Trauma and Eating DisordersThe Causes and Effects of Abuse and Developing an EDNov 17, 2008 Lisa Ann Schleipfer
Research into the effects of trauma, such as sexual assault or childhood abuse, are showing more and more direct links to development of eating disorders.
Eating disorders are about more than just worrying about weight, food, and body image. Eating disorders have latent social, psychological, and interpersonal factors that contribute to their manifestation. The main psychological causes, such as low self-esteem, a lack of control, loneliness, depression and anxiety, also are the main psychological results of trauma and abuse. Correlations are high between prior traumatic experiences and EDs, especially in bulimia nervosa. Eating disorders generally have high rates of dual-diagnosis, many patients diagnosed with an ED experience co-occurring disorders such as substance abuse, anxiety, depression, and personality disorders. Childhood Sexual Abuse and Eating DisordersThe correlations between EDs and trauma were first discovered with victims of childhood sexual abuse, or CSA. Researchers have since discovered links between EDs and other forms of trauma, such as sexual assault, sexual harassment, emotional abuse, physical abuse or assault, and neglect. The traumatic correlations between abuse and EDs, are generally discovered in adults suffering from eating disorders, with the traumatic event occurring in their past. in the past few years, the same correlations for children who have developed eating disorders have been documented. A 2000 study published in the Journal of the American Academy of Child and Adolescent Psychiatry, showed young females that were sexually traumatized were also predisposed to showing symptoms of eating disorders. The trauma participants had higher rates of weight dissatisfaction, were more likely to purge and diet and ate less when emotionally upset than the control group. Bulimia and Prior AbuseA person suffering from a traumatic event are more likely to develop bulimia nervosa than any other eating disorder. This correlation is most often associated with CSA, as studies in the late 1990s showed that childhood sexual abuse was a strong risk factor for bulimia. Although the correlations are strong, the reason for the relationship between trauma and bulimia are unknown. One theory extends that there are biological explanations for patients with bulimia, in which bulimics release a chemical during stressful events that impacts appetite. [1] Other theories are more general, in that trauma is more likely to produce psychological disturbances that can lead to development of eating disorders. Post Traumatic Stress Disorder and EDsPost Traumatic Stress Disorder, partial PTSD, or clinical anxiety all have the ability to increase the probability of developing an eating disorder. [2] PTSD is linked to eating disorders via trauma, in that a traumatic event or experience can produce similar effects to PTSD. Physical evidence of this was found in an August 2008 Brigham Young University study, which showed that after a trauma there is a reduction in the size of the hippocampus, the part of the brain that effects learning and memory, and is most often associated with PTSD. Some professionals in the medical community believe the links between PTSD and eating disorders are almost synonymous. A 2007 study from the Medical University of South Carolina has linked PTSD and EDs to the point of suggesting that ED treatment programs should adopt a standard practice of evaluation and treatment for PTSD. [2] Although the ties between abuse and EDs are substantial, they are not mutually exclusive. Exploring the links between trauma and eating disorders can point medical professionals in directions of better and more effective ED treatment, and by addressing the psychological implications of a traumatic event; a patient may be better able to recover from his or her disorder. [1] Smyth, J., Heron, K., Wonderlich, S., Crosby, R., Thompson, K; (2008); The Influence of Reported Trauma and Adverse Events on Eating Disturbance in Young Adults; International Journal of Eating Disorders, 41 (3), 195-202. [2] Brewerton, T.; (2007); Eating Disorders, Trauma, and Comorbidity: Focus on PTSD; Eating Disorders, 15, 285–304.
The copyright of the article Trauma and Eating Disorders in Eating Disorders is owned by Lisa Ann Schleipfer. Permission to republish Trauma and Eating Disorders in print or online must be granted by the author in writing.
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