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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...
Respiratory System Abnormal Finding II: Palpation and Auscultation01:31

Respiratory System Abnormal Finding II: Palpation and Auscultation

In assessing respiratory abnormalities, palpation and auscultation are critical tools for detecting and interpreting various pathophysiological changes. These techniques provide insight into underlying disorders by evaluating tactile sensations and sounds produced by the respiratory system.
Palpation Findings
During a respiratory assessment, palpation can reveal several vital abnormalities:
Assessment of Airway, Skin Color, and Use of Accessory Muscles01:30

Assessment of Airway, Skin Color, and Use of Accessory Muscles

A thorough assessment of respiratory health is paramount in clinical settings to identify and manage respiratory distress and ensure adequate oxygenation. This article elaborates on the critical aspects of respiratory evaluation, including airway assessment, skin color examination, and the observation of accessory muscle use, which are integral to effectively diagnosing and managing patients with respiratory conditions.
Introduction
The initial evaluation of a patient's respiratory system...
Respiratory System Abnormal Finding I: Inspection and Percussion01:30

Respiratory System Abnormal Finding I: Inspection and Percussion

Respiratory system abnormalities are a significant concern in healthcare due to their potential to indicate underlying severe conditions like Chronic Obstructive Pulmonary Disease (COPD), asthma, and pneumonia. These abnormalities can often be detected through physical examination methods like inspection and percussion.
Inspection Findings
During an inspection, several findings may suggest the presence of respiratory distress or disease. Pursed-lip breathing, where exhalation is slowed by...
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...
Physical Assessment of the Respiratory Tract IV: Auscultation01:28

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.

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Related Experiment Video

Updated: May 25, 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

Normal non-regular snores as a tool for screening SAHS severity.

J Mesquita1, J A Fiz, J Sola-Soler

  • 1Dept ESAII, Universitat Politècnica de Catalunya, Institut de Bioenginyeria de Catalunya and CIBER de Bioengenieria, Biomateriales y Nanomedicina Baldiri Reixac, 4 Torre I, 9 floor, 08028 Barcelona, Spain. jmgil@ibec.pcb.ub.es

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference
|January 19, 2012
PubMed
Summary

This study introduces normal non-regular snores as a new indicator for Sleep Apnea-Hypopnea Syndrome (SAHS). Acoustic analysis of these snores shows promise for quickly assessing SAHS severity.

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Area of Science:

  • Sleep Medicine
  • Otolaryngology
  • Biomedical Engineering

Background:

  • Snoring is a key indicator of upper airway obstruction and Sleep Apnea-Hypopnea Syndrome (SAHS).
  • Post-apneic snores are distinct but often absent in milder cases of SAHS.
  • Existing methods for SAHS screening may miss individuals with less severe symptoms.

Purpose of the Study:

  • To investigate the potential of normal non-regular snores for SAHS screening.
  • To analyze acoustic parameters of snores separated by normal breathing cycles.
  • To establish a feasible method for prompt SAHS severity assessment.

Main Methods:

  • Analysis of acoustic parameters from normal non-regular snores.
  • Comparison of snoring characteristics between different severity levels of SAHS.
  • Development of a screening tool based on non-apneic snoring sounds.

Main Results:

  • Normal non-regular snores exhibit distinct acoustic features.
  • These features are feasible for differentiating SAHS severity.
  • The proposed method shows potential for early and prompt screening.

Conclusions:

  • Normal non-regular snores offer a viable alternative for SAHS screening.
  • Acoustic analysis of these snores can aid in prompt SAHS severity assessment.
  • This approach may improve early detection and management of SAHS.