Mastering Lower Respiratory Infections
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Questions and Answers

Which organism is the most common cause of lobar pneumonia?

  • S. pneumoniae (correct)
  • Klebsiella
  • Legionella
  • Mycoplasma

What is the most common cause of death in stroke patients?

  • Pneumococcal pneumonia
  • Influenza
  • Aspiration pneumonia (correct)
  • Lung abscess

What is the most common cause of bronchiectasis?

  • Pseudomonas aeruginosa
  • Asthma
  • H. influenza
  • Cystic fibrosis (correct)

Which type of influenza virus is found in humans, animals, and birds?

<p>Flu A (C)</p> Signup and view all the answers

Which of the following is the most common mode of transmission for lower respiratory infections?

<p>Inhalation of airborne droplets from coughing or sneezing (D)</p> Signup and view all the answers

Which of the following is NOT a risk factor for bacterial pneumonia?

<p>Elderly and immunocompromised (D)</p> Signup and view all the answers

Which type of pneumonia is acquired within the community and is commonly caused by Streptococcus pneumoniae?

<p>Community acquired pneumonia (CAP) (A)</p> Signup and view all the answers

Which of the following is a risk factor for lower respiratory infections?

<p>Asthma (A)</p> Signup and view all the answers

Which type of pneumonia is commonly caused by Haemophilus influenza?

<p>Community acquired pneumonia (C)</p> Signup and view all the answers

Which laboratory test has high sensitivity and specificity for detecting certain pathogens in pneumonia?

<p>Urine antigen test (C)</p> Signup and view all the answers

Which organism is commonly associated with methicillin-resistant Staphylococcus aureus (MRSA) pneumonia?

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

Which type of pneumonia is acquired after 48 hours of hospital admission and is often more severe?

<p>Hospital acquired pneumonia (A)</p> Signup and view all the answers

Which imaging finding is characteristic of bacterial bronchopneumonia?

<p>Bilateral infiltrates (D)</p> Signup and view all the answers

Which vaccines can help prevent pneumonia?

<p>Pneumococcal conjugate vaccine (C)</p> Signup and view all the answers

Which mode of transmission is most common for lower respiratory infections?

<p>Droplet transmission (C)</p> Signup and view all the answers

What is the most common cause of lung abscess?

<p>Aspiration of oropharyngeal contents (B)</p> Signup and view all the answers

How is influenza primarily transmitted?

<p>Through droplets (C)</p> Signup and view all the answers

Which strain of influenza virus caused the most recent outbreak in 2009?

<p>H1N1/09 (B)</p> Signup and view all the answers

What is the main characteristic of bronchiectasis?

<p>Destruction of smooth muscle and elastic tissue (A)</p> Signup and view all the answers

What is the diagnostic test used to differentiate between influenza and pneumonia?

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

Which organism is commonly associated with bronchopneumonia?

<p>Klebsiella (A)</p> Signup and view all the answers

What is the most common cause of death in patients with stroke?

<p>Pneumonia (A)</p> Signup and view all the answers

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