BACKGROUND: the ways of the speech-language therapy in the Unique System of Health - SUS. PURPOSE: to accomplish a brief report about the health questions evolution in Brazil and speech-language therapy service evolution in the Public System, in addition to carry through a quick analysis on the concern of research in this area. CONCLUSION: speech-language therapy service has been presenting significant advances in the Unique System of Health. Since its insertion in SUS, between the decades of 70 and 80, many conceptions and practices have been reevaluated. However, it is necessary to have acquaintance on this step so that we can make it to advance each time more. We believe that this service deserves important attention from the actions of public health and that scientific evidences are necessary in order to prove the significance of this work.
Speech-Language Pathology; Public Health; Research in Health Services; Use of Scientific Information for Health Decision Making