GAD frequently occurs in conjunction with other psychiatric disorders, such as major depression, dysthymia, and panic disorder.3 Therefore, it is critical to identify any coexisting conditions prior to making treatment decisions. Neuropsychologic testing, chest radiograph, dexamethasone suppression testing, and an amobarbital interview are not indicated in the routine workup of GAD.
- Assess for comorbid psychiatric conditions.
3. Wittchen HU, Zhao S, Kessler RC, Eaton WW. DSM-III-R generalized anxiety disorder in the National Comorbidity Survey. Arch Gen Psychiatry 1991;51:355-64.
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