In the Kirby-Bauer Antimicrobial Susceptibility Test, which of the following labels would indicate that the antibiotic is effective against the organism in that particular concentration in vitro?
A) S
B) R
C) I
D) None of the above

Question

Quizplus · Accepted Answer

S means that the pathogen is "susceptible," or that the antibiotic is effective against the organism in that particular concentration in vitro; R means that the organism is "resistant" to the antibiotic; I means "intermediate," that is, additional testing must be performed to determine the dosage of antimicrobial necessary for therapeutic treatment.

In the Kirby-Bauer Antimicrobial Susceptibility Test, Which of the Following