The term borderline, as it applies to borderline personality disorder, has origins in the notion that the individual is functioning on the border of avoidant and psychotic forms of psychopathology.

Question

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The term "borderline" originally referred to the belief that the disorder was on the border between neurotic and psychotic disorders, not specifically between avoidant and psychotic forms of psychopathology.

The Term Borderline, as It Applies to Borderline Personality Disorder