[Between life and death; a case of retrieved sudden death].

This article is about the case of a six month old baby whose parents had found more than twenty times in his bed almost agonizing and who had been reanimated each time thanks to the alarm given by a monitor. The psychotherapeutic treatment of the family, in the presence of the child lasted 32 sessions: this put an end to the respiratory and cardiac disorders and enabled a better understanding of the psychodynamics and the psychopathology of infancy.