What percent of patients with community-acquired pneumonia have a ...

[evelyn o bentley]

What percent of patients with community-acquired pneumonia have a parapneumonic pleural ef-fusion?
 
  a. 5 to 10
  b. 20 to 35
  c. 30 to 50
  d. 50 to 75

Question 2

In the patient suspected of having tuberculosis, what finding on Gram stain would result in the initiation of antituberculosis medications?
 
  a. Acid-fast bacilli
  b. Gram-negative rods
  c. Pleomorphic cocci
  d. Presence of gram-negative cocci

[lin77x]

Answer to Question 1

ANS: C
Parapneumonic pleural effusions are common and occur in 30 to 50 of cases of communi-ty-acquired pneumonia.

Answer to Question 2

ANS: A
In patients with suspected tuberculosis, the finding of acid-fact bacilli in stained specimens of sputum often prompts initiation of antituberculous therapy, because culture isolation of M. tu-berculosis may take up to 6 weeks.