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Drug industry is partly to blame for overdiagnosis of bipolar disorder, researchers claim

BMJ 2008; 336 doi: https://doi.org/10.1136/bmj.39577.442650.DB (Published 15 May 2008) Cite this as: BMJ 2008;336:1092
  1. Michael Day
  1. 1Milan

    Marketing tactics by the drug industry are contributing to a huge overdiagnosis of bipolar disorder, researchers have said.

    A team from Brown University in Rhode Island says it has evidence that fewer than half of patients who were given a diagnosis of the disorder actually had it (Journal of Clinical Psychiatry www.psychiatrist.com/abstracts/oap/ej07m03888.htm). Their finding contradicts previous claims that the illness was underdiagnosed.

    Lead researcher Mark Zimmerman of Rhode Island Hospital and Brown University, said: “There might well be some cases where the condition goes undiagnosed.

    “But the results from this study suggest that bipolar disorder is being overdiagnosed, and, given the serious …

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