Obsessive–compulsive disorder
Specialty | Psychiatry
Symptoms | Feel the need to check things repeatedly, perform certain routines repeatedly, have certain thoughts repeatedly
Complications | Tics, anxiety disorder, suicide
Usual onset | Before 35 years
Causes | Unknown
Risk factors | Child abuse, stress
Diagnostic method | Based on the symptoms
Differential diagnosis | Anxiety disorder, major depressive disorder, eating disorders, obsessive–compulsive personality disorder
Treatment | Counseling, selective serotonin reuptake inhibitors, tricyclic antidepressants
Frequency | 2.3%