Backgroud/aim: Child Sexual Abuse (CSA) is a public health problem with negative effects on the mental health and development of children and adolescents. The aim of this study was to identify the psychiatric outcomes of child sexual abuse and the trauma-related behavioural and emotional problems in adolescents. Method: 136 CSA victims and 136 age and gender-matched control group participated in the study between 1 December 2010 and 31 December 2013. Diagnostic evaluation of the CSA victims was applied with the criteria of the DSM-IV-TR by child and adolescent psychiatrists and behavioral and emotional problems were assessed by the Youth Self Report. Results: CSA victims are 86.0% were female and %30.1 expereinced multiple sexual abuse events. %72.1 of CSA victims has psychiatric diagnosis on Axis 1. Compared to age-matched controls Internalizing problems (p<0.001), Anxiety/depression (p<0.001), Withdrawn (p<0.001), and Rule breaking behaviour (p=0.002) scores are higher in the CSA group. Conclusion: Specific problems following a traumatic event may be important in respect of treatment and a formulation to understand the psychopathology. There is a need for longitudinal childhood studies to investigate the mediators of the psychopathology and to understand the emotional and behavioural problems of CSA victims.