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Related Concept Videos

Assessment of Respiration01:23

Assessment of Respiration

2.4K
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...
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Respiratory Assessment: Purpose and Indications01:19

Respiratory Assessment: Purpose and Indications

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Respiratory assessment is a cornerstone of nursing assessments, crucial for the early detection of patient deterioration. This evaluation transcends routine procedures, representing a critical skill nurses must master to ensure optimal patient care.
Objectives and Importance:
The primary goal of respiratory assessment is to evaluate patients at early risk of clinical deterioration. Since respiratory distress often precedes other signs of declining health, breathing patterns and sounds become a...
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Physical Assessment of the Respiratory Tract II: Inspection01:27

Physical Assessment of the Respiratory Tract II: Inspection

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Physical assessment of the respiratory tract through inspection is a crucial step in understanding the patient's respiratory health. It provides insights into the functioning of the respiratory system, the musculoskeletal structure, and even the patient's nutritional status. This comprehensive approach involves observing several vital aspects: chest configuration, breathing patterns, respiratory rates, skin color, and use of accessory muscles.
Chest Configuration
The chest configuration...
1.3K
Assessment of Ventilation II: Respiratory Depth and Rhythm01:29

Assessment of Ventilation II: Respiratory Depth and Rhythm

2.9K
Respiratory Depth
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
2.9K
Assessment of Diffusion and Perfusion01:17

Assessment of Diffusion and Perfusion

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Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this...
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Assessment of Ventilation I: Respiratory Rate01:20

Assessment of Ventilation I: Respiratory Rate

2.9K
Assessment of Ventilation
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
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Related Experiment Video

Updated: Apr 12, 2026

Breath Collection from Children for Disease Biomarker Discovery
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Breath Collection from Children for Disease Biomarker Discovery

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Breath analysis: translation into clinical practice.

Emma Brodrick1, Antony Davies, Paul Neill

  • 1Faculty of Computing, Engineering and Science, University of South Wales, UK.

Journal of Breath Research
|May 15, 2015
PubMed
Summary
This summary is machine-generated.

Analyzing exhaled breath using ion mobility spectrometry (IMS) shows potential for diagnosing respiratory disease. This non-invasive method can distinguish patient breath profiles from healthy individuals, paving the way for clinical use.

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Real-time Breath Analysis by Using Secondary Nanoelectrospray Ionization Coupled to High Resolution Mass Spectrometry
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Last Updated: Apr 12, 2026

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Fast and Accurate Exhaled Breath Ammonia Measurement
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Real-time Breath Analysis by Using Secondary Nanoelectrospray Ionization Coupled to High Resolution Mass Spectrometry
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Area of Science:

  • Pulmonary Medicine
  • Analytical Chemistry
  • Biomedical Engineering

Background:

  • Breath analysis offers a non-invasive method for respiratory disease diagnosis.
  • Advances in ion mobility spectrometry (IMS) enable rapid and reliable analysis of exhaled breath.
  • Current diagnostic methods can be invasive or inconvenient for patients.

Purpose of the Study:

  • To validate and standardize breath analysis techniques for respiratory disease.
  • To develop robust breath sampling protocols for clinical settings.
  • To assess the feasibility of distinguishing respiratory disease breath profiles from healthy controls.

Main Methods:

  • Utilized ion mobility spectrometry (IMS) for analyzing volatile organic compounds (VOCs) in exhaled breath.
  • Developed and deployed a standardized breath sampling protocol over three years.
  • Collected breath samples from 323 respiratory patients across 10 healthcare clinics.

Main Results:

  • Demonstrated the ability to distinguish volatile organic compound (VOC) breath profiles in respiratory disease patients.
  • Successfully collected breath samples from a large cohort in a real-world clinical setting.
  • Established a reliable protocol for breath sample collection suitable for large-scale studies.

Conclusions:

  • Breath analysis using IMS is a promising non-invasive tool for respiratory disease diagnosis.
  • Standardization and validation are crucial for clinical implementation of breath analysis.
  • The developed protocol facilitates accurate and efficient breath sample collection in secondary healthcare settings.