[Vocal rehabilitation in patients with Parkinson disease: interfering factors].

BACKGROUND Vocal rehabilitation of patients with idiopathic Parkinson disease. AIM To describe the interfering factors in the vocal rehabilitation of five individuals with Parkinson disease and to present the modifications in the oral communication. METHOD Interviews and pre and post vocal treatment assessments were carried out using the Lee Silverman Voice treatment method (LVSTO). RESULTS Articulation improvement was observed, as well as improvements in the vocal loudness and quality, generating satisfaction among the patients and family. CONCLUSION The analyses of factors that contributed to the therapy process or made it difficult indicate aspects that must be taken into consideration to obtain effective results.