Mycoplasma Pneumonia

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Questions:

Q. What causes Atypical Walking Pneumonia?

Q. What are the symptoms of atypical walking pneumonia?

Q. Which organism grows on Eaton’s agar?

Q. What is lab diagnosis of this organism?

Q. What are typical features of this organism?

Q. Which people are more susceptible to infection from this organism?

Q. How do you treat this organism?

Answers:

Q. What causes Atypical Walking Pneumonia?

Mycoplasma pneumonia

Q. What are the symptoms of atypical walking pneumonia?

  • insidious onset,
  • headache,
  • nonproductive cough,
  • diffuse interstitial infiltrate on X-Ray (X-Ray looks worse than actual clinical picture)

Q. Which organism grows on Eaton’s agar?

Mycoplasma Pneumonia

Q. What is lab diagnosis of this organism?

High titer of cold agglutinins (IgM ) , which can agglutinate or lyse RBCs

Q. What are typical features of this organism?

  • No cell wall.
  • Not seen on Gram stain .
  • Bacterial membrane contains sterols for stability.

Q. Which people are more susceptible to infection from this organism?

People <30 years of age (Military Recruits)

Q. How do you treat this organism?

macrolide or fluoroquinolone

 

 
 
 

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