psychiatric comorbidity

psychiatric comorbidity

This tag is associated with 4 posts

Personality Traits after Recovery from Eating Disorders: Do Anorexia and Bulimia Patients Differ?

When we think about eating disorders, we tend to think about eating disorder subtypes: anorexia nervosa (AN), bulimia nervosa (BN), and binge eating disorder. A lot of previous work has shown that individuals with AN and BN tend to be anxious, depressed, perfectionistic, and harm-avoidant. Patients with AN also tend to score low on novelty-seeking, impulsivity, and self-directedness, whereas patients with BN score high on novelty-seeking and impulsivity. More recently, however, some researchers began to wonder if there was another way to categorize patients–not according to symptoms, but according to personality traits?

They identified three clusters of personality subtypes that seemed to “cut across” eating disorder diagnoses, outlined below (taken from a previous post):

However, that research was done in ill patients, and so the question remained: Do these personality clusters persist after recovery? This is the question that Angela Wagner and colleagues asked in their study, published in 2006.

Specifically, they asked:

  1. What are the personality traits in individuals who have recovered from an ED?
  2. Are there personality-based clusters in individuals recovered from an ED? And if

Eating Disorders: Do Men and Women Differ?

Given that eating disorders disproportionately affect women, it is not unreasonable to assume that men differ from women in clinical presentation, personality and psychological characteristics. My guess would be that they differ. My reasoning is this: males and females grow up facing different pressures and expectations. Given that, I’d think there would be (perhaps only slightly) different risk factors that predispose men and women to develop eating disorders. Thus, I’d think that different groups of men and women (i.e. with different personality characteristics, psychiatric comorbidities, and life experiences) would be susceptible to EDs. (Hopefully that makes sense.) To answer that question, Dr. D. Blake Woodside and colleagues compared men with eating disorders vs. women with eating disorders vs. men without eating disorders.

Why are females much more likely to suffer from eating disorders than males? It appears that (at least) two arguments have been put forth:

Previous studies suggest that, at least in a clinical setting, men and women with eating disorders don’t really differ in their “clinical presentation, psychological measurements, or response to treatment.” But, what about individuals with eating disorders from a large …

EDs Don’t Discriminate: Psychiatric Comorbidity in Men with Eating Disorders

Eating disorders don’t discriminate, they just have a bias (more on this in the future). While the majority of eating disorder patients are females, males suffer from eating disorders as well. In fact, it is about, roughly, a 10:1 ratio.

Men tend to just keep quiet about it (and who can blame them, given the stigma women face, it only gets worse for the men.) But, on the inside, their experiences, thoughts, behaviours and recovery span the same spectrum. This is evident from an NYTimes feature (10 min video) called “Patient Voices“, where 2 brave men and several women share their stories of “what it is like to have an eating disorder”.

There’s relatively little research out there on men with eating disorders, in large part due to the low prevalence rates which makes it harder to get a large enough sample size. So, you have to get creative, as the authors of this study did: they reviewed the prevalence of eating disorders and comorbid psychiatric disorders using data from the Veterans Affairs medical centers of male patients in the fiscal …

Eating Disorders and Psychiatric Comorbidities in Female Inpatients

Patients with eating disorders commonly exhibit comorbid psychiatric disorders, including anxiety, depression and OCD. The presence of comorbid disorders has been shown to exacerbate the severity and chronicity of the disorder, and unfavourably affect treatment outcome. Moreover, comorbid disorders may necessitate specialized treatment plans that take into account all the co-occuring disorders. Recovery from an eating disorder is hard enough, but when it is complicated by depression and severe anxiety, it can be a lot harder.

Nonetheless, commonly co-occuring psychiatric disorders may also provide researchers and clinicians clues about the etiology of eating disorders, the underlying neuronal processes as well as possible pharmacological interventions.

Researchers have been identifying disorders that commonly co-occur with eating disorders and studying the differences in co-morbidity between disorders. I picked one to write about today, it is a study by Blinder and colleagues that came out in 2007. It is by no means the best, but also not the worst, and of course it has several limitations, which I will mention. But it is a place to start.

This is a retrospective study, meaning that the authors went back through …

  • Liz Agreed! It sounds like they are missing out on a L
  • Andrea Hi Liz, Sorry if I was unclear in the post; in th
  • Liz In this focus group, did the patients themselves a
  • Charlotte I can't articulate how much I can relate to e
  • peridot This article really resonates with me because I ha
  • Pre-morbid BMI, weight restoration, and amenorrhoe
  • ko I read your comment and can relate to everything y
  • Liz "Could it not be a more parsimonious explanat
  • A:) Also, this post made me wonder. . . what about jus
  • A:) Hmmmm. . . OK so let me see if I understand this (

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