Ann Clin Microbiol 2022;25:155-160. A case report of Gemella sanguinis isolated from blood cultures of a patient with mitral valve prolapse
Table 1. Antimicrobial susceptibility of Gemella sanguinis isolated from the patient’s blood culture
Antimicrobial agentMIC (μg/mL)Susceptibility*
Chloramphenicol2.00–
Erythromycin0.50I
Clindamycin0.50I
Daptomycin1.00–
Oxacillin> 4.00–
Gentamicin2.00–
Ampicillin0.12–
Cefoxitin< 6.00–
Linezolid1.00–
Penicillin0.06S
Rifampin0.50–
Vancomycin0.50S
Trimethoprim/sulfamethoxazole0.50–
Levofloxacin4.00I
Ciprofloxacin> 2.00–
Quinupristin/dalfopristin< 0.50–
Tigecycline< 0.03–
Nitrofurantoin< 32.00–
Tetracycline16.00–
Moxifloxacin< 2.00–

*The drug susceptibility of Gemella sanguinis in the present case was determined using the Sensititre gram positive plate, GPALL1F panel, and the 2016 Clinical and Laboratory Standards Institute (M45-ED3) criteria for Gemella species. Abbreviations: MIC, minimum inhibitory concentration; S, susceptible; I, intermediate.