Objective: To provide understanding into the biological basis of thinking and behavior in people with personality disorders, explain anatomic findings, and appraise therapeutic options.
Data Sources: PubMed was searched with no date restrictions using the terms personality disorders DSM-5, cluster B personality disorders, biological psychiatry of personality disorders, neurobiology of personality disorders, and neurobiology of cluster B personality disorders.
Study Selection/data Extraction: We identified 2,790 English-language articles and utilized 18 in this report.