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Related Concept Videos

Asthma-IV: Diagnostic and Management01:30

Asthma-IV: Diagnostic and Management

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The diagnosis and management of asthma are comprehensive, encompassing clinical assessments, lung function tests, and pharmacological interventions. Here's an overview:
Clinical Assessment for Asthma:
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Radiological Investigation II: MRI and Ventilation Perfusion Scan01:30

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Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
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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Radiological Investigation III: Pulmonary Angiogram and PET Scan01:13

Radiological Investigation III: Pulmonary Angiogram and PET Scan

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Radiological investigations are paramount in the diagnosis and management of various pulmonary diseases. Two essential investigations are the Pulmonary Angiogram and the Positron Emission Tomography (PET) Scan.
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Asthma-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

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Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
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Asthma-III: Symptoms and Complications01:24

Asthma-III: Symptoms and Complications

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Asthma, a common chronic respiratory condition, is classified considering the frequency and severity of symptoms alongside lung function impairment. Understanding this classification is essential for appropriate treatment and management. Here's a detailed look at the classification of asthma and its clinical features and complications:
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Imaging Studies for Cardiovascular System III: X-Ray01:20

Imaging Studies for Cardiovascular System III: X-Ray

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The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
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An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
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Related Experiment Video

Updated: Nov 22, 2025

Multi-modal Pulmonary Imaging: Using Complementary Information from CT and Hyperpolarized 129Xe MRI to Evaluate Lung Structure-Function
02:09

Multi-modal Pulmonary Imaging: Using Complementary Information from CT and Hyperpolarized 129Xe MRI to Evaluate Lung Structure-Function

Published on: April 12, 2024

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[Lung imaging in severe asthma].

M-P Debray1, M Ghanem2, A Khalil3

  • 1Service de Radiologie, Assistance Publique-Hôpitaux de Paris, Hôpital Bichat, 46, rue Henri Huchard, 75018 Paris; Inserm UMR1152, France.

Revue Des Maladies Respiratoires
|January 11, 2021
PubMed
Summary
This summary is machine-generated.

Chest CT scans are crucial for managing severe asthma, aiding in diagnosis and identifying conditions that mimic asthma. Advanced imaging techniques offer potential new biomarkers for assessing treatment effectiveness.

Keywords:
AsthmaAsthmeComputed tomographyImagerie par résonance magnétiqueImagerie quantitativeLungMagnetic resonance imagingPoumonQuantitative imagingScanner

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Area of Science:

  • Pulmonary Medicine
  • Radiology
  • Medical Imaging

Background:

  • Asthma diagnosis typically does not rely on imaging.
  • Chest CT has become vital in managing difficult-to-treat and severe asthma over the past decade.
  • Common CT findings in asthma include bronchial wall thickening and lumen changes, reflecting obstruction and remodeling.

Purpose of the Study:

  • To highlight the role of chest CT in severe asthma management.
  • To discuss CT findings that can mimic asthma.
  • To explore the potential of quantitative imaging in asthma phenotyping and treatment response evaluation.

Main Methods:

  • Review of current literature and clinical practice regarding chest CT in asthma.
  • Analysis of CT findings associated with asthma and differential diagnoses.
  • Discussion of advanced imaging techniques like CT and MRI for quantitative analysis.

Main Results:

  • Chest CT is indicated in severe asthma for identifying alternative or additional diagnoses.
  • Bronchial wall thickening on CT correlates with obstruction and inflammation.
  • Specific CT findings like hyperdense mucous plugging suggest allergic bronchopulmonary aspergillosis.

Conclusions:

  • Quantitative imaging (CT/MRI) can identify patient subgroups based on morphology and function.
  • These imaging tools may serve as novel biomarkers for treatment response.
  • Chest CT aids in phenotyping severe asthma patients.