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Related Concept Videos

Asthma-IV: Diagnostic and Management01:30

Asthma-IV: Diagnostic and Management

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:
This is the first step in diagnosing and managing asthma. It includes:
Asthma I: Introduction01:28

Asthma I: Introduction

Asthma is a chronic inflammatory disorder of the airways characterized by variable airflow obstruction and heightened bronchial responsiveness to a wide range of triggers. The underlying inflammation leads to airway swelling, mucus hypersecretion, and smooth muscle constriction, all of which narrow the airway lumen and impede airflow. Clinically, asthma presents with recurrent episodes of wheezing, shortness of breath, chest tightness, and coughing, symptoms that typically vary in intensity and...
Asthma III: Clinical Manifestations01:13

Asthma III: Clinical Manifestations

Asthma presents with a characteristic pattern of episodic respiratory symptoms that reflect underlying airway inflammation, bronchoconstriction, and mucus hypersecretion. Although severity varies among individuals, certain clinical manifestations are considered hallmarks of the disorder and often guide diagnosis and assessment.Respiratory SymptomsA persistent cough is one of the most common early features of asthma. It is frequently dry and tends to worsen at night or in the early morning,...
Asthma-I: Introduction01:29

Asthma-I: Introduction

Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...
Asthma: Pathogenesis and Management01:20

Asthma: Pathogenesis and Management

Asthma is a chronic pulmonary condition involving inflammation of the airways, hyper-reactivity, and reversible obstruction of the airways. This condition can significantly impact a person's quality of life, making breathing difficult and leading to distressing symptoms.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
Antiasthma Drugs: Mast Cell Stabilizers and Anti-IgE Drugs01:25

Antiasthma Drugs: Mast Cell Stabilizers and Anti-IgE Drugs

Asthma is a chronic respiratory condition for which new therapeutic avenues, including anti-inflammatory drugs like mast cell stabilizers and anti-IgE treatments, continue to be developed.
Mast cell stabilizers, such as cromolyn (also known as sodium cromoglycate) and nedocromil (Tilade), are effective drugs in asthma management. These stabilizers hinder histamine release by skillfully obstructing the activation of mast cells and other cellular entities. Notably, they navigate this task without...

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A Reversible, Non-invasive Method for Airway Resistance Measurements and Bronchoalveolar Lavage Fluid Sampling in Mice
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Asthma: an imaging update.

Alyn Q Woods1, David A Lynch

  • 1Division of Radiology, National Jewish Health, 1400 Jackson Street, Denver, CO 80206, USA. alyn.woods@ucdenver.edu

Radiologic Clinics of North America
|March 3, 2009
PubMed
Summary
This summary is machine-generated.

Advances in asthma imaging reveal new subjective and quantifiable features. Radiologists must recognize these signs, potential mimics, and complications for accurate diagnosis and management.

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Murine Model of Allergen Induced Asthma
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Area of Science:

  • Pulmonology
  • Radiology
  • Medical Imaging

Background:

  • Asthma diagnosis relies on clinical symptoms and imaging.
  • Imaging techniques for asthma are continually evolving.

Purpose of the Study:

  • To highlight recent advancements in asthma imaging.
  • To inform radiologists about key imaging features, mimics, and complications.

Main Methods:

  • Review of current literature on asthma imaging.
  • Analysis of subjective and quantifiable imaging findings.

Main Results:

  • Significant progress in identifying subjective and quantifiable imaging features of asthma.
  • Identification of common and uncommon imaging mimics.
  • Documentation of potential asthma complications on imaging.

Conclusions:

  • Radiologists require updated knowledge of asthma imaging features.
  • Awareness of mimics and complications is crucial for differential diagnosis.