[Acute psychotic episode in adolescence: predictive elements of mood disorder progression]. / Episode psychotique aigu a l'adolescence: elements prédictifs d'une évolution vers les troubles de l'humeur.

OBJECTIVE: Our aim is to try to determine predictors of an evolution to mood disorder during a first psychotic episode in adolescence. METHODS: We proceed with a retrospective study concerning 21 patients having developed a first psychotic episode in adolescence, and admitted in our service within the period from 1991 to 1996, with a follow up of 2 to 7 years. 8 of them, were diagnosed bipolar disorder meeting the criteria of the DSM IV, the other were diagnosed schizophrenic disorder the two groups of patients we have compared. (Fisher test) RESULTS: The predictors of mood disorder evolution seems to be: An acute onset, a good quality of social integration before the onset of troubles and a thymic exaltation, logorrhea.