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Pneumothorax: Definition and Classification

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Pneumothorax: Definition and Classification

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Questions and Answers

What is the definition of pneumothorax?

A condition where the lungs are over-inflated

A collection of fluid within the pleural space

A collection of air within the lung tissue

A collection of air within the pleural space between the lungs and the chest wall (correct)

What is the classification of spontaneous pneumothorax?

Acute and chronic

Right-sided and left-sided

Primary and secondary (correct)

Simple and complicated

According to the BTS, patients over 50 years or with significant smoking history should be labeled as SSP because:

There is a high likelihood of pathologic lung changes even with normal CXR (correct)

Their risk of recurrent pneumothorax is higher

They are more likely to develop primary spontaneous pneumothorax

Their symptoms are often atypical and difficult to diagnose

What percentage of patients with primary spontaneous pneumothorax experience recurrent pneumothorax?

~30% Signup and view all the answers

In terms of epidemiology, in what age group does primary spontaneous pneumothorax occur more frequently?

Younger patients Signup and view all the answers

What distinguishes secondary spontaneous pneumothorax (SSP) from primary spontaneous pneumothorax (PSP)?

The involvement of underlying lung disease Signup and view all the answers

What is the peak incidence of primary spontaneous pneumothorax?

16-25 years Signup and view all the answers

What is the peak incidence of secondary spontaneous pneumothorax?

60-65 years Signup and view all the answers

What is the most common cause of primary spontaneous pneumothorax?

Ruptured subpleural apical blebs Signup and view all the answers

Which lung disease is most commonly associated with secondary spontaneous pneumothorax?

COPD Signup and view all the answers

What is the primary risk factor for primary spontaneous pneumothorax?

Smoking Signup and view all the answers

In which population does catamenial pneumothorax primarily occur?

Women with endometriosis Signup and view all the answers

What is the characteristic manifestation of catamenial pneumothorax?

Chest pain and dyspnea only during menstruation Signup and view all the answers

What is the mechanism of tension pneumothorax development?

Progressive accumulation of air causing ipsilateral lung collapse and mediastinal shift Signup and view all the answers