Clin Path / Bacte

Question 1

What is the protocol of blood culture collection that would most likely yield a positive result?

Answer 1

Any antimicrobial therapy should be discontinued 48 - 72 hrs before sampling.
3 - 5 samples should be collected at least 45 minutes apart and taken directly into culture media (sampling just before and during a temperature rise is more likely to yield a positive result)

Question 2

What is the stage of Toxoplasma that crosses placenta?

Answer 2

Tachyzoites