Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Pulmonary Function Tests01:25

Pulmonary Function Tests

1.2K
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...
1.2K
Lung Capacity01:47

Lung Capacity

44.4K
The air in the lungs is measured in volumes and capacities. Lung volume measures reflect the amount of air taken in, released, or left over after a lung function, like a single inhalation. Lung capacity measures are sums of two or more lung volume measures.
44.4K
Respiratory Volumes01:15

Respiratory Volumes

3.1K
Respiratory volumes are crucial metrics, meticulously measured to quantify the air exchanged in and out of the lungs during various phases of the breathing cycle. These precise measurements are vital for assessing lung function, diagnosing respiratory conditions, and monitoring overall respiratory health. Each parameter provides specific insights into the mechanics of breathing and the functional capacity of the lungs.
Tidal Volume (TV) Tidal volume (TV) is the air inhaled or exhaled in a...
3.1K
Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies01:27

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

3.4K
Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
Medical History
3.4K
Chronic Obstructive Pulmonary Disease-I: Introduction01:20

Chronic Obstructive Pulmonary Disease-I: Introduction

4.0K
Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.
4.0K
Assessment of Respiration01:23

Assessment of Respiration

2.3K
The respiratory system's basic structures and primary functions lay the foundation for nurses' comprehensive respiratory assessments. This assessment includes subjective and objective data to gauge the patient's respiratory health.
Subjective Assessment: Nurses interview the patient to gather information directly during the subjective assessment. It includes questions about the individual's medical history, medications, and symptoms, focusing on past respiratory conditions like...
2.3K

You might also read

Related Articles

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

Sort by
Same author

Call for founding members of the European Organization For University Physical and Rehabilitation Medicine (UniPRM).

Journal of rehabilitation medicine·2025
Same author

Writing in international journals is getting easier.

Journal of rehabilitation medicine·2024
Same author

Global Statements to Produce and Implement Evidence in the Post-COVID-19 Era Provide a Path Forward for Rehabilitation - A Joint Initiative of Cochrane Rehabilitation and the Leading Journals in the Field.

American journal of physical medicine & rehabilitation·2023
Same author

Global statements to produce and implement evidence in the post-COVID-19 era provide a path forward for rehabilitation: A joint initiative of Cochrane Rehabilitation and the leading journals in the field.

Musculoskeletal science & practice·2022
Same author

Global statements to produce and implement evidence in the post-COVID-era provide a path forward for rehabilitation - A joint initiative of Cochrane Rehabilitation and the leading journals in the field.

Journal of rehabilitation medicine·2022
Same author

Global statements to produce and implement evidence in the post-COVID-19 era provide a path forward for rehabilitation. A joint initiative of Cochrane Rehabilitation and the leading journals in the field.

European journal of physical and rehabilitation medicine·2022

Related Experiment Video

Updated: May 1, 2026

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies
08:44

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

Published on: February 2, 2024

1.5K

[Contemporary interpretation of lung function test results].

Philip H Quanjer1, Henk Stam, Frans W Mertens

  • 1Erasmus MC, Rotterdam.

Nederlands Tijdschrift Voor Geneeskunde
|March 27, 2014
PubMed
Summary
This summary is machine-generated.

The Global Lung Function Initiative (GLI) reference values minimally impact airway obstruction prevalence. However, the GOLD criterion leads to significant underdiagnosis in younger adults and overdiagnosis in older adults.

More Related Videos

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults
06:11

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Published on: February 9, 2022

9.3K
Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit
05:56

Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit

Published on: September 6, 2024

7.4K

Related Experiment Videos

Last Updated: May 1, 2026

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies
08:44

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

Published on: February 2, 2024

1.5K
Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults
06:11

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Published on: February 9, 2022

9.3K
Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit
05:56

Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit

Published on: September 6, 2024

7.4K

Area of Science:

  • Pulmonary Medicine
  • Respiratory Physiology

Background:

  • Spirometric reference values are crucial for diagnosing lung diseases.
  • Previous reference values for children (Zapletal) and adults (ECSC) may differ from current standards.
  • The Global Lung Function Initiative (GLI) offers updated reference values.

Purpose of the Study:

  • To compare spirometric interpretation using GLI values versus older Zapletal and ECSC values.
  • To assess the impact of GLI adoption on airway obstruction prevalence.
  • To evaluate the Global Initiative for Chronic Obstructive Lung Disease (GOLD) criterion's diagnostic accuracy across age groups.

Main Methods:

  • Retrospective analysis of spirometric data (FEV1, FVC) from 1012 children and 4653 adults.
  • Calculation of airway obstruction prevalence using Zapletal, ECSC, and GLI reference values.
  • Assessment of GOLD criterion (FEV1/FVC < 0.70) performance in different age demographics.

Main Results:

  • GLI predicted values for FEV1 and FVC are higher than ECSC and Zapletal values.
  • Prevalence of spirometrically determined airway obstruction showed minor variations across the three equation sets.
  • The GOLD criterion resulted in 13.5% underdiagnosis in adults < 45 years and 33% overdiagnosis in older adults.

Conclusions:

  • Adopting GLI reference values has a limited effect on the prevalence of spirometrically determined airway obstruction.
  • The GOLD criterion for airway obstruction is age-dependent, causing underdiagnosis in younger adults and overdiagnosis in older adults.
  • Interpreting spirometry using z-scores effectively mitigates age, height, sex, and ethnic biases, proving clinically valuable.