[Towards a partnership-based care approach to adolescence].

The transition from child psychiatry to adult psychiatry is difficult. The need to reinforce this 'bridge' between the services is clear. A system focused on the assessment and orientation of adolescents, set up a year ago by Lille-Métropole public mental health service, aims to favour collaboration on a local level between the different players from the social, medical and educational sector working with young people aged between 12 and 21 in order to facilitate this transition.