A Case of Penicillin-Resistant Veillonella Prosthetic Joint Infection of the Knee

Table 2

Veillonella isolate.

Antibiotic	MIC (mcg/mL)	CLSI guidelines		Interpretation
		Susceptible	Resistant
Penicillin	8	0.5	>1	Resistant
Clindamycin	0.5	2	>4	Susceptible
Metronidazole	1	8	>16	Susceptible
Ceftriaxone	8	16	>32	Susceptible
Ciprofloxacin	0.12	No interpretive criteria given		No interpretation

CLSI: Clinical Laboratory Standards Institute; MIC: minimal inhibitory concentration tested by Etest methodology performed by Mayo Medical Laboratory.