Bipolar disorder is often misdiagnosed as borderline personality disorder, reports an article in Medical Daily. This is a major problem for both disorders because misdiagnosis can lead to a worsened symptoms, complications from the disorder or from mistreatment of the disorder, or suicide. Although bipolar disorder and borderline personality disorder have many similarities, there are important differences that can help determine which would be the more appropriate diagnosis. The major defining feature of bipolar disorder involves extreme highs and lows in mood that may have breaks in between the extreme mood swings, while borderline personality disorder appears on a more consistent basis. To read this article in its entirety, click here.