Post-Operative Atelectasis and Predisposing Factors
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Questions and Answers

Which of the following is NOT a predisposing factor for post-operative atelectasis?

  • Preoperative URTI
  • Increased cough reflex (correct)
  • Inhalation of foreign body or vomitus
  • Prolonged bed rest

What is the pathology behind lobular collapse in atelectasis?

  • Scattered distal airway collapse throughout the lung (correct)
  • Deflation of air in alveoli due to inflammation
  • Obstruction of the bronchus by mucous plug
  • Bronchopneumonia causing lung collapse

Which symptom is typical in severe cases of post-operative atelectasis?

  • Chest pain (correct)
  • Sudden fever
  • Dyspnea
  • Productive cough with blood-tinged sputum

How do minor lobular cases of post-operative atelectasis typically present?

<p>Normal breathing sounds on auscultation (C)</p> Signup and view all the answers

What is a recommended prophylactic measure for avoiding post-operative atelectasis?

<p>Cessation of smoking preoperatively (D)</p> Signup and view all the answers

What is the initial treatment approach to expel the obstructing plug in atelectasis?

<p>Nasopharyngeal catheter insertion (B)</p> Signup and view all the answers

What is the most common precursor of postoperative chest complications related to atelectasis?

<p>Lung abscess (C)</p> Signup and view all the answers

What are the common clinical features of postoperative atelectasis?

<p>Dyspnea and cyanosis usually present (B)</p> Signup and view all the answers

What is the main pathology behind massive collapse of the whole lung in atelectasis?

<p>Obstruction of bronchus by plug of mucus leading to deflation of air (D)</p> Signup and view all the answers

What is a recommended investigative tool for diagnosing postoperative atelectasis?

<p>Chest X-ray (CXR) (A)</p> Signup and view all the answers

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