It is not appropriate to label any one personality disorder as the “most dangerous,” as all personality disorders can cause significant distress and impairment for the individual experiencing them, as well as those around them. Additionally, individuals with personality disorders may experience symptoms that overlap with other disorders, and may benefit from a tailored treatment approach that addresses their individual needs and concerns.
That being said, some personality disorders are associated with a higher risk of harm to self or others. For example, individuals with borderline personality disorder (BPD) may engage in self-harm behaviors or suicidal ideation, and may also experience intense and unstable relationships with others. Individuals with antisocial personality disorder (ASPD) may engage in criminal behavior or other harmful acts, and may have a disregard for others’ rights and feelings.
It is important to note, however, that not all individuals with BPD or ASPD will engage in harmful behavior, and that treatment can help individuals with personality disorders manage their symptoms and reduce the risk of harm to themselves or others. Treatment may involve medication, psychotherapy, and/or other interventions aimed at improving an individual’s quality of life and functioning.