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Related Concept Videos

Cardiopulmonary Resuscitation V: Advanced Airway Management Techniques01:30

Cardiopulmonary Resuscitation V: Advanced Airway Management Techniques

Airway management is essential in emergency and surgical medicine, ensuring ventilation and oxygenation in patients who cannot maintain their own airway. Clinicians use a range of techniques and devices to secure the airway, depending on the patient’s condition and the clinical context. Key methods include endotracheal intubation, rapid sequence intubation (RSI), supraglottic airway devices, and advanced visualization aids. In cases where these approaches fail, surgical airway interventions are...
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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.
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The initial evaluation of a patient's respiratory system...
Cardiopulmonary Resuscitation II: ACLS Airway Management01:22

Cardiopulmonary Resuscitation II: ACLS Airway Management

Airway management is a key skill in emergency and critical care settings, as maintaining a clear airway is essential for adequate oxygenation and ventilation.Head Tilt-Chin Lift TechniqueThe head tilt-chin lift maneuver is an essential technique primarily used in patients without suspected cervical spine injuries. To perform this maneuver, one hand is placed on the patient’s forehead, and gentle pressure is applied backward to tilt the head. The fingertips of the other hand are positioned under...
Assessment of Ventilation II: Respiratory Depth and Rhythm01:29

Assessment of Ventilation II: Respiratory Depth and Rhythm

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.
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Radiological Investigation II: MRI and Ventilation Perfusion Scan01:30

Radiological Investigation II: MRI and Ventilation Perfusion Scan

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Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
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MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...

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Image Acquisition using Portable Sonography for Emergency Airway Management
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Advanced Imaging to Assess Airway Dynamics.

Alister J Bates1, Robert J Fleck2, David F Smith3

  • 1Division of Pulmonary Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA; Department of Pediatrics, University of Cincinnati, Cincinnati, OH, USA; Department of Biomedical Engineering, University of Cincinnati, Cincinnati, OH, USA; Department of Radiology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.

Otolaryngologic Clinics of North America
|May 6, 2026
PubMed
Summary
This summary is machine-generated.

New imaging techniques offer alternatives to invasive endoscopy for pediatric airway abnormalities. Four-dimensional CT and MRI provide objective, radiation-free assessments, improving diagnosis and monitoring for children.

Keywords:
4DCTAirwayCine MRIImagingOCTPediatricUltrasound

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Area of Science:

  • Pediatric Pulmonology
  • Medical Imaging
  • Diagnostic Technologies

Background:

  • Endoscopy is the standard for pediatric airway abnormalities but is invasive.
  • Interoperator variability limits endoscopy's reliability.
  • Need for objective, less invasive diagnostic tools is critical.

Purpose of the Study:

  • To review advanced imaging modalities for pediatric dynamic airway abnormalities.
  • To compare endoscopy alternatives like 4D CT and MRI.
  • To provide guidance on selecting the optimal imaging technique.

Main Methods:

  • Review of four-dimensional computed tomography (4D CT) for tracheal collapse quantification.
  • Evaluation of photon-counting CT for reduced radiation dose.
  • Assessment of magnetic resonance imaging (MRI) techniques (cine, gated) for dynamic, radiation-free evaluation.
  • Inclusion of ultrasound and optical coherence tomography (OCT) in the review.

Main Results:

  • 4D CT allows objective, free-breathing tracheal collapse assessment.
  • Photon-counting CT offers dose reduction comparable to radiography.
  • MRI provides radiation-free, real-time or high-resolution dynamic airway imaging.
  • Ultrasound and OCT present additional non-invasive options.

Conclusions:

  • Advanced imaging like 4D CT and MRI are viable, less invasive alternatives to endoscopy for pediatric airway assessment.
  • These technologies offer objective quantification and radiation-free options, improving diagnostic accuracy and patient safety.
  • Modality selection should be guided by specific clinical indications for optimal patient management.