Section 6-1-203 - Battered woman syndrome(a) The "battered woman syndrome" is defined as a subset under the diagnosis of Post-Traumatic Stress Disorder established in the Diagnostic and Statistical Manual of Mental Disorders III - Revised of the American Psychiatric Association. (b) If a person is charged with a crime involving the use of force against another, and the person raises the affirmative defense of self-defense, the person may introduce expert testimony that the person suffered from the syndrome, to establish the necessary requisite belief of an imminent danger of death or great bodily harm as an element of the affirmative defense, to justify the person's use of force.