[Influence of consanguinity on clinical characteristics and affective disorders frequency in relatives of bipolar I patients].

Background: The genetic transmission of bipolar disorder remained undetermined up to now, partly due to clinical and genetically heterogeneity. In Tunisia, genetic study will profit from the existence of high rates of consanguinity.

Aim: To determine the rate of consanguinity in bipolar I disorders sample and to compare the clinical characteristics and the frequency of affective disorders in first and second degree relatives of probands with and without consanguinity.

[Seasonal depressive disorder: a controlled study in Tunisian psychiatric sample].

Seasonal affective disorder is considered as a clinical subtype of major depression. The criteria for seasonal pattern has been recently described in the international classification of mental disorders. The aim of this study was to compare the clinical characteristics of patients with major depression and with a seasonal and a non seasonal pattern.

[Adjustment disorders: a clinical study of a psychiatric hospital population in Tunisia].

The objectives of this study were to determine the frequency of adjustment disorders in psychiatric hospital and to establish the clinical and evolutional profiles of these disorders. A descriptive and retrospective study with approximately 115 patients hospitalized a first time in a psychiatric setting of the university hospital of Monastir in Tunisia for adjustment disorders according to the DSM-IV. The frequency of adjustment disorders in a psychiatric hospital was estimated at 11,8 %.

[Validation of the French version of the Raine schizotypal personality questionnaire in a population of Tunisian students].

Schizotypal personality disorder is considered as a marquer of schizophrenia proneness. In opposition at other self report measures of schizotypal personality disorder, the "Schizotypal Personality Questionnaire" (SPQ) developed by Raine, assesses all nine features of this disorder. The aims of this study is to present the validation on the French version of the SPQ on Tunisian student sample.