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Related Concept Videos

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies01:27

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
Medical History
Chronic Obstructive Pulmonary Disease-I: Introduction01:20

Chronic Obstructive Pulmonary Disease-I: Introduction

Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.
COPD: Pathogenesis and Clinical Features01:20

COPD: Pathogenesis and Clinical Features

Chronic obstructive pulmonary disease (COPD) is a group of lung conditions that progressively worsen over time, including chronic bronchitis and emphysema. This cluster of diseases collectively leads to a gradual and irreversible decline in lung function over time.
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...
COPD: Management Using Bronchodilators and Corticosteroids01:26

COPD: Management Using Bronchodilators and Corticosteroids

Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
Chronic Obstructive Pulmonary Disease01:24

Chronic Obstructive Pulmonary Disease

COPD is defined as a heterogeneous lung condition marked by persistent respiratory symptoms such as dyspnea, cough, and sputum production, caused by abnormalities in the airways that cause airflow obstruction.
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...

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Related Experiment Videos

Drawing impairment predicts mortality in severe COPD.

Raffaele Antonelli-Incalzi1, Andrea Corsonello, Claudio Pedone

  • 1Geriatric Medicine, University Campus Bio-Medico, Rome, Italy.

Chest
|December 15, 2006
PubMed
Summary

Cognitive impairment, specifically drawing difficulties, is a significant risk factor for mortality in elderly patients with severe chronic obstructive pulmonary disease (COPD). This finding can enhance prognostic assessments for these individuals.

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Area of Science:

  • Pulmonary Medicine
  • Geriatrics
  • Neuropsychology

Background:

  • Cognitive impairment is common in elderly patients with chronic obstructive pulmonary disease (COPD).
  • The prognostic significance of cognitive impairment in severe COPD remains poorly understood.
  • This study investigates the predictive value of cognitive impairment for mortality in this population.

Purpose of the Study:

  • To evaluate the prognostic role of cognitive impairment in patients with severe COPD.
  • To identify specific cognitive deficits associated with increased mortality risk.
  • To assess if cognitive impairment can improve risk stratification in hypoxemic COPD patients.

Main Methods:

  • Prospective observational study of 149 stable severe COPD patients (mean age 68.7 years).
  • Patients monitored for a mean of 32.5 months, with 134 successfully tracked.
  • Multivariable Cox proportional hazard analysis used to identify mortality predictors, including neuropsychological tests.

Main Results:

  • Twenty-nine deaths occurred over a median follow-up of 32 months.
  • Abnormal performance on the 'copy with landmark' test (drawing impairment) was independently associated with a 2.93-fold increased risk of death.
  • Reduced 6-minute walk distance (<300m) was also a significant predictor (HR 3.46).

Conclusions:

  • Drawing impairment is a significant risk factor for mortality in hypoxemic COPD patients.
  • This cognitive deficit may enhance the prognostic assessment of severe COPD.
  • Other cognitive domains and clinical factors like resting Pao2 or FEV1 were not independent predictors.