Avaliação e tratamento da puberfonia: Revisão da literature

Introduction: Puberphonia is a voice disorder that beguins in the adolecency and it is characterized by the use of a high fundamental frequency after the period of vocal alteration. It has multiple causes, going from a lack of adaptation of the laryngeal muscle to environmental and psychosocial influences. Objective: The aim of present study was to collect and analyze the current scientific evidence on the evaluation and treatment of puberphonia. Data sources: We carried out a search of published works from 2008 to 2018 in the PubMed and LILACS (Latin American Literature) databases. The search terms used were puberphonia, falsette mutacional, disorder of the vocal change and all possible combinations in Spanish, English and Portuguese. The exclusion criteria used were: articles published in other languages, bibliographic reviews, articles that in their summary did not include methodology, results or conclusions of the research. Data Synthesis: The literature review revealed 16 articles that met the inclusion and exclusion criteria. The studies reviewed had a total sample between 1 to 45 subjects with puberphonia, all male. The majority of the sample designs were non-experimental and only two were experimental type (control case). Conclusion: Puberphonia is a voice disorder characterized by the use of more acute tone, bitonalities and vocal instability. The voice therapy is the most effective measure according to the revision of the literature. However, there is also type III thyroplasty as a surgical alternative, especially in cases where voice therapy does not present good results.