Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Larynx

Larynx

The human larynx, often referred to as the voice box, is an intricate organ located in the neck. It serves as a pathway for air to enter the lungs during respiration and is an essential component of voice production.
Anatomy of the Larynx
The larynx consists of various components, including cartilage, muscles, and vocal cords. Its structure includes three large unpaired cartilages—the thyroid, cricoid, and epiglottis—and three smaller paired cartilages—the arytenoids, corniculates, and...

Physical Assessment of the Respiratory Tract IV: Auscultation

Physical Assessment of the Respiratory Tract IV: Auscultation

Auscultation is a crucial component of the physical assessment of the respiratory tract. It offers valuable insights into airflow through the bronchial tree and potential lung obstructions. This process involves careful listening to breath, voice, and adventitious sounds, which can reveal a wealth of information about a patient's respiratory health.
Breath Sounds
Breath sounds are categorized into vesicular, bronchovesicular, and bronchial.

Pulmonary Function Tests

Pulmonary Function Tests

Pulmonary Function Tests (PFTs)
Pulmonary Function Tests are crucial diagnostic tools for assessing respiratory function, particularly in patients with chronic respiratory disorders. They comprehensively evaluate lung volumes, ventilatory function, breathing mechanics, diffusion, and gas exchange. These tests help diagnose pulmonary diseases and play a significant role in monitoring disease progression, evaluating disability, and assessing response to therapy.
PFTs involve using a spirometer, a...

Correlations

Correlations

Correlation means that there is a relationship between two or more variables (such as ice cream consumption and crime), but this relationship does not necessarily imply cause and effect. When two variables are correlated, it simply means that as one variable changes, so does the other. We can measure correlation by calculating a statistic known as a correlation coefficient. A correlation coefficient is a number from -1 to +1 that indicates the strength and direction of the relationship between...

Correlation

Correlation

In statistics, two variables are said to be correlated if the values of one variable are associated with the other variable. Depending on the relationship between two variables, correlation can be of three types– positive correlation, negative correlation, and zero correlation.
Two variables, for example, a and b, are said to be positively correlated if both variables move in the same direction. In other words, a positive correlation exists between two variables, a and b, if:

Pulse amplitude and quality

Pulse amplitude and quality

Pulse amplitude is a crucial indicator of cardiac health because it provides valuable insights into the strength of left ventricular contractions and the overall uniformity of blood circulation within the vasculature. The strength of the pulse is directly related to the force with which the heart contracts and the volume of blood being pumped.
A weak or absent pulse may indicate reduced cardiac output or poor left ventricular contraction, which can be signs of cardiovascular dysfunction or...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Central auditory screening in children with behavioral dysphonia using the AudBility program.

International journal of pediatric otorhinolaryngology·2025

Same author

Post-extubation laryngitis in children: diagnosis, management and follow-up.

Brazilian journal of otorhinolaryngology·2024

Same author

Role of fiberoptic endoscopic evaluation of swallowing (FEES) in children with suspected dysphagia.

Jornal de pediatria·2024

Same author

Position paper of diagnosis and treatment of post-extubation laryngitis in children: a multidisciplinary expert-based opinion.

Brazilian journal of otorhinolaryngology·2024

Same author

Initial evaluation of a multidisciplinary pediatric aerodigestive program in a Brazilian hospital: challenges and mitigation strategies.

Jornal de pediatria·2023

Same author

Oral Teratoma with Hairy Polyp-Like Features: A Brief Report of a Rare Presentation.

International journal of surgical pathology·2022

Search research articles

Related Experiment Video

Updated: Jun 21, 2026

Asthma Detection Research Based on Voice Signal Processing and Machine Learning

Asthma Detection Research Based on Voice Signal Processing and Machine Learning

Published on: July 22, 2025

Correlation between voice and life quality and occupation.

Ana Lúcia Spina¹, Rebecca Maunsell, Karine Sandalo

¹Vocal Rehabilitation Program, ENT department - HC UNICAMP.

Brazilian Journal of Otorhinolaryngology

|July 4, 2009

Summary

Dysphonia significantly impacts quality of life for all individuals. This voice disorder affects communication and social interactions, regardless of professional voice use.

More Related Videos

Memorization-Based Training and Testing Paradigm for Robust Vocal Identity Recognition in Expressive Speech Using Event-Related Potentials Analysis

Memorization-Based Training and Testing Paradigm for Robust Vocal Identity Recognition in Expressive Speech Using Event-Related Potentials Analysis

Published on: August 9, 2024

Related Experiment Videos

Last Updated: Jun 21, 2026

Asthma Detection Research Based on Voice Signal Processing and Machine Learning

Asthma Detection Research Based on Voice Signal Processing and Machine Learning

Published on: July 22, 2025

Memorization-Based Training and Testing Paradigm for Robust Vocal Identity Recognition in Expressive Speech Using Event-Related Potentials Analysis

Memorization-Based Training and Testing Paradigm for Robust Vocal Identity Recognition in Expressive Speech Using Event-Related Potentials Analysis

Published on: August 9, 2024

Area of Science:

Otolaryngology
Speech-Language Pathology
Quality of Life Research

Background:

Dysphonia, a voice disorder, negatively affects communication and social interactions, impacting overall quality of life.
Objective protocols are needed to assess voice quality and its impact on patients' lives.

Purpose of the Study:

To investigate the relationship between quality of life and the severity of dysphonia.
To examine the influence of professional voice use on this relationship in dysphonic patients.

Main Methods:

A prospective clinical study was conducted.
An internationally validated voice-related quality-of-life protocol was administered to dysphonic patients.
Statistical analysis was performed, comparing professional and non-professional voice users.

Main Results:

All patients with dysphonia reported an impact on their quality of life.
No significant difference in quality of life impact was found between professional and non-professional voice users when analyzed together.
A significant correlation between dysphonia and reduced quality of life was observed specifically in non-professional voice users.

Conclusions:

Dysphonia universally affects quality of life across all patient groups.
The impact of dysphonia on quality of life is significant for non-professional voice users, irrespective of severity.