`` Conversion disorder '' causes twitching , stuttering , verbal outbursts . Dr. Jennifer McVige , a pediatric neurologist at the DENT Neurologic Institute who is treating many of the students affected , said , `` Conversion disorder is a physical manifestation of physiological symptoms where there is traditionally some kind of stress or multiple stressors that provoke a physical reaction within the body . '' It's a condition that can be caused by any number of things including physical trauma or abuse as well as mental illness and drug use.
`` Conversion disorder '' causes twitching , stuttering , verbal outbursts . It's a condition that can be caused by any number of things including physical trauma or abuse as well as mental illness and drug use.