Table 3.
Etiologic Role of Normal Respiratory Flora in 120 Cases of Community-Acquired Pneumonia
| Microorganisms | NRF Alone | NRF + Respiratory Virus |
|---|---|---|
| Streptococcus mitis (oralis) | 3 | 3 |
| S mitis (oralis) + other(s)a | 7 | 1 |
| Other (sole isolate) | ||
| Streptococcus | 3 | 1 |
| Corynebacterium | 0 | 0 |
| Lactobacillus | 1 | 1 |
| Candida albicans | 1 | 0 |
| Others,a no S mitis | 6 | 4 |
| Total | 21 | 10 |
Abbreviations: NRF, normal respiratory flora.
aOthers include the following: Streptococcus sanguinis, Streptococcus parasanguinis, and Streptococcus salivarius; Corynebacterium propinquum and Corynebacterium pseudodiphtheriticum; Lactobacillus fermentarium; Actinomyces odontolyticus; Rothia mucilagenosa; Candida albicans and Candida glabrata.