Laryngeal photobiomodulation: application sites, interferences from body mass index and skin phototype.

Purpose: Establish points on the neck, correspondent to the laryngeal topography, where to apply Low Level Light therapy (LLLT), to evaluate the incidence of light through variables such as skin phototype and body mass index (BMI).

Methods: This is a cross-sectional, analytical, observational study, carried out with 15 vocally healthy women, between 18 and 50 years of age, who were divided into three groups, according to BMI and skin phototype. Six anatomical reference points were established to locate the larynx and its musculature, with visual monitoring by videonasolaryngoscopy, to assess light reach (present/absent) and degree of illumination (from very weak to very strong) in the larynx during the LASER application at doses of 3J, 6J and 9J.

Test for clinical reasoning evaluation in Speech-Language Pathology: content validity.

Purpose: To validate the content of the Speech-Language Pathology Concordance Test called FonoTCS.

Methods: This is a content validation study of the instrument. Five speech-language pathologists, all with doctoral degrees and teaching experience, averaging 24.

Immediate effects of the incentive spirometer in women with healthy voice.

Purpose: To evaluate the immediate effect of the incentive spirometer on acoustic measures, aerodynamic measures and on the auditory-perceptual assessment of vocal quality in vocally healthy women.

Methods: This is an experimental intra-subject comparison study with the participation of 22 women without vocal complaints. Acoustic measures, aerodynamic measures and auditory-perceptual assessment of vocal quality were obtained before and immediately after using the incentive spirometer by the participants.

Comparison between the acoustic fundamental frequency of the voice and the vibration frequency of the vocal folds analyzed by digital kymography.

Purpose: To compare the frequency of vocal fold opening variation, analyzed by digital kymography, with the fundamental voice frequency obtained by acoustic analysis, in individuals without laryngeal alteration.

Methods: Observational analytical cross-sectional study. The participants were forty-eight women and 38 men from 18 to 55 years of age.

Analysis of different performance times of the voiced trill technique in older women.

Purpose: To analyze and compare the immediate vocal effects of the voiced trill technique in the assessment of acoustic and auditory-perceptual measures of older women with and without self-perceived vocal changes.

Methods: Clinical, quasi-experimental study in older women, aged 60 to 70 years (n=53). A questionnaire on vocal self-perception, voice, and laryngeal assessment was applied, before and after performing the voiced trill technique.

Visual-perceptive assessment of glottic characteristics of vocal nodules by means of high-speed videoendoscopy.

Objective: Visual-perceptive assessment of glottic characteristics of vocal nodules by means of high-speed videoendoscopy.

Methods: Descriptive observational research with convenience sampling of five laryngeal videos of women with an average age of 25 years. The diagnosis of vocal nodules was defined by two otolaryngologists, with 100% intra-rater agreement and 53.

Accuracy Analysis of the Multiparametric Acoustic Indices AVQI, ABI, and DSI for Speech-Language Pathologist Decision-Making.

Purpose: To investigate the accuracy of the Acoustic Voice Quality Index (AVQI), the Acoustic Breathiness Index (ABI), and the Dysphonia Severity Index (DSI) for speech-language pathologist (SLP) decision-making in the evaluation of teachers' voice conditions.

Methods: Cross-sectional observational study with a convenience sample composed of 21 teachers "fit" in carrying out their work activities as a teacher, and 21 considered "unfit" for the same. All teachers underwent a voice evaluation, carried out by a voice-specialized speech-language pathologist.

The Effectiveness of Vocal Health Programs in the Prevention of Voice Disorders in Teachers: A Systematic Review and Meta-Analysis.

Purpose: To assess the effectiveness of voice disorder prevention programs and to verify the effectiveness of direct and indirect voice training on the Voice Handicap Index (VHI), Voice-Related Quality of Life (V-RQOL), maximum phonation time (MPT), fundamental frequency and shimmer, for the prevention of voice disorders in regular-school teachers.

Methods: This is a literature review with meta-analysis, carried out through an electronic search in PubMed, Cochrane Central, Embase, Web of Science, Scopus and BVS, and Google Scholar, as well as ClinicalTrials.gov databases for gray literature.

Videokymographic index of glottic function: an analysis of diagnostic accuracy.

Purpose: To develop the Videokymographic Index of Glottic Function (VIGF), a composite indicator from digital videokymography parameters, captured by high-speed videolaryngoscopy exams of women with and without laryngeal alterations of behavioral etiology.

Methods: The sample consisted of 92 women aged between 18 and 45 years. Fifty-five (55) women with behavioral dysphonia, presenting with laryngeal and voice alterations, and thirty-seven (37) women without any laryngeal and voice alterations.

Proposal of a protocol for thermographic assessment of the orbicularis oris muscle.

Background: The orbicularis oris muscle is extremely important to performing various oral functions, including mastication, swallowing and speech. Infrared thermography is a non-invasive painless technique that does not require either contrast or ionisation. It has been increasingly used in speech-language-hearing therapy in the last years.

Reducing the gap between science and clinic: lessons from academia and professional practice - part B: traditional vocal therapy techniques and modern electrostimulation and photobiomodulation techniques applied to vocal rehabilitation.

This text is the continuation of the XVIII SBFa Congress publication. In part "A" we presented the analyses on clinical vocal evaluation. Part "B" focuses on vocal rehabilitation: 4.

Reducing the GAP between science and clinic: lessons from academia and professional practice - part A: perceptual-auditory judgment of vocal quality, acoustic vocal signal analysis and voice self-assessment.

During the XXVIII Brazilian Congress of SBFa, 24 specialists met and, from a leading position on scientific research as a tool for connecting laboratory and clinic, five fronts of knowledge of the voice specialty were discussed as following: Perceptual-auditory judgment of vocal quality; 2. Acoustic analysis of the vocal signal; 3. Voice self-assessment; 4.

