TABLE 1.
Antibiotic susceptibility patterns of Streptococcus-like gram-positive cocci
| Characteristic | Data for patient
|
||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
| Year of isolation | 1995 | 1997 | 1997 | 1999 | 1999 | 2000 | 2000 | 2000 | 2001 |
| Age/sex | M/55 | F/77 | M/66 | M/80 | M/62 | M/85 | M/47 | F/41 | F/43 |
| Underlying disease(s) | Lymphoma, neutropenic fever | Recurrent pyogenic cholangitis | Abdominal aortic aneurysm | Polypoid cystitis, benign prostatic hypertrophy | Ischemic heart disease, polycystic kidney disease, cerebrovascular accident | Aortic regurgitation, chronic renal failure | Acute myeloid leukemia, neutropenic fever | Lymphoma, bone marrow transplant recipient, neutropenic fever | Lymphoma, bone marrow transplant recipient, neutropenic fever |
| Diagnosis | Primary bacteremia | Acute cholangitis | Infective endocarditis with septic thromboemboli | Acute prostatitis, hematuria | Infected aortic atheroma with dissection | Infective endocarditis | Primary bacteremia | Primary bacteremia | Primary bacteremia |
| Identification by 16S rRNA sequencing | Granulicatella adiacens | Granulicatella adiacens | Gemella morbillorum | Granulicatella adiacens | Granulicatella adiacens | Granulicatella adiacens | Granulicatella adiacens | Gemella haemolysans | Granulicatella adiacens |
| MIC (μg/ml) of: | |||||||||
| Penicillin | 0.03 | 0.03 | 0.004 | <0.002 | <0.002 | <0.002 | 0.25 | 0.25 | 0.015 |
| Erythromycin | 8 | 0.125 | 0.06 | 0.125 | 0.125 | 0.125 | 8 | 1 | 8 |
| Clindamycin | 0.25 | 0.06 | 0.06 | 0.5 | 0.25 | 0.06 | 0.125 | 0.25 | 0.06 |
| Vancomycin | 0.25 | 0.5 | 0.5 | 0.06 | <0.015 | 0.25 | 0.5 | 0.5 | 0.125 |