An interesting article about co-morbidity of Bulimia and Borderline Personality Disorder.

Extract:
Comorbidity is the existence of two mental health disorders in one individual. With clinical comorbidity, these syndromes are categorically distinct, yet one syndrome may influence the outcome, course and treatment response of the other disorder.

There are a number of biological and psychological risk factors for the development of eating disorders

Source: Borderline Personality Disorder and Eating Disorders – Borderline Personality Disorder