As psychiatric disorders become attributable to specific, testable causes, will psychiatry become obsolete?

The lack of objective medical tests in psychiatry is a common criticism of the field. According to some, being a doctor means using physical exams, lab work or imaging to evaluate patients. Indeed, oncologists can find a tumor on a CT scan. Cardiologists can diagnose a heart attack with blood tests or an electrocardiogram.  Read the rest of this article at Scientific American…