Open Access
Int Arch Otorhinolaryngol 2014; 18(01): 011-015
DOI: 10.1055/s-0033-1358586
Original Article
Thieme Publicações Ltda Rio de Janeiro, Brazil

Association between Lung Function and Vocal Affections Arising from Tobacco Consumption

Karoline Weber dos Santos
1   Speech Language Pathologist by Universidade Federal de Ciências da Saúde de Porto Alegre–UFCSPA. Mastering Post Graduate Program in Rehabilitation Sciences - emphasis on Musculoskeletal Rehabilitation - UFCSPA
,
Simone Soares Echeveste
2   Statistics with Masters in Business Administration—emphasis on Marketing by the Universidade Federal do Rio Grande do Sul-UFRGS. Is currently a professor of higher education institutions and ULBRA UNISINOS
,
Deisi Cristina Gollo Marques Vidor
3   Speech Language Pathologist with Masters and Doctor in Linguistics—PUCRS. Associate Professor, Department of Speech Pathology, at Universidade Federal de Ciências da Saúde de Porto Alegre–UFCSPA
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Publikationsverlauf

16. Juli 2013

11. August 2013

Publikationsdatum:
28. November 2013 (online)

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Abstract

Introduction Smoking is a major risk factor for numerous diseases; it is necessary to analyze the impact that the habit can have on vocal health.

Objectives To determine the influence of smoking on changes in vocal production and lung vital capacity compared with nonsmokers.

Methods This cross-sectional study compared smokers and nonsmokers (24 subjects each). Each participant underwent a vocal and spirometric evaluation to measure vital lung capacity.

Results The results showed a worsening in lung vital capacity and other parameters of voice in smokers compared with nonsmokers. Furthermore, the decreased pulmonary vital capacity affected the evaluated voice parameters, and decreased carrying capacity was closely related to smoking. The time and amount of consumption had a direct relationship with the vocal and maximum phonation time.

Conclusions This study showed that smoking causes voice disorders due to lung weakness. Thus, voice changes are affected both directly by interference of smoking on vocal structures and indirectly by increased weakness, which impairs lung vocal production.