The judicialization of health social phenomenon caused the Federal Supreme Court (STF) ask for a Public Hearing in 2009. The call of society in its different segments should provide the basis for the judge's decisions. The discourses given at the event were investigated in order to answer whether the public health audience presented arguments that have been incorporated by the Supreme Court seat of their decisions, denoting changes in the legal subsystem. The research was conducted on the basis of the STF data center, available on the internet. The method of discourse analysis (AD) and comparative matrices of judgments was used. The results concluded that the hearing proved to be strategic and that the participant's discourses by distinct segments demonstrated that the right to health has no hegemonic meaning in society. It was concluded that the two social subsystems - health and law - had the opportunity for mutual learning. The legal subsystem incorporated in the decisions analyzed 20% of the arguments presented at the Health Public Hearing.
Health System; Judiciary; Court Decisions; Health Law; Public Hearing