Uploaded June 2026 | Updated September 2026, 2 weeks ago

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When NPD decompensates, BPD. When BPD decompensates AsPD.

Switching and self-states.

OSDD (Other Specified Dissociative Disorder).

Co-occurrence rates

Genetic and nonshared environmental influences, etiologies

Shared features in AsPD, BPD, psychopathy

Anxious-preoccupied attachment

Similar developmental course

Disinhibition

Gender and sex

Borderline and Histrionic personality disorders may be manifestations in females of secondary type psychopathy (as measured by Factor 2 of the PCL-R test).

LITERATURE

Chun S, Harris A, Carrion M, Rojas E, Stark S, Lejuez C, Lechner WV, Bornovalova MA. A psychometric investigation of gender differences and common processes across borderline and antisocial personality disorders. J Abnorm Psychol. 2017 Jan;126(1):76-88. doi: 10.1037/abn0000220. Epub 2016 Nov 3. PMID: 27808543; PMCID: PMC5217473.

Mohajerin, B., Mohammadi, P. & Howard, R. Comorbidity of borderline with antisocial and narcissistic personality disorders: a multimethod study. bord personal disord emot dysregul 13, 16 (2026). doi.org/10.1186/s40479-026-00349-z

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