Table 2.
The microflora of air in a dental surgery | Bacterial and fungal contamination levels |
---|---|
A. Outdoor air | |
Bacteria microflora | % of total bacteria |
Gram-positive granulomata | 53 |
Staphylococcus xylosus | 25 |
Micrococcus spp. | 15 |
Staphylococcus lentus | 10 |
Kocuria rosea | 3 |
Gram-positive rod-shaped non-porous bacteria | 43 |
Brevibacterium spp. | 28 |
Corynebacterium striatum | 15 |
Gram-positive rod-shaped bacteria creating endospores | 3 |
Bacillus pumilus | 3 |
Fungal microflora | % of total fungi |
Mould fungi | 100 |
Cladosporium cladosporioides | 39 |
Cladosporium herbarum | 33 |
Penicillium griseoazureum | 11 |
Penicillium spp. | 11 |
Fusarium spp. | 6 |
B. Before patients visit | |
Bacteria microflora | % of total bacteria |
Gram-positive granulomata | 100 |
Staphylococcus epidermidis | 52 |
Micrococcus spp. | 33 |
Streptococcus spp. | 11 |
Staphylococcus xylosus | 2 |
Staphylococcus sciuri | 2 |
Fungal microflora | % of total fungi |
Mould fungi | 100 |
Cladosporium cladosporioides | 61 |
Cladosporium herbarum | 32 |
Penicillium griseoazureum | 7 |
C. During patients visit | |
Bacteria microflora | % of total bacteria |
Gram-positive granulomata | 99 |
Staphylococcus epidermidis | 45 |
Micrococcus spp. | 38 |
Streptococcus spp. | 6 |
Staphylococcus xylosus | 5 |
Staphylococcus equorum | 3 |
Kocuria rosea | 2 |
Mezophile ray fungi | 0 |
Rhodococcus spp. | 0 |
Fungal microflora | % of total fungi |
Mould fungi | 100 |
Cladosporium cladosporioides | 38 |
Cladosporium herbarum | 31 |
Penicillium spp. | 15 |
Penicillium griseoazureum | 15 |