The Copenhagen Neck Functional Disability Scale: an analysis of singers with dysphonia and without vocal complaints.

Purpose: To analyze and compare the degree of cervical disability in singers with dysphonia and in singers without self-reported vocal complaints.

Methods: A cross-sectional observational analysis. Sixty-two singers participated in the study: Thirty-two singers without vocal complaints and 30 singers with a speech-language pathology and otorhinolaryngological diagnosis of dysphonia.

Analysis of the Immediate Effects of the LaxVox Technique on Digital Videokymography Parameters in Adults With Voice Complaints.

Objectives: Digital videokymography based on high-speed videoendoscopy enables the evaluation of therapeutic techniques and voice training, such as the LaxVox technique, on vocal fold vibrations. This study investigated the immediate effects of the LaxVox technique on digital videokymographic parameters obtained through high-speed videolaryngoscopy in adults with voice complaints.

Study Design: An experimental intrasubject comparative study of adults with voice complaints was conducted.

Auditory Training With Synthesized Voice Anchors: Effects on Rater Agreement.

Purpose: To investigate the effects of auditory training with synthesized voices on intra- and inter-rater agreement of the auditory-perceptual voice analysis of roughness and breathiness.

Methods: This was an experimental study consisting of four auditory training sessions. The sample consisted of twenty raters, students from a Speech-Language Pathology course, who had previous experience with auditory-perceptual assessment.

Voice amplifier: effects on dose and vocal intensity of teachers without dysphonia.

Purpose: Analyze the interference of using the voice amplifier in vocal dose of non-dysphonic teachers.

Methods: This is an experimental study comparing people from the same ambience compound for 20 teachers from municipal elementary school in Belo Horizonte/MG. After consent, the participants were requested to answer the vocal symptom scale questionnaire (ESV) and later participated in two different moments of the study, for which they randomly selected.

Digital Videokymography: Analysis of Glottal Closure in Adults.

Introduction: High-speed videolaryngoscopy and quantitative analysis of laryngeal images are relevant in accurately diagnosing vocal fold closure patterns.

Objective: To analyze the parameters of digital videokymography obtained through high-speed videolaryngoscopy in women and men with complete and incomplete glottal closure, and posterior glottal chink.

Methods: We conducted an observational, analytical, cross-sectional study with data from 65 adults, which we divided into groups according to sex and glottal closure.

Analysis of decannulation time and oral intake recovery in oral cancer patients.

Purpose: to analyze the time of decannulation and oral diet release of patients undergoing oral cancer surgery at the Hospital Alberto Cavalcante and to verify which factors are associated with the time of decannulation and oral diet release.

Methods: an observational study of the database of 33 adult patients surgically treated with oral cancer and served between 2012 and 2017. The socio-demographic variables (age and gender) and clinical variables (type of surgery, surgical extension, type of reconstruction, clinical conditions and times of decannulation and reintroduction of the oral route) were collected through electronic medical records analysis.

Manual Therapy with Neural Mobilization: Immediate Effect on the Vocal Quality of Women with Dysphonia.

Objective: To evaluate the immediate effect of neural mobilization on the voice quality, self-perceived phonatory effort, and laryngeal muscles of women with behavioral dysphonia.

Method: This is an intrasubject comparative study. The research included 21 women aged 18 to 59 years with vocal complaints.

Cepstral Measurements: A Comparison of Results Between Singing and Non-Singing Individuals.

Objective: To analyze and compare cepstral measurements in singing and non-singing men and women to understand if vocal adaptations of singers reflect greater cepstral measurement results.

Method: The study included 91 vocally healthy individuals, consisting of 60 erudite or popular singers (30 males, 30 females) and 31 non-singers (16 males, 15 females). The Cepstral Peak Prominence (CPP) and Cepstral Peak Prominence-Smoothed (CPPS) measures were carried out using the sustained /a/ vowel recorded with a unidirectional condenser microphone associated with a sound card on the computer.

High speed digital videolaringoscopy: evaluation of vocal nodules and cysts in women.

Purpose: To evaluate and compare the parameters of Digital kymography obtained through the High-speed Videolaryngoscopy of women without laryngeal disorders, of women with vocal fold nodules and of women with vocal cysts.

Methods: A cross-sectional observational study in which 60 women aged 18 years and 45 years were selected. Three study groups were formed: 20 women without laryngeal disorder forming the control group (Group 1), 20 women with diagnosis of vocal fold nodules forming Group 2 and 20 women with diagnosis of vocal cysts forming Group 3.

Effect of synthesized voice anchors on auditory-perceptual voice evaluation.

Purpose: To analyze if the use of synthesized voice anchor emissions in auditory-perceptual evaluation improves intra- and inter-rater agreement.

Methods: This is a quantitative study. Thirty-two inexperienced evaluators were selected and performed two activities on a Programming Interface created by the authors: Active Calibrator Activity - auditory-perceptual evaluation of the roughness and breathiness parameters as 0-no deviation, 1-slight deviation, 2-moderate deviation, or 3-intense deviation of 25 voices with the support of anchored emissions of synthesized voices; and Inactive Calibrator Activity - auditory-perceptual evaluation of these same voices without the support of anchored vocal emissions.

Nebulized Saline Solution: A Multidimensional Voice Analysis.

Purpose: To verify the effect of nebulization on the voice of dysphonic and non-dysphonic individuals on acoustic, perceptual-auditory, aerodynamic, electroglottographic, laryngeal parameters and on the self-perception of vocal discomfort.

Materials And Methods: All the research subjects were submitted to vocal evaluation, laryngeal and voice self-perception. Then, the participants remained in vocal rest for a period of 10 minutes and the analysis mentioned above were again performed.