Background:

the case study focused on a fifteen-member Cape Verdean trigenerational extended family. Support from the nursing team was requested because an adolescent member dropped out of school due to unwanted or unplanned pregnancy. The family was not prepared to live the stage that marks the beginning of the fourth generation in the household.

Objective:

to analyze the process of care centered on a family, with a collaborative approach, using the Calgary family assessment and intervention model as a reference.

Methodology:

qualitative, the collection of information was elaborated through semi-structured interviews, carried out in the consultations and home visits that the team organized to help the family to deal with the transition to motherhood and birth.

Results:

the appreciation of the family in the categories structure, development, and functioning, facilitated the elaboration of nursing diagnoses, to plan interventions that contributed to develop skills to manage family transitions.

Conclusion:

at the end of pregnancy, the family was more empowered, able to focus on solutions rather than problems, supported the teenager to continue with the pregnancy, became involved in childcare, supported the most dependent family member in activities of daily living and mobilized community resources.