High conflict personalities may overlap with borderline personality disorder, narcissistic personality disorder, or bipolar depression.

“these high conflict personalities as you'll learn today are not in a category of so-called personality disorders now it is the case that people with high conflict personalities often also have borderline personality disorder narcissistic personality disorder or suffer from bipolar depression however as you'll soon learn people who have this high conflict personality type could fall into any one of those three different categories any combination of them or none of them at all”