Complications in patients with severe emphysema
Nirmal K Veeramachaneni1, Bryan F Meyers
1Division of Cardiothoracic Surgery, Washington University School of Medicine, St Louis, MO 63110, USA.
Seminars in Thoracic and Cardiovascular Surgery
|April 9, 2008
Summary
Evaluating patients with severe emphysema for pulmonary resection requires careful assessment of lung anatomy and health. This approach helps identify suitable candidates and prevent complications after lung surgery.
Area of Science:
- Thoracic Surgery
- Pulmonary Medicine
- Cardiothoracic Surgery
Background:
- Severe emphysema often coexists with other lung pathologies necessitating pulmonary resection.
- Current guidelines for patient selection for resection in severe emphysema are lacking.
- Lung volume reduction surgery (LVRS) offers insights into managing emphysema patients.
Purpose of the Study:
- To present a structured approach for evaluating and treating patients with severe emphysema requiring pulmonary resection.
- To leverage lessons learned from LVRS for optimizing care in this patient population.
- To define essential preoperative assessment parameters for identifying appropriate surgical candidates.
Main Methods:
- Review of existing literature and clinical experience.
- Application of principles from lung volume reduction surgery.
- Detailed preoperative evaluation protocols.
Main Results:
- No absolute contraindications for resection in severe emphysema exist.
- Preoperative assessment of lung anatomy and emphysema distribution is crucial.
- Comprehensive health evaluation is essential for risk stratification.
Conclusions:
- Careful preoperative evaluation is key to successful pulmonary resection in severe emphysema patients.
- Identifying appropriate candidates minimizes postoperative complications.
- A systematic approach enhances patient selection for lung surgery.
Related Concept Videos
01:23Chronic Obstructive Pulmonary Disease II: Emphysema
Emphysema, a major phenotype of chronic obstructive pulmonary disease (COPD), is characterized by irreversible destruction of alveolar walls and permanent enlargement of distal airspaces. Unlike chronic bronchitis, which primarily affects the airways, emphysema predominantly involves the lung parenchyma, where structural damage leads to airflow limitation.PathophysiologyIt most commonly results from prolonged exposure to cigarette smoke and other toxic gases, particularly cigarette smoke.
01:25Chronic Obstructive Pulmonary Disease-III: Symptoms and Complications.
Understanding the variety of primary symptoms and systemic complications that characterize chronic obstructive pulmonary disease (COPD) is crucial for healthcare professionals.
Symptoms of COPD can be classified as primary or systemic. Primary symptoms relate to reduced airflow, while systemic or extrapulmonary symptoms relate to COPD's broader impact on the body.
Primary Symptoms of COPD:
Symptoms of COPD can be classified as primary or systemic. Primary symptoms relate to reduced airflow, while systemic or extrapulmonary symptoms relate to COPD's broader impact on the body.
Primary Symptoms of COPD:
01:19Chronic Obstructive Pulmonary Disease IV: Clinical Manifestations
Chronic Obstructive Pulmonary Disease, or COPD, is a long-term condition marked by persistent and only partially reversible airflow limitation. It involves two overlapping conditions—chronic bronchitis and emphysema—which often co-appear but differ in dominant symptoms and underlying mechanisms.Chronic Bronchitis FeaturesChronic bronchitis presents with a persistent productive cough and thick, sometimes purulent mucus due to airway inflammation, enlarged mucus glands, and goblet cell...
01:30Acute Respiratory Failure-III
Hypercapnic respiratory failure, also known as Type 2 or ventilatory respiratory failure, is a severe condition characterized by the body's inability to effectively remove carbon dioxide (CO2) from the bloodstream. It leads to an arterial CO2 pressure (PaCO2) exceeding 45 mmHg and a blood pH above 7.35. This situation indicates that the body's ventilatory demand, or the ventilation needed to maintain normal PaCO2 levels, surpasses its supply or the maximum gas flow achievable without causing...
01:24Asthma-III: Symptoms and Complications
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:
Classification of Asthma
Classification of Asthma
01:10Atelectasis II: Pathophysiology
Atelectasis develops when alveoli lose their air and collapse inward. Because lung tissue is naturally elastic, these air sacs shrink rather than remaining open. Collapsed alveoli are no longer ventilated, reducing their role in gas exchange. Blood flow may continue in these regions, creating a ventilation–perfusion mismatch. Clinical findings include decreased breath sounds, dullness to percussion, reduced chest expansion, and decreased tactile fremitus as sound transmission through collapsed...