Answer
This is an Etest antimicrobial efficacy, which measures antimicrobial sensitivity and minimum inhibitory concentration. An increase in the drug concentration would result in a zone of inhibition wider and longer than shown. The oval should therefore extend to at least 0.75.
Work Step by Step
This is an Etest antimicrobial efficacy, which measures antimicrobial sensitivity and minimum inhibitory concentration. An increase in the drug concentration would result in a zone of inhibition wider and longer than shown. The oval should therefore extend to at least 0.75.