Lead Sponsor

University of Sao Paulo

Age

18 - No limit years

Sex

ALL

Healthy Volunteers

No

•Patients having been diagnosed with trichotillomania according to Diagnostic and Statistical Manual of Mental Disorders IV (DSM-IV) criteria; being at least 18 years of age; and having had four or more years of schooling.

•Patients that having been diagnosed with trichotillomania according to DSM-IV criteria; having less of 18 years of age; and having less of four years of schooling.
•Patients with a history of suicidal ideation,
•Patients with any clinical pathology requiring emergency treatment at admission,
•Patients with mental retardation or any other central nervous system disorder that severely impairs cognitive function,
•those with a psychotic disorder,
•those currently being treated with psychotropic drugs,
•those with any DSM-IV axis II diagnosis,
•those who scored ≤ 2 on the MGH-HPS in an initial screening.