II. Labs
- First-line tests
- Complete Blood Count
- Comprehensive metabolic panel (Electrolytes, Glucose, liver and renal tests)
- Serum B12 Level
- Urine Toxicologic Screen
- Blood Alcohol
- Thyroid Stimulating Hormone (TSH)
- Other tests to consider
III. Imaging
- Head Imaging Indications (CT Head, MRI Brain)
- New, severe, refractory Headache
- Focal neurologic deficit
- Head Trauma
IV. References
- (2013) DSM V, American Psychiatric Association, p. 99
- Holder (2014) Am Fam Physician 90(11): 775-82 [PubMed]