Se presenta el caso clínico de una familia que consulta en un hospital de Buenos Aires atendido en coterapia en el cual se realizaron algunas maniobras básicas de Terapia Familiar para organizar el motivo de consulta. El mencionado equipo trabaja desde la psicología clínica con orientación sistémica. Palabras clave Psicología clínica - Orientación sistémica - Terapia Familiar ABSTRACT SYSTEMIC FAMILY INTERVENTION IN A CLINICAL CASE IN A HOSPITAL: “A GRANDMOTHER AND A POSITIVE MOMENT IN FAMILY COULD BE NEEDED” The aim of this paper is to present a clinical case of a family that consults in a hospital in Buenos Aires. They were attended in cotherapy in which some basic Family Therapy maneuvers were performed for the reason of consultation. The mentioned group works from the clinical psychology with systemic orientation. Key words Clinical psychology - Systemic orientation - Family therapy