Chronic Obstructive Pulmonary Disease (COPD) Overview

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10 Questions

What is the main risk factor for COPD?

Tobacco smoking

Which type of COPD is characterized by permanent enlargement of air spaces due to destruction of alveolar walls?

Panlobular emphysema

In chronic bronchitis, what is the main pathological feature that leads to the clinical diagnosis of productive cough for ≥ 3 months/year for > 2 consecutive years?

Mucous gland hyperplasia

Which diagnostic test is commonly used in cases of emphysema to show hyperinflation and flattened diaphragm?

Chest X-ray

What is the most common cause of exacerbation in patients with Obstructive Respiratory Diseases?

Viral upper respiratory infections

What is the first-line management choice for Group D patients with significant symptoms and high exacerbation risk in COPD?

Long-acting beta-agonist (LABA) + Long-acting muscarinic antagonist (LAMA)

Which clinical feature is most commonly associated with intrinsic asthma?

Wheezing

What diagnostic test is typically used to confirm reversible airway obstruction in asthma?

Histamine or methacholine challenge test

Which complication of asthma can lead to acute respiratory failure due to respiratory muscle fatigue?

Status asthmaticus

In the step-wise management of asthma, which medication is recommended as part of maintenance and reliever therapy (MART)?

Low dose ICS + Leukotriene receptor antagonist (LTRA)

Explore the basics of Chronic Obstructive Pulmonary Disease (COPD), a prevalent and manageable respiratory condition. Learn about its symptoms, risk factors, and types like chronic bronchitis and emphysema. Understand why COPD is a significant cause of mortality in the United States.

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