! 2 Completed 1

New therapy program shows promise for trauma survivors with dissociative disorders

Knowledge-focused Completed

This study tested a psychoeducational program called Finding Solid Ground for 30 adults with dissociative disorders caused by childhood trauma. Participants received 3 months of inpatient treatment and continued the program as outpatients. Researchers measured changes in trauma s…

Sponsor: Modum Bad • Aim: Knowledge-focused

Last updated Jun 27, 2026 11:00 UTC

Multiple personality disorder

Where it sits in the disease tree

New therapy program shows promise for trauma survivors with dissociative disorders