Blood Test for Depression

Peter Forster Basic Science, Diagnosis, Major Depression, Psychobiology, Testing, Treatments of Depression

How many times has a new patient in the clinic asked, “isn’t there a blood test for depression?” Always in the past we had to say that there were no reliable tests that could identify depression. There was some evidence that functional brain imaging could do so but the technique was expensive and experimental. In an article published in the …

Predicting Bipolar Disorder

Peter Forster Diagnosis, Testing

Predicting bipolar disorder might allow early intervention that could change the course of the condition, or prevent at risk adults or adolescents from developing severe mood swings. But is predicting bipolar disorder a reasonable goal? What is the science behind this effort? The August 2014 issue of Bipolar Disorders (the official journal of the International Society for Bipolar Disorders) has …

Biomarker for Suicidality

admin Testing, Treatments of Depression

A just published study by Jerry Guintivano, et al, in the July issue of the American Journal of Psychiatry reports having identified a gene that seemed to predict suicide. The study used one population to identify the risk association and then confirmed it prospectively in a second population. Zachary Kaminsky, Ph.D., an assistant professor of psychiatry and behavioral sciences at …

TMS Not Effective for Depressed Patients with Anhedonia

admin Treatments of Depression

TMS is a revolutionary treatment for major depression that is being significantly underutilized, but it is also a very expensive treatment that does not work for many patients with treatment resistant depression. One of the major issues impeding the use of TMS is the difficulty identifying patients who are likely to respond to treatment. In an earlier blog post we …

Simple Test May Predict Which Antidepressant Will Work

admin Treatments of Depression

A simple laboratory test may predict which antidepressant will work best. This is the result of a study reported in the American Journal of Psychiatry by a team of Canadian and European researchers. The study was part of larger research program (Genome-Based Therapeutic Drugs for Depression – an effort to find biomarkers to guide medication selection) and it identified C-reactive …