Overview of Lung Infections
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Questions and Answers

Which factor is part of the predisposing factors of pneumonia?

  • High cholesterol levels
  • Immunosuppression (correct)
  • Hypertension
  • Hyperthyroidism

What is a common clinical presentation of pneumonia?

  • Excessive sweating
  • Persistent high fever (correct)
  • Increased lung function
  • Reduced cough reflex

Which mechanism can lead to impaired alveolar macrophages in pneumonia?

  • Enhanced phagocytic activity
  • Accumulation of secretions (correct)
  • Increased cough reflex
  • Improved mucociliary clearance

What is a key reason for the classification of pneumonia based on etiologic agent or clinical setting?

<p>To guide treatment decisions (B)</p> Signup and view all the answers

What is a significant consequence of impaired mucociliary clearance in pneumonia?

<p>Accumulation of secretions (B)</p> Signup and view all the answers

Which type of pneumonia is characterized by the presence of pink proteinaceous exudate and preservation of the normal lung architecture after resolution?

<p>Healthcare-associated pneumonia (D)</p> Signup and view all the answers

Which of the following is NOT a characteristic of hospital-acquired pneumonia?

<p>Caused by common community-acquired pathogens like Streptococcus pneumoniae (C)</p> Signup and view all the answers

Which of the following statements about aspiration pneumonia is NOT true?

<p>The resultant pneumonia is purely bacterial in nature (C)</p> Signup and view all the answers

Which organism is NOT listed as a common isolate in hospital-acquired pneumonia?

<p>Streptococcus pneumoniae (D)</p> Signup and view all the answers

In which type of pneumonia is it common to recover more than one organism on culture?

<p>Aspiration pneumonia (B)</p> Signup and view all the answers

Which of the following is a risk factor for healthcare-associated pneumonia?

<p>All of the above (D)</p> Signup and view all the answers

Which of the following organisms is the most common cause of acute exacerbations of COPD?

<p>Haemophilus influenzae (B)</p> Signup and view all the answers

Which of the following statements about Klebsiella pneumoniae is NOT true?

<p>It is a common cause of hospital-acquired pneumonia. (C)</p> Signup and view all the answers

Which of the following statements about Legionella pneumophila is correct?

<p>All of the above. (D)</p> Signup and view all the answers

Which of the following is the characteristic feature of lobar pneumonia?

<p>Consolidation of a large portion of a lobe or of an entire lobe (A)</p> Signup and view all the answers

Which of the following statements about Staphylococcus aureus is true?

<p>It is an important cause of secondary bacterial pneumonia in children and healthy adults following viral respiratory infections. (B)</p> Signup and view all the answers

Which of the following organisms is commonly found in neutropenic patients and has a propensity to invade blood vessels with consequent extrapulmonary spread?

<p>Pseudomonas aeruginosa (C)</p> Signup and view all the answers

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