In the microdilution broth dilution method,the interpretive criteria for the susceptible,intermediate,or resistant categories are based on the:
A)quantitative differences (i.e. ,CFU/mL)in the turbidity in the test well.
B)correlation of the MIC with serum-achievable levels of the common doses of the antimicrobial agent and therapeutic outcomes based on clinical studies.
C)either the presence or absence of zones of inhibition.
D)FDA's recommendations based on a national database of participating health care agencies providing antibiograms for review and publication as a summative report.

Question

Quizplus · Accepted Answer

The interpretive categories of MIC-based testing are defined according to the attainable concentrations of the antibiotic in the patient's bloodstream.For the antibiotic to be effective,the concentration of the drug in the serum must be inhibitory to the bacteria.

In the Microdilution Broth Dilution Method,the Interpretive Criteria for the Susceptible,intermediate,or