Nonpurging Bulimia Nervosa: Where Does It Fit?

When most people think of bulimia nervosa, they think of binge eating and self-induced vomiting. While that is not incorrect, it is not the full picture either. In the current edition of the Diagnostic and Statistical Manual (DSM-IV), there are two subtypes of bulimia nervosa: purging (BN-P) and nonpurging (BN-NP). The difference lies in the types of compensation methods: patients with BN-P engage in self-induced vomiting, or the misuse of laxatives, diuretics, or enemas whereas patients with BN-NP use fasting or excessive exercise to compensate for binge eating.

How common in BN-NP? It is very hard to say. A small population-based study in Finland (less than 3,000 participants) found that 1.7% of the sample that bulimia nervosa, 24% had BN-NP (or 0.4% of the entire sample) (Keski-Rahkonen et al., 2009). (I couldn’t find much else on prevalence of BN-NP.)

Unfortunately, however, there’s been very little research … Continue reading →

Are All Anorexia Nervosa Patients Just Afraid Of Being Fat and Can We Blame The Western Media?

A really fun aspect of blogging is seeing what search terms lead people to my blog; a frustrating side-effect is not being able to interact with those people directly. This entry is, in part, an attempt to answer a common question that leads individuals to my blog. Common question or search queries are variants of the following (these are actual search terms that led to this blog, I corrected spelling mistakes): “do models cause eating disorders in women?”, “pictures of skinny models linked to eating disorders”, “do the images of models in magazines cause eating disorders?”, “eating disorders relating to thin models”, “psychiatrists thought on how skinny models are causing eating disorders”, “thin models are to blame for eating disorder.”

Well, you get the point.

I briefly started tackling the notions that the “thin ideal” promoted by Western media is to blame for the prevalence of eating disorders and a … Continue reading →