Screening tests are performed by a mental health specialist to determine if a patient is suffering from depression. Screening tests, such as the Beck Depression Inventory and the Hamilton Rating Scale, are used to assess the patient through a series of questions, which can help diagnose the patient with depression.
Last Spring, I went to a conference in which blood tests for deciding the "right' medication for mood disorders was discussed. These tests determine how a person metabolizes a certain medication, then the doctor could decide what is best for his patient. They were specifically talking about antidepressants, but other medications are being examined…