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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: Introduction01:29

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 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-IV: Nursing Management01:30

Asthma-IV: Nursing Management

The nursing management of asthma is a comprehensive approach that relies heavily on the expertise and dedication of healthcare professionals. It involves thorough assessment, accurate diagnosis, strategic planning, effective implementation, and diligent evaluation. By meticulously following this step-by-step process, healthcare professionals play a crucial role in providing the best possible care and treatment for patients with asthma, enhancing their overall health and well-being.
First, in...
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-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

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.
Critical processes in asthma pathophysiology include:

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Related Experiment Video

Updated: Jun 27, 2026

A Reversible, Non-invasive Method for Airway Resistance Measurements and Bronchoalveolar Lavage Fluid Sampling in Mice
09:58

A Reversible, Non-invasive Method for Airway Resistance Measurements and Bronchoalveolar Lavage Fluid Sampling in Mice

Published on: April 13, 2010

Predicting response to therapy in acute asthma.

Gustavo J Rodrigo1

  • 1Departamento de Emergencia, Hospital Central de las Fuerzas Armadas, Montevideo, Uruguay. gurodrig@adinet.com.uy

Current Opinion in Pulmonary Medicine
|December 17, 2008
PubMed
Summary

Objective assessment of acute asthma in the emergency department (ED) is crucial. Peak expiratory flow rate measurements, alongside oxygen saturation monitoring, effectively predict treatment response and disease severity.

Related Experiment Videos

Last Updated: Jun 27, 2026

A Reversible, Non-invasive Method for Airway Resistance Measurements and Bronchoalveolar Lavage Fluid Sampling in Mice
09:58

A Reversible, Non-invasive Method for Airway Resistance Measurements and Bronchoalveolar Lavage Fluid Sampling in Mice

Published on: April 13, 2010

Area of Science:

  • Emergency Medicine
  • Pulmonology
  • Respiratory Care

Background:

  • Acute asthma assessment in the emergency department (ED) requires objective measures beyond symptoms and physical exams.
  • Accurate evaluation of airflow obstruction is vital for effective patient management.

Purpose of the Study:

  • To analyze the prediction of therapy response in acute adult asthma within the ED setting.
  • To identify optimal methods for assessing acute asthma severity and treatment effectiveness.

Main Methods:

  • Close patient monitoring, including static and dynamic assessments.
  • Serial lung function measurements using spirometry or peak flow meters.
  • Evaluation of peak expiratory flow rate (PEFR) and oxygen saturation.

Main Results:

  • Patient symptoms and physical examination alone are insufficient to judge airflow obstruction severity.
  • Objective measures like spirometry or peak flow meters are essential for assessing acute asthma.
  • Peak expiratory flow measurements, expressed as predicted normal values, serve as a viable alternative to spirometry.

Conclusions:

  • Failure of initial therapy to improve expiratory flow indicates a severe course and potential hospitalization.
  • Existing scoring systems have limitations in the ED setting.
  • Peak expiratory flow rate measurements (15-60 min post-treatment) combined with continuous oxygen saturation monitoring are recommended for assessing acute asthma patients.