Table 2.
Distribution of bacteria isolates against the different clinical features of external ocular infections at JUMC eye clinic.
| Name of bacterial isolate | Types of diagnosis | Total (N = 319) | ||||
|---|---|---|---|---|---|---|
| Conjunctivitis (N = 165) | Blepharitis (N = 52) | Blepharoconjunctivitis (N = 74) | Dacryocystitis (N = 13) | Others (N = 15) | ||
| Gram-positive bacteria | ||||||
| S. aureus | 15 (20.0) | 8 (25.0) | 1 (3.7) | 2 (25.0) | 3 (60) | 29 (19.7) |
| CoNS∗ | 16 (21.3) | 10 (31.2) | 10 (37.0) | 3 (37.5) | 2 (40) | 41 (27.9) |
| S. pneumoniae | 9 (12.0) | 2 (6.2) | 0 (0.0) | 2 (25.0) | 0 (0.0) | 13 (8.8) |
| S. pyogenes | 4 (5.3) | 0 (0.0) | 1 (3.7) | 0 (0.0) | 0 (0.0) | 5 (3.4) |
| S. agalactiae | 2 (2.7) | 2 (6.2) | 1 (3.7) | 0 (0.0) | 0 (0.0) | 5 (3.4) |
| S. viridians # | 2 (2.7) | 1 (3.1) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 3 (2.0) |
|
| ||||||
| Gram-negative bacteria | ||||||
| P. aeruginosa | 5 (6.7) | 3 (9.4) | 2 (7.4) | 0 (0.0) | 0 (0.0) | 10 (6.8) |
| K. pneumoniae | 4 (5.3) | 2 (6.2) | 2 (7.4) | 1 (12.5) | 0 (0.0) | 9 (6.1) |
| P. mirabilis | 3 (4.0) | 1 (3.1) | 1 (3.7) | 0 (0.0) | 0 (0.0) | 5 (3.4) |
| P. vulgaris | 2 (2.7) | 0 (0.0) | 2 (7.4) | 0 (0.0) | 0 (0.0) | 4 (2.7) |
| S. marcescens | 3 (4.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 3 (2.0) |
| Citrobacter spp. | 3 (4.0) | 1 (3.1) | 1 (3.7) | 0 (0.0) | 0 (0.0) | 5 (3.4) |
| Enterobacter spp. | 2 (2.7) | 0 (0.0) | 1 (3.7) | 0 (0.0) | 0 (0.0) | 3 (2.0) |
| E. coli | 2 (2.7) | 2 (6.2) | 1 (3.7) | 0 (0.0) | 0 (0.0) | 5 (3.4) |
| H. influenzae | 2 (2.7) | 0 (0.0) | 3 (11.1) | 0 (0.0) | 0 (0.0) | 5 (3.4) |
| N. meningitidis | 1 (1.3) | 0 (0.0) | 1 (3.7) | 0 (0.0) | 0 (0.0) | 2 (1.4) |
| Total | 75 (51.0) | 32 (21.8) | 27 (18.4) | 8 (5.4) | 5 (3.4) | 147 (100) |
∗Coagulase-negative staphylococcus; #Viridans streptococci.