The Role of Neurophysiological Biomarkers in Obsessive-Compulsive Disorder.

Background: Obsessive-compulsive disorder is a highly debilitating psychiatric disorder with a high rate of treatment resistance. Biomarkers for obsessive-compulsive disorder may assist clinicians by predicting response to treatments and prognosis.

Objective: The aim of the study was to review the literature with regards to two of the more easily ascertainable and relatively inexpensive physiological biomarkers, i.