Eating disorders

Question 1

State the prevalence and prognosis data for anorexia

Answer 1

prevalence is between 0.3-2.2%; prognosis after 5 years is mortality of 0.9%, recovery of 32.6%, improvement of 32.7% and chronicity of 34.4%

Question 2

State the prevalence and prognosis data for bulimia

Answer 2

prevalence is between 0.9-2.9%; prognosis at 30 months is mortality of 0.5%, recovery of 47.5%, improvement of 26% and chronicity of 26%

Question 3

What factors contribute to the etiology of ED’s?

Answer 3

socio-cultural factors, stressful events and maintenance factors (such as feeling of control, feeling of increased personal value and attention by others…)

Question 4

What neural correlates are associated with presence of eating disorders?

Answer 4

Imbalanced prefrontal cortex-mesolimbic convergence on the insular cortex