General Discussion
In reply to the discussion: We failed her. Big time. Boston Children’s was experimenting on Justina Pelletier, [View all]pnwmom
(110,254 posts)took a public stand against the new definition, saying that the definition was far too broad and that it would sweep in many people who had serious physical illnesses, like cancer and diabetes.
http://www.bmj.com/content/346/bmj.f1580
By Dr. Francis Allen, editor of DSM-IV
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The overinclusiveness of this diagnosis is suggested by the results of the DSM-5 field trial study reported by the somatic symptom disorder work group at the 2012 annual meeting of the American Psychiatric Association. Somatic symptom disorder captured 15% of patients with cancer or heart disease and 26% with irritable bowel syndrome or fibromyalgia, and it had a high false positive rate of 7% among healthy people in the general population.1 The rate of psychiatric disorder among medically ill patients is unknown, but these rates seem high, and the burden of proof before introducing any new diagnosis is that it has a favourable risk to benefit ratio. Yet the proposed diagnosis is unsupported by any substantial evidence on its likely validity and safety and was strongly opposed by patients, families, caregivers, and advocacy organizations.2
The DSM-5 definition of somatic symptom disorder is loose. It requires only one bodily symptom that is distressing or disruptive to daily life, which lasts at least six months. It also requires one of the following psychological or behavioral responses: disproportionate thoughts about the seriousness of symptom(s); persistently high level of anxiety about symptom(s); or excessive time and energy spent on health concerns.3 This is far looser than the (rarely used) definition of somatization disorder in DSM-IV. This required a history of many medically unexplained symptoms before the age of 30 years that occurred over several years and which resulted in treatment being sought or psychosocial impairment. A total of eight or more medically unexplained symptoms were needed from four specified symptom groups, with at least four pain and two gastrointestinal symptoms.4
Previous DSM criteria have always included reminders to clinicians to rule out other explanations before concluding that any mental disorder is present. I suggested to the working group that similar reminders should be included this time and that before somatic symptom disorder is diagnosed clinicians should consider whether the health concerns are completely unrealistic or whether an underlying medical disorder might account for them. I also suggested that clinicians should consider whether symptoms might be caused by one of several mental disorders that often present with physical problems (such as depression, generalized anxiety, or panic disorder). The DSM-5 working group reviewed these suggestions and rejected them.
Misapplication of these catch-all criteria, especially in harried primary care practice, may result in inappropriate diagnoses of mental disorder and inappropriate medical decision making.5 Millions of people could be mislabeled, with the burden falling disproportionately on women, because they are more likely to be casually dismissed as catastrophizers when presenting with physical symptoms.
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