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

Sleep Apnea01:21

Sleep Apnea

Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
Decreased pulse rate01:14

Decreased pulse rate

Bradycardia is a medical condition in which the heart rate is slower than normal. It occurs when the heart's natural pacemaker, the sinus node, generates slower electrical impulses than the standard rhythm. In adults, bradycardia is diagnosed when the pulse rate falls below 60 beats per minute, indicating a deviation from the normal heart rate range.
There are specific risk factors that can elevate the likelihood of developing bradycardia. Advanced age is a significant factor, with bradycardia...
Special considerations while measuring oxygen saturation01:19

Special considerations while measuring oxygen saturation

Assessing respiratory rate concurrently with pulse measurement is fundamental to patient care, providing valuable insights into the patient's respiratory function. The normal breathing rate for an adult usually falls within a normal range of 12 to 20 breaths per minute. Abnormal respiratory rates can signal underlying health conditions or the need for immediate intervention.
Ensuring accuracy in vital sign recordings while prioritizing patient comfort and minimizing anxiety is important. 
Respiratory Volumes and Capacities I01:26

Respiratory Volumes and Capacities I

Assessing the respiratory rate and rhythm for a complete minute is crucial for evaluating the breathing pattern. Even a minor increase in the patient's average respiratory rate, by as little as three to five breaths per minute, is an early and vital indicator of respiratory distress. Patients with a respiratory rate exceeding twenty-four breaths per minute require close monitoring to determine the physiological alterations. This careful observation is essential for prompt recognition and...
Tonsillitis I: Introduction01:30

Tonsillitis I: Introduction

Tonsillitis is inflammation of the tonsils, which are two lymphoid tissue masses at the back of the throat. This condition can cause discomfort and irritation in the throat.
Etiology
Three primary contributing factors have been identified.
Regulation of Pulse01:20

Regulation of Pulse

Pulse regulation involves physiological mechanisms that ensure adequate blood flow throughout the body. The heartbeat, regulated by the autonomic nervous system, is influenced by hormonal balance, physical activity, and emotional state.

You might also read

Related Articles

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

Sort by
Same author

An intricate functional relationship between NuA4 and Sfp1 regulates ribosome biogenesis in response to nutrient availability.

The Journal of biological chemistry·2026
Same author

The Canadian Thoracic Society/Canadian Sleep Society Guideline on the diagnosis of obstructive sleep apnea in children.

Chest·2026
Same author

Integrative genetic and liver transcriptomic analyses identify TRIB1AL as a target for steatotic liver disease.

The Journal of clinical endocrinology and metabolism·2026
Same author

Optimizing the Better Nights, Better Days for Children with Neurodevelopmental Disorders program for large scale implementation.

Frontiers in sleep·2025
Same author

Low-value care and variation in practice in the care of children hospitalized with bronchiolitis in Canada (CareBEST): Protocol for a multi-center prospective cohort study.

Journal of hospital medicine·2025
Same author

The Canadian Paediatric Inpatient Research Network: Development and Early Successes to Advance the Field of Pediatric Hospital Medicine.

The Journal of pediatrics·2025
Same journal

Early Structural Lung Changes in Primary Ciliary Dyskinesia (PCD).

Pediatric pulmonology·2026
Same journal

Agreement of Diaphragmatic Excursion Between Anterior Subcostal and Posterior Subcostal Ultrasonography in Premature Neonates.

Pediatric pulmonology·2026
Same journal

Efficacy and Safety of Biologic Therapies for Uncontrolled Asthma: An Overview of Systematic Reviews.

Pediatric pulmonology·2026
Same journal

Case Report: Pulmonary Leiomyoma in an Immunocompetent 14-Year-Old East Asian Male.

Pediatric pulmonology·2026
Same journal

Postural Influence on Ventilation Efficiency and Relationship With Oxygen-Enhanced MRI in Cystic Fibrosis.

Pediatric pulmonology·2026
Same journal

Home Non-Invasive Ventilation as an Alternative to Tracheostomy in Infants With Moderate-to-Severe Bronchopulmonary Dysplasia: A Retrospective Cohort Study.

Pediatric pulmonology·2026
See all related articles

Related Experiment Video

Updated: Jul 6, 2026

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea
07:54

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea

Published on: December 6, 2016

Pulse rate and pulse rate variability decrease after adenotonsillectomy for obstructive sleep apnea.

Evelyn Constantin1, Christine D McGregor, Valerie Cote

  • 1Department of Pediatrics, Montreal Children's Hospital, McGill University Health Centre, Montreal, Quebec, Canada. evelyn.constantin@muhc.mcgill.ca

Pediatric Pulmonology
|April 3, 2008
PubMed
Summary
This summary is machine-generated.

Adenotonsillectomy significantly reduced pulse rate and variability in children with obstructive sleep apnea syndrome (OSA). This indicates that OSA causes cardiovascular stress, which improves after treatment.

More Related Videos

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease
04:53

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease

Published on: October 18, 2024

Related Experiment Videos

Last Updated: Jul 6, 2026

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea
07:54

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea

Published on: December 6, 2016

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease
04:53

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease

Published on: October 18, 2024

Area of Science:

  • Pediatric Cardiology
  • Sleep Medicine
  • Oximetry

Background:

  • Obstructive sleep apnea syndrome (OSA) is linked to sympathetic stimulation and cardiac stress.
  • Pediatric OSA is associated with elevated heart rate variability, not baseline heart rate.
  • Adenotonsillectomy (T&A) is a treatment for pediatric OSA.

Purpose of the Study:

  • To investigate the effect of T&A on pulse rate (PR) and pulse rate variability (PRV) in children with moderate to severe OSA.
  • To test the hypothesis that PR and PRV decrease after T&A.

Main Methods:

  • Retrospective before-after study of 25 children (1-18 years) with moderate to severe OSA.
  • Pre- and post-operative nocturnal pulse oximetry and parental questionnaires were analyzed.
  • Patients with significant comorbidities were excluded.

Main Results:

  • Following T&A, mean PR decreased from 99.7 to 90.1 bpm (P < 0.001).
  • Maximum PR decreased from 150.6 to 137.4 bpm (P < 0.001).
  • Pulse rate variability (PRV) decreased from 10.3 to 8.2 bpm (P < 0.001), with 23 of 25 patients showing improvement.

Conclusions:

  • T&A improves or resolves moderate to severe OSA in children, as evidenced by pulse oximetry.
  • Resolution of tachycardia and diminished PRV post-T&A highlight the cardiovascular stress caused by OSA.
  • Further research is needed to establish PR and PRV's utility in OSA diagnosis and follow-up.