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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?

To guide treatment decisions Signup and view all the answers

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

Accumulation of secretions 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?

Healthcare-associated pneumonia Signup and view all the answers

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

Caused by common community-acquired pathogens like Streptococcus pneumoniae Signup and view all the answers

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

The resultant pneumonia is purely bacterial in nature Signup and view all the answers

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

Streptococcus pneumoniae Signup and view all the answers

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

Aspiration pneumonia Signup and view all the answers

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

All of the above Signup and view all the answers

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

Haemophilus influenzae Signup and view all the answers

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

It is a common cause of hospital-acquired pneumonia. Signup and view all the answers

Which of the following statements about Legionella pneumophila is correct?

All of the above. Signup and view all the answers

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

Consolidation of a large portion of a lobe or of an entire lobe Signup and view all the answers

Which of the following statements about Staphylococcus aureus is true?

It is an important cause of secondary bacterial pneumonia in children and healthy adults following viral respiratory infections. 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?

Pseudomonas aeruginosa Signup and view all the answers