Table 1.

Drug susceptibility testing of Streptococcus constellatus isolated from the pleural effusion of a Chinese male patient in his late sixties who presented with wheezing with cough and sputum expectoration for 2 weeks.

Antibacterial drug	Result	KB (mm)	MIC (mg/L)
Penicillin	S	··	≤0.12
Ceftriaxone	S	30	··
Erythromycin	R	6	··
Levofloxacin	S	24	··
Clindamycin	R	6	··
Vancomycin	S	21	··

KB, Kirby-Bauer test for antibiotic susceptibility; MIC, minimum inhibitory concentration; R, resistant; S, sensitive.