Scientific American: New DSM-5 Ignores Biology of Mental Illness
Wednesday, May 8, 2013
"This month the American Psychiatric Association (APA) will publish the fifth edition of its guidebook for clinicians, the Diagnostic and Statistical Manual of Mental Disorders, or DSM-5. Researchers around the world have eagerly anticipated the new manual, which, in typical fashion, took around 14 years to revise. The DSM describes the symptoms of more than 300 officially recognized mental illnesses—depression, bipolar disorder, schizophrenia and others—helping counselors, psychiatrists and general care practitioners diagnose their patients. Yet it has a fundamental flaw: it says nothing about the biological underpinnings of mental disorders. In the past, that shortcoming reflected the science. For most of the DSM's history, investigators have not had a detailed understanding of what causes mental illness.
"That excuse is no longer valid. Neuroscientists now understand some of the ways that brain circuits for memory, emotion and attention malfunction in various mental disorders."
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